nexus 5 overheating!!! - Nexus 5 Q&A, Help & Troubleshooting

From yesterday, my nexus 5 is overheating. I controlled CPU and Battery temp with "Trickster mod" app, WITHOUT APPS RUNNING battery temp is 35°C and CPU temp 47-49°C. I cannot understand what's happened??? Until yesterday it wasn't overheating. My n5 is rooted but stock, with Default Franco Kernel (the same configuration i had in past months).
Can u install this app and control your TEMPS, please?
Can u say me if i should get an RMA and change my n5?

I live in India where the temperature's always between 30-35*c and hence, so is my CPU and battery temperature as well. During the night the average temp drops down to 25 when the device isn't being used.
Room temperature and weather around you play a major role in the average temperatures you get. Could be this case with you.
I would monitor the temperatures for a few days and if it doesn't settle down, I would flash back full stock and use the device for a while to see if it changes.

1) Room temperature is about 19°C, so it isn't the problem.
2) I already made all stock this morning, but nothing changed, it was overheating the same
3) If rooted, can u install Trickster mod app and tell me your n5 temps, pls?
vin4yak said:
I live in India where the temperature's always between 30-35*c and hence, so is my CPU and battery temperature as well. During the night the average temp drops down to 25 when the device isn't being used.
Room temperature and weather around you play a major role in the average temperatures you get. Could be this case with you.
I would monitor the temperatures for a few days and if it doesn't settle down, I would flash back full stock and use the device for a while to see if it changes.
Click to expand...
Click to collapse

My battery sits at 27-30C when idling. The room temperature is around 24C.
Are you noticing unusual battery drain as well? If so, my guess would be that something is keeping your phone awake and running in the background. Try BetterBatteryStats and see if there are any wakelocks stopping your phone from sleeping.

And CPU Temp??
raptir said:
My battery sits at 27-30C when idling. The room temperature is around 24C.
Are you noticing unusual battery drain as well? If so, my guess would be that something is keeping your phone awake and running in the background. Try BetterBatteryStats and see if there are any wakelocks stopping your phone from sleeping.
Click to expand...
Click to collapse

Franco is pretty buggy, try faux.

Johnny75_ said:
And CPU Temp??
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Click to collapse
33C, but I wouldn't worry much about that. It's too transient to be of any use. If I open Chrome it spikes up to 45C+ very quickly, then settles back down.

Johnny75_ said:
1) Room temperature is about 19°C, so it isn't the problem.
2) I already made all stock this morning, but nothing changed, it was overheating the same
3) If rooted, can u install Trickster mod app and tell me your n5 temps, pls?
Click to expand...
Click to collapse
You don't need root/trickster to get cpu and battery temperatures. Anyways, I'm on a custom rom (AICP) with ElementalX.
I am currently using whatsapp and the CPU temp has gone to 42*c and the Battery temperature is showing 33*c.. Room temperature is about 26*c.
As stated above, could be a app which is preventing the device from sleeping. Install wakelock detector and see the culprit.

Johnny75_ said:
From yesterday, my nexus 5 is overheating. I controlled CPU and Battery temp with "Trickster mod" app, WITHOUT APPS RUNNING battery temp is 35°C and CPU temp 47-49°C. I cannot understand what's happened??? Until yesterday it wasn't overheating. My n5 is rooted but stock, with Default Franco Kernel (the same configuration i had in past months).
Can u install this app and control your TEMPS, please?
Can u say me if i should get an RMA and change my n5?
Click to expand...
Click to collapse
lmao!
overheating? what world do you live in? you do realize that your body temp is 37C on average? so your battery temp of 35C is still cold! and a cpu temp of 47-49C is pretty cold as well. the safety shutdown for cpu temp is 105C, quite a bit away from 47-49C. your temps arent even halfway there! what you should stop doing is freaking out, and start enjoying your phone. speaking of, you own a quad core phone, when you use it, it will get warm. and if you use the cpu intensively, itll get flat out hot! and thats normal. our phones do not have anything to cool off their cpu, so it relies on the surrounding air to cool it off. unlike a desktop or laptop, which have active cooling systems.

Sorry, but now with 2 simple apps, battery is 40°C and CPU 65°C. When i call, my ear is boiling!!!
simms22 said:
lmao!
overheating? what world do you live in? you do realize that your body temp is 37C on average? so your battery temp of 35C is still cold! and a cpu temp of 47-49C is pretty cold as well. the safety shutdown for cpu temp is 105C, quite a bit away from 47-49C. your temps arent even halfway there! what you should stop doing is freaking out, and start enjoying your phone. speaking of, you own a quad core phone, when you use it, it will get warm. and if you use the cpu intensively, itll get flat out hot! and thats normal. our phones do not have anything to cool off their cpu, so it relies on the surrounding air to cool it off. unlike a desktop or laptop, which have active cooling systems.
Click to expand...
Click to collapse

safety doesn't mean good. If laptop is a little overheating it doesn't matter, but smartphone overheating is unconfortable....

Johnny75_ said:
Sorry, but now with 2 simple apps, battery is 40°C and CPU 65°C. When i call, my ear is boiling!!!
Click to expand...
Click to collapse
boiling, i doubt it. boiling point of water is 100C. yes, 65C for a cpu temp is warm, but very normal. and feel, doesnt measure temp. all feel does is give you a difference between what you are touching and what you used to touch. feel is very inaccurate when it comes to a temp reading. boiling is an exaggeration by you. when dealing with real stuff, exaggeration is looked down upon. the cooler your skin is, the warmer your phone will "feel". but that says nothing about temperature. when talking temp, your phone will never be cooler than the surrounding air temo, unless physically cooled down. itll only be warmer, if screen is on, and even warmer when in use. and if plugged in and in use, expect to see temps up to the 70s-80s C.
---------- Post added at 02:11 PM ---------- Previous post was at 02:07 PM ----------
Johnny75_ said:
safety doesn't mean good. If laptop is a little overheating it doesn't matter, but smartphone overheating is unconfortable....
Click to expand...
Click to collapse
theres no such thing as a little overheated. its either overheating or not. just like a woman is pregnant or not, shes not a little pregnant. again, i know that you are refusing to believe it, and are looking for someone to confirm your beliefs, but you wont find that confirmation, bwcause your phone is normal. if you want a cooler device, sell your quad core phone and buy a lower cpu speed single core phone.

Maybe 65°C is normal in a laptop, no in a smartphone. Before yesterday it wasn't warm, now yes. Why? Wasn't it normal before yesterday? I don't think.
Configuration is the same, apps are the same, all is the same. I think there is an Hardware problem. I wish see u phoning with a warm display on your ear.

Johnny75_ said:
Maybe 65°C is normal in a laptop, no in a smartphone. Before yesterday it wasn't warm, now yes. Why? Wasn't it normal before yesterday? I don't think.
Configuration is the same, apps are the same, all is the same. I think there is an Hardware problem. I wish see u phoning with a warm display on your ear.
Click to expand...
Click to collapse
guy, quit fantasizing, THERE IS NOTHING WRONG WITH YOUR DEVICE!!!!
it was warm many times over, you just didnt pay attention to it, thats all. and dont tell me it was never warm, unless you live somewhere in space near absolute zero. IT IS NORMAL FOR THE PHONE TO GET WARM, AND EVEN HOT, WHEN YOU USE IT! why do you think no one has told you that your phone is not normal, that the heat is not normal? because that is not true. you can believe whatever you want to believe, i personally dont care. but in reality you do not exist it appears. lol! anyways, here is my phone, its much hotter than yours(99C cpu temp, -1 degree C from boiling water), and its one of the top n5 in these xda forums..
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ok, your cpu is really hot. And your battery temp? Maybe battery is the problem. Don't u feel very unconfortable phoning when your smarphone is so hot?

@simms22 I feel where you are coming fom. I know these devices are supposed to get hot. However 99 C is a bit too high considering you don't appear to be doing anything with your phone in that screenshot. I would expect those temps if you were gaming or using G Maps and streaming Pandora at the same the or something.

Sandman-007 said:
@simms22 I feel where you are coming fom. I know these devices are supposed to get hot. However 99 C is a bit too high considering you don't appear to be doing anything with your phone in that screenshot. I would expect those temps if you were gaming or using G Maps and streaming Pandora at the same the or something.
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Click to collapse
Im part of trinity kernel, and I do all the testing. part of my testing is pushing it as much as I can, so I can try and "break" the kernel. i actually spend a lot of time around that safety shutdown temp, trying to break things :angel:
under normal conditions, you won't ever see 99C. but seeing it in the 70s and 80s occasionally, especially while gaming, is normal.
---------- Post added at 11:19 AM ---------- Previous post was at 11:18 AM ----------
Johnny75_ said:
ok, your cpu is really hot. And your battery temp? Maybe battery is the problem. Don't u feel very unconfortable phoning when your smarphone is so hot?
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Click to collapse
if I made a phone call at 99C, I probably would feel uncomfortable.

My N5 dose the same as you

Please, so why trickster mod say to me that "battery is too much hot"? Now it's about 45°C, and I have only 2 light apps opened, no games ( chrome and play books).
Sent from my Nexus 5 using XDA-FORUM, powered by appyet.com

Johnny75_ said:
Please, so why trickster mod say to me that "battery is too much hot"? Now it's about 45°C, and I have only 2 light apps opened, no games ( chrome and play books).
Sent from my Nexus 5 using XDA-FORUM, powered by appyet.com
Click to expand...
Click to collapse
I wiped the cache and the problem is solved

Related

My Nexus 5 gets hot

Hi all!
Today ive noticed that my nexus 5 gets really hot while playing graphic intense games such as real racing 3 or asphalt 8.
I downloaded an app which shows the cpu temperature and while playing it was 75-76°C...
While charging it can go up to 79°C but i have a spigen ultra hybrid case on the phone at all times.
I am a bit worried. Are these temps okay during games?
While browsing with chrome the phone gets a bit warm, the app shows 49-50°C but while its on charger it can go up to 55-56°C.
Is it normal?
Is it okay how it behaves?
Sent from my Nexus 5 using xda app-developers app
Algotis said:
Hi all!
Today ive noticed that my nexus 5 gets really hot while playing graphic intense games such as real racing 3 or asphalt 8.
I downloaded an app which shows the cpu temperature and while playing it was 75-76°C...
While charging it can go up to 79°C but i have a spigen ultra hybrid case on the phone at all times.
I am a bit worried. Are these temps okay during games?
While browsing with chrome the phone gets a bit warm, the app shows 49-50°C but while its on charger it can go up to 55-56°C.
Is it normal?
Is it okay how it behaves?
Sent from my Nexus 5 using xda app-developers app
Click to expand...
Click to collapse
its normal.
when playing intensive games it will get hot, especially in a case. and 50C while browsing is normal as well. the phone doesnt have a fan to actively cool itself down, like a laptop, so it relies on a passive cooling system, transfer of heat. the case will slow that cooling down a bit.
Thank you very much for the answer!:thumbup:
Sent from my Nexus 5 using xda app-developers app
Wow my nexus 5 never goes above 45 degrees whatever I'm doing whether that be playing graphic intensive games, web browsing, you name it. These temperatures would be considered abnormal to me..
Sent from my Nexus 5 using xda app-developers app
samkent6 said:
Wow my nexus 5 never goes above 45 degrees whatever I'm doing whether that be playing graphic intensive games, web browsing, you name it. These temperatures would be considered abnormal to me..
Sent from my Nexus 5 using xda app-developers app
Click to expand...
Click to collapse
are you checking battery temp or cpu temp? if you are talking cpu temp, it surely will go way over "45 degrees" when doing anything intensive. and if you are still denying that cpu temp goes over "45 degrees", then you just dont know whats going on with your device or are just in denial. enabling your phone for ART, rebooting, then letting it build ART will take your phones cpu temp over "45 degrees".
samkent6 said:
Wow my nexus 5 never goes above 45 degrees whatever I'm doing whether that be playing graphic intensive games, web browsing, you name it. These temperatures would be considered abnormal to me..
Sent from my Nexus 5 using xda app-developers app
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Click to collapse
We were talking about cpu temps, NOT battery temps. My battery temp is max 45-46°C too...
Sent from my Nexus 5 using xda app-developers app
then your cpu temp monitor is not "live" and very inaccurate. get a live cpu temp monitor, with a live notification in your status bar, then watch the cpu temp go up, live, as you are playing an intensive game.
---------- Post added at 02:28 PM ---------- Previous post was at 02:25 PM ----------
so you are saying that your cpu and battery temp maxes at the same place? lmao! a. theres something wrong with your phones temp sensors, or b. the app that you are using to check cpu temp is very inaccurate. with use, its NORMAL for the cpu temp to go above 50C, above 60C, and sometimes above 70C. thats normal and expected.
simms22 said:
then your cpu temp monitor is not "live" and very inaccurate. get a live cpu temp monitor, with a live notification in your status bar, then watch the cpu temp go up, live, as you are playing an intensive game.
---------- Post added at 02:28 PM ---------- Previous post was at 02:25 PM ----------
so you are saying that your cpu and battery temp maxes at the same place? lmao! a. theres something wrong with your phones temp sensors, or b. the app that you are using to check cpu temp is very inaccurate. with use, its NORMAL for the cpu temp to go above 50C, above 60C, and sometimes above 70C. thats normal and expected.
Click to expand...
Click to collapse
NOO! My battery temp is max 45-46C an cpu temp is 70-75C, the guy said that his phone never goes above 45 but that couldnt be the cpu
Sent from my Nexus 5 using xda app-developers app
Algotis said:
NOO! My battery temp is max 45-46C an cpu temp is 70-75C, the guy said that his phone never goes above 45 but that couldnt be the cpu
Sent from my Nexus 5 using xda app-developers app
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Click to collapse
right. its very east to get the cpu temp warmer than barely over body temp, without any effort. i just quoted the wrong person, sorry
After extensive research on this issue and with Google we have come up with a new nexus hardware revision 13k
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Your phone can now be literally the coolest phone in the world
This new build revision now has a heatsink and now a 9,000 RPM fan to go with it
Sent from my SCH-I535 using Tapatalk
markdapimp said:
After extensive research on this issue and with Google we have come up with a new nexus hardware revision 13k
Your phone can now be literally the coolest phone in the world
This new build revision now has a heatsink and now a 9,000 RPM fan to go with it
Sent from my SCH-I535 using Tapatalk
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Click to collapse
ha! i need one of those
whenever im actively pushing my phone hard and from 2880mhz-3014mhz, i stick the phone in the freezer for a short time, until my cpu temp is below 0C :angel:
LOL, must buy DD
Sent from my Nexus 5 using xda app-developers app
I just cant understand why some people say that their phones just get warm, while mine gets so hot..
Sent from my Nexus 5 using xda app-developers app
Algotis said:
I just cant understand why some people say that their phones just get warm, while mine gets so hot..
Sent from my Nexus 5 using xda app-developers app
Click to expand...
Click to collapse
I'm going to charge my device with a case and report to you the temp
Algotis said:
I just cant understand why some people say that their phones just get warm, while mine gets so hot..
Sent from my Nexus 5 using xda app-developers app
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Click to collapse
hot, warm, melting.. its all relative. hot nor cold describe a temperature, they are describing how it feels to their hands. if you hand is cooler, the phone will feel hotter, if your hand is warmer then the phone will feel cooler.
try this.. grab 3 cups of water, one hot, one cold, and one room temp. stick one hand in the hot water, and one in the cold water for about a mijnute. then stick them both in the room temp water together. the hand that was in the hot water will feel that the room temp water is cool. the hand that was in the cold water will feel that the room temp water is warm. both hands are in the same water, but they will feel it differently.
simms22 said:
hot, warm, melting.. its all relative. hot nor cold describe a temperature, they are describing how it feels to their hands. if you hand is cooler, the phone will feel hotter, if your hand is warmer then the phone will feel cooler.
try this.. grab 3 cups of water, one hot, one cold, and one room temp. stick one hand in the hot water, and one in the cold water for about a mijnute. then stick them both in the room temp water together. the hand that was in the hot water will feel that the room temp water is cool. the hand that was in the cold water will feel that the room temp water is warm. both hands are in the same water, but they will feel it differently.
Click to expand...
Click to collapse
Thanks for the tip, i know whats going to happen.
Now I tried without a case and while NOT charging and i had 75C cpu temp after 10-15 minutes of gaming.
Is it still okay?
I am worryig, sorry if i annoy you but im this type of person
Sent from my Nexus 5 using xda app-developers app
Algotis said:
Thanks for the tip, i know whats going to happen.
Now I tried without a case and while NOT charging and i had 75C cpu temp after 10-15 minutes of gaming.
Is it still okay?
I am worryig, sorry if i annoy you but im this type of person
Sent from my Nexus 5 using xda app-developers app
Click to expand...
Click to collapse
i play games and stream movies, reaching those temps can be very normal. i even push my device to the limit occasionally(nearly daily :angel, the limit being 100C. 100C is the safety shutdown temp, once you hit it the device will automatically reboot or power off to cool off. if you are below that temp, you are alright. imagine, a quad core device, with a 2.3ghz cpu speed, and an awesome gpu, it will get hot when being pushed
it can also be that the game isnt very optimized for the nexus 5.
simms22 said:
i play games and stream movies, reaching those temps can be very normal. i even push my device to the limit occasionally(nearly daily :angel, the limit being 100C. 100C is the safety shutdown temp, once you hit it the device will automatically reboot or power off to cool off. if you are below that temp, you are alright. imagine, a quad core device, with a 2.3ghz cpu speed, and an awesome gpu, it will get hot when being pushed
it can also be that the game isnt very optimized for the nexus 5.
Click to expand...
Click to collapse
What is your s/n number?
Mine is 310K so the first release.
Sent from my Nexus 5 using xda app-developers app
Algotis said:
What is your s/n number?
Mine is 310K so the first release.
Sent from my Nexus 5 using xda app-developers app
Click to expand...
Click to collapse
im a 311K, bought it the day tmobile released it. everyone i know with a nexus 5, many, and online, all have nexus 5 that get hot when pushed, regardless of what rom or kernel they are running, or when they bought it. this heat "issue" was around the nexus 4 as well, for months after its release. it also is a quad core, that gets hot when pushed.
Charging via AC doing nothing but charging
Sent from my Nexus 5 using Tapatalk

Nexus 5 overheating battery

hi all im just newbie who just got this devices and after intense use why my battery always overheated ? im just browse some pagesband playing games. im using a softcase. my rom is stock roited with elementalx kernel
any help will be appreciated
Sent from my Hammerhead
Define "overheating", as in the actual battery temperature. Not "it feels hot".
Lethargy said:
Define "overheating", as in the actual battery temperature. Not "it feels hot".
Click to expand...
Click to collapse
it is hot sir, my hands is warm after using my nexus for 15min
Mranggapo said:
it is hot sir, my hands is warm after using my nexus for 15min
Click to expand...
Click to collapse
That doesn't tell us anything. Get an actual battery temperature reading, not what you think it feels like. Most kernel apps should tell you.
Lethargy said:
That doesn't tell us anything. Get an actual battery temperature reading, not what you think it feels like. Most kernel apps should tell you.
Click to expand...
Click to collapse
what is the apps you use sir ?
Mranggapo said:
what is the apps you use sir ?
Click to expand...
Click to collapse
I don't pay attention to it myself since I know it isn't overheating. Various kernel apps should give you a reading, hell even Antutu Benchmark tells you your battery temperature in Device Info.
Also, when your battery reaches 60C (or 65C, forgot which of the two), your phone will force shut itself off. Chances are, you're not even feeling much heat from the battery, the CPU usually produces more heat before the battery can even reach that high (some kernels have battery shutdown disabled anyways). The CPU starts throttling at around 60C CPU temp (NOT battery temp), and force shuts down at 105C. Clearly, "warm" is no issue at all.
Lethargy said:
I don't pay attention to it myself since I know it isn't overheating. Various kernel apps should give you a reading, hell even Antutu Benchmark tells you your battery temperature in Device Info.
Also, when your battery reaches 60C (or 65C, forgot which of the two), your phone will force shut itself off. Chances are, you're not even feeling much heat from the battery, the CPU usually produces more heat before the battery can even reach that high (some kernels have battery shutdown disabled anyways). The CPU starts throttling at around 60C CPU temp (NOT battery temp), and force shuts down at 105C. Clearly, "warm" is no issue at all.
Click to expand...
Click to collapse
thank you for the explanation sir .

[Q] Serious Nexus 5 overheating problem

Hello. I'm new with the account here, but been reading this forum for years.
I'm creating this thread because my new Nexus 5 (which I have for 20 days now) is overheating more than a normal mobile device should.
When i bought it, it had 4.4.4 Kit kat android, and I had that one for about 5 days, and in that time, I didn't notice any overheating, or maybe didn't pay attention, can't remember really.
But after installing official Lollipop 5.0.1, the device is heating pretty good even when browsing internet for 5 minutes, at about 30-40% brightness.
**** Please tell me if some of your devices are acting the same, and is it worth a try to install back an older android to try if it will stop overheating, or my device may be faulty and should I take it back for another one (or maybe switch to LG G2) ?
Because I'm still unable to post image links, i will write it down:
- Ambient temperature: 23 degrees Celsius
- The temperature sensor is taped on the back side, at the side of camera, this is where it overheats most. (even if not using camera)
- Phone temp after staying on standby with screen off: 28 C (it's not warm but it is warmer than desk which it is sitting on)
- After staying idle on home screen with screen on for 10 minutes (50% brightness): 30.5 C
- After chatting on Messenger for 10 minutes: 34.3 C (feels warm)
- After recording video for 4 minutes: 41 Celsius!!! (almost uncomfortably hot in the whole upper half of the phone, both the back side and the screen)
- After 15 minutes letting it cool down, with screen off of course, it is 38 C (still hot to touch), and it stays like that untill I reboot the phone, then it cools down.
The test took about 50 minutes, and after that, battery was drained for about 25%.
-While charging, the phone does not overheat, just gets a little warm which is OK. (haven't tried wireless charging)
P.S. I don't play games on the phone...
Please act quick in case I should return the phone...
the only time my phone gets hot is when im intensively doing a lot of things..
for example.. im playing ingress, have tether ON, and my two sons are using their tablets connected to my phone playing ingress too..
but if i turn off the game and turn off tether, it cools down..
to me it sounds u have something intesively using your CPU and perhaps GPS and other radios.
hold power button.. when PWR OFF shows, long press it and reboot into SAFE MODE...
use the phone for a bit and see if it gets warm... this should tell you if its apps installed.
I only used wifi, no tethering, no GPS, 3G, NFC or any other radios, cell signal is good so phone is not searching for it.
- In safe mode, it still gets warm when using camera. When browsing internet and watching images in google search, also but just mild warm..
- But after sitting and thinking, I've found a problem! After recording with camera and leaving it to cool down, it didn't cool down because it had to make an effort to upload that 5 min video on Google drive via Auto backup!
After turning the Auto-backup off, it is now much cooler!
I will post tomorrow with the results, if something changes...
Anyway, thank you!
First of all, "warm" doesn't mean anything.
Battery temperature does not mean much either, as the CPU is what generates the most heat.
There is a battery temperature throttle that reduces the CPU frequency, but it is almost entirely pointless as the CPU will always reach it's own throttle temperatures MUCH, MUCH earlier than the battery will. The CPU starts throttling at 65C CPU temp (NOT battery temp), and shuts itself down at about 105C CPU temp. Unless your battery somehow reaches a batterytemp of 70C+ (nearly impossible because the CPU will always hit it's throttle first), then I would never even take it into any sort of consideration unless you have a physical battery defect.
Using the camera generates heat since it's CPU and power intensive.
Using the phone in general will generate heat.
Keep in mind that mobile devices are passively cooled, not actively cooled with a fan/liquid.
Not sure what you're so worried about.
Lower your brightness
Lethargy, thank you for a short physics lesson. I'm already into physics and cooling systems so all is clear. I was just worried a bit because all of my previous phones weren't getting this warm (hot), but also never had a multi-core processor in phone eather, maybe that's the reason why I never experienced this before.
Battery temp (measured with app) gets up to 40-42 degrees Celsius, while the phone case gets up to 41 when recording video. Of course that temp won't damage the device, I'm not worried about the processor, but that temp is degrading battery life, in long term.
And about the brightness, phone is not meant to be used at lowest brightness all the time, so that shouldn't be an excuse for high temps. Just sayin'...
Sent from my Nexus 5 using XDA Free mobile app
AlexSRB said:
Lethargy, thank you for a short physics lesson. I'm already into physics and cooling systems so all is clear. I was just worried a bit because all of my previous phones weren't getting this warm (hot), but also never had a multi-core processor in phone eather, maybe that's the reason why I never experienced this before.
Battery temp (measured with app) gets up to 40-42 degrees Celsius, while the phone case gets up to 41 when recording video. Of course that temp won't damage the device, I'm not worried about the processor, but that temp is degrading battery life, in long term.
And about the brightness, phone is not meant to be used at lowest brightness all the time, so that shouldn't be an excuse for high temps. Just sayin'...
Sent from my Nexus 5 using XDA Free mobile app
Click to expand...
Click to collapse
The only thing that sounded odd was how it wasn't cooling down until you rebooted, but it sounds like you figured that out with the automatic upload setting.
41-42c battery temp can be normal after prolonged usage, though personally I usually see that after a short gaming session. My brightness is around 40% and high brightness will cause extra heat.
Otherwise the phone is very thin so you can feel the stacked SoC and RAM heat up through the skin fairly easily, right around the camera area as you mentioned.
I think each device and CPU is slightly different and can vary by a few degrees under load as well.
AlexSRB said:
Lethargy, thank you for a short physics lesson. I'm already into physics and cooling systems so all is clear. I was just worried a bit because all of my previous phones weren't getting this warm (hot), but also never had a multi-core processor in phone eather, maybe that's the reason why I never experienced this before.
Battery temp (measured with app) gets up to 40-42 degrees Celsius, while the phone case gets up to 41 when recording video. Of course that temp won't damage the device, I'm not worried about the processor, but that temp is degrading battery life, in long term.
And about the brightness, phone is not meant to be used at lowest brightness all the time, so that shouldn't be an excuse for high temps. Just sayin'...
Sent from my Nexus 5 using XDA Free mobile app
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Your temperatures are fine and you shouldn't worry about it. It's average for a Nexus 5, and there are throttles/shutdown temps anyways, for both the battery and CPU. I've had mine for a year and there hasn't been any sort of issue, normal usage should be negligible to the condition of the battery.
Ok, everything seems to be ok then. Now I can go to sleep without worrying Thanks guys!
Sent from my Nexus 5 using XDA Free mobile app

What are safe temperatures? Building a thermal-engine.conf?

As the title states, what are safe temperatures for modern phones with heat pipes, fans, etc?
My current daily driver a Snapdragon 855+ consistently hits 60-75c CPU temps whilst gaming or heavy web browsing, however despite this my battery never exceeds 45c.
Is this safe for the phone in the long run?
Are modern phones keeping the nand far from the cpu?(main heat source)
Reason I ask is because nands deteriorate rapidly starting at 48c+..
There is also NO documentation whatsoever that I can locate on hardware shutoff temperatures for modern phone socs..
Any insight at all would be great.
As a side note what do you put in a thermal engine if you wanted it to underclock at 55c until 40c?
Bump
ctemp is cpu temp
btemp is battery temp
completely stand by 33celcius
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while mid way of CPU stress test
highest recorded CPU temp is 38celcius also i just notice i need to change my CPU governor only 4 are doing heavy work hmmn okay how da fvck do i change my CPU governor
105°F is getting too warm for a phone battery... and you're going above that.
While Li's can operate up to 150°F, for a phone a more conservative limit of 102°F is best.
In direct sunlight with those temperatures you could fry a display before the thermal shutdown kicked in.
blackhawk said:
105°F is getting too warm for a phone battery... and you're going above that.
While Li's can operate up to 150°F, for a phone a more conservative limit of 102°F is best.
In direct sunlight with those temperatures you could fry a display before the thermal shutdown kicked in.
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okay i was about to change my CPU governor but after i read what you had said i provably stick to the default then
ineedroot69 said:
okay i was about to change my CPU governor but after i read what you had said i provably stick to the default then
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I would. I fried a stock Android display like that with the conservative stock settings
It's not just the cpu you that can be damaged.
You need to take into account temperature hysteresis as well and leave a decent safety margin.
blackhawk said:
I would. I fried a stock Android display like that with the conservative stock settings
It's not just the cpu you that can be damaged.
You need to take into account temperature hysteresis as well and leave a decent safety margin.
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Interesting information you provided, what temps would a display fry at? One of my phones is capable of running the cpu to 75c (yes i know thats extreme, it was a stress test) for over half an hour while the remaining components never exceeded 45c according to available sensors
How would you build a thermal engine?
SilentDevGuy said:
Interesting information you provided, what temps would a display fry at? One of my phones is capable of running the cpu to 75c (yes i know thats extreme, it was a stress test) for over half an hour while the remaining components never exceeded 45c according to available sensors
How would you build a thermal engine?
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Click to collapse
While the phone has a lot of temperature sensors in the display there are thousands of mosfets as wells as the OLEDs.
No way to monitor all those microscopic P/N junctions.
Not much heat sinking/porting other than the glass of the display it's self.
Glass is not an efficient thermal conductor... the back panel if ceramic maybe better. Most cases also help trap heat.
Temperatures that pose no issue for a freestanding mobo/cpu can quickly become one in a small sealed unit with densely packed components.
You may be able to get away with 200°F temps sometimes but it will take little to tip the balance. It can happen so fast that even auto shutdown will be useless. Weakest link... the last to be seen and the first to go.
Using a damp microfiber cloth can help cool it down a lot especially with dry moving air.
blackhawk said:
While the phone has a lot of temperature sensors in the display there are thousands of mosfets as wells as the OLEDs.
No way to monitor all those microscopic P/N junctions.
Not much heat sinking/porting other than the glass of the display it's self.
Glass is not an efficient thermal conductor... the back panel if ceramic maybe better. Most cases also help trap heat.
Temperatures that pose no issue for a freestanding mobo/cpu can quickly become one in a small sealed unit with densely packed components.
You may be able to get away with 200°F temps sometimes but it will take little to tip the balance. It can happen so fast that even auto shutdown will be useless. Weakest link... the last to be seen and the first to go.
Using a damp microfiber cloth can help cool it down a lot especially with dry moving air.
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Click to collapse
The phone in question contains a cooling fan and vapor chamber, the components genuinely do not reach the cpus temp using a laser thermometer, however I agree that the temperature isnt safe and thus brings me to my original question, how would you build a thermal engine? Everyone seems to agree with me that the temps arent safe. Also the phone has a full metal body to cool faster then a glass sandwhich, and I typically do not use a case but the one I have is designed for cooling and doesnt create a general heat increase
SilentDevGuy said:
The phone in question contains a cooling fan and vapor chamber, the components genuinely do not reach the cpus temp using a laser thermometer, however I agree that the temperature isnt safe and thus brings me to my original question, how would you build a thermal engine? Everyone seems to agree with me that the temps arent safe. Also the phone has a full metal body to cool faster then a glass sandwhich, and I typically do not use a case but the one I have is designed for cooling and doesnt create a general heat increase
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If you were sinking enough of the heat thermal throttling be no issue... inadequate heat sinking is the issue.
A full imersion liquid cooled phone be more effective... no more hot spots and plenty of potential btu sinking capacity.
blackhawk said:
If you were sinking enough of the heat thermal throttling be no issue... inadequate heat sinking is the issue.
A full imersion liquid cooled phone be more effective... no more hot spots and plenty of potential btu sinking capacity.
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A slight misunderstanding, my device NEVER thermal throttles, it always releases the heat perfectly fine. My question is in regards to ME wanting to throttle my phone, not stop it.
Any further posts should be about creating a thermal engine as the thread is suppose to be about... Thanks in advance.
SilentDevGuy said:
A slight misunderstanding, my device NEVER thermal throttles, it always releases the heat perfectly fine. My question is in regards to ME wanting to throttle my phone, not stop it.
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Because it's rooted you need to modify it; as it is now it just keep running no matter how hot it gets?
That's a rather serious rom issue.
I have no clue how to do that with Androids... someone here probably does.
You should probably use the stock profile as they most likely use many of the temp sensors readouts in conjunction for throttling.
blackhawk said:
Because it's rooted you need to modify it; as it is now it just keep running no matter how hot it gets?
That's a rather serious rom issue.
I have no clue how to do that with Androids... someone here probably does.
You should probably use the stock profile as they most likely use many of the temp sensors readouts in conjunction for throttling.
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Click to collapse
On android the thermal engine is built around the same sensors and is actually what the rom uses, i see where the misunderstanding was now. To get you up to speed on all android roms the throttling is handled by the thermal engine which is modifiable by the end user, I personally am only aware of about 50% of the parameters and was seeking someone with more knowledge to teach me on how to build it from scratch. In regards to the "no matter how hot it gets", to clarify my phone has not physically reached shutdown temperatures and/or throttling because it is CAPABLE of releasing the heat WHILST RETAINING high cpu freqs/usage. The only way I can force a throttle is to apply external heat, the phone itselfs has a cooling system, that is cooling past what its cpu is capable of creating in heat.

Question Pixel 7 Pro - Overheating issues

I'm facing overheating issues while using video call on my pixel 7 pro. So scare for this temperature 45*C while doing video call. My old pixel 4xl has no issue so far, still working fine.
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Mine is at 35c in my pocket with the screen off listening to music. Battery draining like crazy.
Damn it.. so my old pixel 6 pro always over heated and I just purchased a pro 7 was hoping it wasn't over heating and well
Gotta wait for the pixel 12 pro
Over what? 36C* is not over. At least no visible throttling.. winter is coming
I must be good then. I'm at 29.8C while using my phone
A factory reset solved my problem with overheating and draining the battery.
The only video calls I use are WhatsApp, which I've done a few of on this phone. I've noticed they result in a slight increase in temperature, but no more than 38/39 degrees after about 10 minutes.
xgerryx said:
Mine is at 35c in my pocket with the screen off listening to music. Battery draining like crazy.
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Normal usages is OK, battery temperature is around 38C, overheat happen while doing video call...
flashbac76 said:
A factory reset solved my problem with overheating and draining the battery.
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I did factory reset, but I need to migrate all of my data from my old pixel4 xl, but it still happen overheat
hello00 said:
Gotta wait for the pixel 12 pro
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No, this one is my last Pixel , I have been used Pixel 2XL and 4XL so far all ok and the camera is awesome, but this Pixel 7 Pro is overheating
Aunogohe said:
I did factory reset, but I need to migrate all of my data from my old pixel4 xl, but it still happen overheat
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Click to collapse
After the factory reset I made a clean instal of everything. I only migrate some videos with nearby function. Maybe you should try a clean instal without migrating your stuff first.
I just unlocked my Bootloader, setting things up and this phone is hot as hell. Hot enough that the Flash is disabled
My Pixel 6 Pro used to hit 45c if you broke wind and it heard you, thankfully my Pixel 7 Pro does run significantly cooler but video calling does seem to be a bit of an Achilles' heel of Tensor. Video calling however does push the radios, the camera and the processor so it is going to heat up innit and if 45C was too hot the phone would shut its self off in self preservation so is it really anything to worry about?
I am not saying this is the same with Tensor but the latests Ryzen processors are designed to hit a thermal limit rather than a power limit so they instantly hit 95C under load where as previously 95C was an absolute no no, you're going to kill the CPU so don't go there, maybe this is just the way forwards.
MrBelter said:
My Pixel 6 Pro used to hit 45c if you broke wind and it heard you, thankfully my Pixel 7 Pro does run significantly cooler but video calling does seem to be a bit of an Achilles' heel of Tensor. Video calling however does push the radios, the camera and the processor so it is going to heat up innit and if 45C was too hot the phone would shut its self off in self preservation so is it really anything to worry about?
I am not saying this is the same with Tensor but the latests Ryzen processors are designed to hit a thermal limit rather than a power limit so they instantly hit 95C under load where as previously 95C was an absolute no no, you're going to kill the CPU so don't go there, maybe this is just the way forwards.
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The problem is the battery can't really exceed 45C without starting to degrade. And obviously it wouldn't be possible to hold a phone that was dissipating 95C worth of heat through the body lol.
That said, I did a video call today on Zoom for an hour and the phone didn't heat up even as much as my old 12 Pro Max did. I checked AccuBattery and the battery was around 38C which is like 1-3 degrees more than the normal usage scenario I've been experiencing and far from being concerning.
EtherealRemnant said:
The problem is the battery can't really exceed 45C without starting to degrade. And obviously it wouldn't be possible to hold a phone that was dissipating 95C worth of heat through the body lol.
That said, I did a video call today on Zoom for an hour and the phone didn't heat up even as much as my old 12 Pro Max did. I checked AccuBattery and the battery was around 38C which is like 1-3 degrees more than the normal usage scenario I've been experiencing and far from being concerning.
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Thing is the P6P hit 45C as regular as the tides without worldwide outcry of the phone or battery being damaged, you just had a lot of people (generally in very hot countries) saying my phone is too hot and i have not really done anything, it is hitting 45c all the time and my camera flash has been turned off.
Mine used to hit 45C just sat in my pocket when i was outside in the summer and i am in the UK where at 25C everyone is melting and moaning they cannot stand this intense heat while the rest of the world laughs at us for flapping on a warm day.
45C seems to be a magic number, it is always 45C and you very rarely see it go higher, 45C sounds like a thermal limit to me and maybe just like Ryzen this is how Tensor is set to run, hit the thermal limit first to maximise processor efficiency.
Of course i am probably very wrong as this is all speculation on my part, the reality is Tensor just runs hot like the Exynos processors it is based on I'd have thought.
My brother-in-law has a Pixel 6 Pro, and when I showed him my 7 Pro on a family gathering last weekend the first thing he asked about was the heat levels. He said he loves the 6 Pro, but the overheating on it is ridiculous. He said the phone was basically unusable when we went through a heatwave in the UK here a few months back were 40c was hit in a couple of locations.
My experience of the 7 Pro so far (I've had it just under 2 weeks) is 95% of the time it will sit between 30c and 35c in normal use, and occasionally tip towards 39/40 if you do something which stresses it. I've had it go over 40c on one occasion but that was after 4-5 reboots in 5-10 minutes when I was messing around with various settings after rooting it. Overall it's been more than reasonable for me.
I also strongly recommend sticking the CPU governor on schedutil.
Beefheart said:
I also strongly recommend sticking the CPU governor on schedutil.
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May I ask why and what is the differences in your case?
Ky0sHiR0 said:
May I ask why and what is the differences in your case?
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Once activated I found my phone spent more time closer to 30c than it did 35c under normal use. And for what I use the phone for I noticed no performance hit, although that might differ for others.
It's also worth pointing out that, phone SOCs, like other silicon, can differ in quality. So one 7 Pro could run a task with the CPU at 33c and another seemingly identical phone run it a degree or two higher or lower.
Beefheart said:
Once activated I found my phone spent more time closer to 30c than it did 35c under normal use. And for what I use the phone for I noticed no performance hit, although that might differ for others.
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Are You using any custom kernel or just default one?

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