How much time for charging?? - Droid Ultra Q&A, Help & Troubleshooting

Guys,did u know how much time it takes for a full charge on Droid Maxx?
i leave it for 7 hours and it s 70%
is this normal?
thank u

danger2u said:
Guys,did u know how much time it takes for a full charge on Droid Maxx?
i leave it for 7 hours and it s 70%
is this normal?
thank u
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It probably depends on the amount of amps the charger can push. The stock charger is about 1200 amp (or 6 watts), which is likely the limit the phone can pull. Are you using the stock charger or something else?
I've never timed how long it takes myself. I just plug in when I go to bed and unplug when I wake up. (Actually, these days I usually use wireless charging overnight.)

Are you using a wall charger or another device's usb port? USB is limited to 500mA for USB 2.0 (900mA for USB 3.0 ports.) Also a cheap 28 gauge USB cable will only put out 500Ma even if you plug it into the stock wall charger.

hawkswind1 said:
Are you using a wall charger or another device's usb port? USB is limited to 500mA for USB 2.0 (900mA for USB 3.0 ports.) Also a cheap 28 gauge USB cable will only put out 500Ma even if you plug it into the stock wall charger.
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thanks to all i solved
i was using a normal usb cable to charge.
now i am using the OEM one and seems to be ok.
2 hours-3 to fully charge

I use the fonas led on tip 2.1a charger. It charges from 30 to 95 in under 2hrs
Sent from my unlocked consumer edition Motorola Droid Maxx xt1080m.

Related

Can you mess up the Droid Charge by leaving it plugged in overnight?

When the droid charge is fully charged it puts an alert on the screen saying so and saying to disconnect it from the charger... obviously when you are sleeping you won't see this message... so is it okay to keep the charger plugged in for like 12 hours? can the phone OVERcharge itself and hurt the battery life?
I have killed the battery and fully charged it and over charged on purposed and haven't seen this message.
ShotgunSam said:
I have killed the battery and fully charged it and over charged on purposed and haven't seen this message.
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I get the message too every time charge reaches 100%
No. Samsung Androids will stop charging at 100% (that's when the message pops) and won't start again until the battery has dropped to 95%.
Getting rid of the nag will be one of the first mods to drop.
yup message definately shows... but once the message shows does it automatically STOP accepting the charge or does it OVER charge itself if left plugged in?
Please reread my post.
just saw it now.. sorry..
how are you certain of this?
also, is it okay to use a Blackberry Bold AC charger on the Samsung Droid Charge? the output voltage is the same but the output Amps are slightly different.. the Droid Charger is 1,000 millamps output.. the blackberry charger is 700 miliamps output
s44 said:
Please reread my post.
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aliensquale said:
also, is it okay to use a Blackberry Bold AC charger on the Samsung Droid Charge? the output voltage is the same but the output Amps are slightly different.. the Droid Charger is 1,000 millamps output.. the blackberry charger is 700 miliamps output
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You might be ok using the BB charger, but I don't know. It would be safer to use one rated for 1000mA or greater. I haven't looked to see what the charging rate is yet on the Charge, but on the Fascinate it was only 600mA max.
aliensquale said:
how are you certain of this?
also, is it okay to use a Blackberry Bold AC charger on the Samsung Droid Charge? the output voltage is the same but the output Amps are slightly different.. the Droid Charger is 1,000 millamps output.. the blackberry charger is 700 miliamps output
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Because every other Samsung phone works like this.
Also, they auto-limit their current intake from charging cables (there was a *lot* of experimenting with these in the Vibrant and Captivate forums last year). So it's safe -- but no faster -- to use a higher-current charger. Lower-current should be fine, too -- they'll just take longer.
The main problem with using BB chargers:
(1) the micro-USB tip might not go in all the way. Other Galaxy S models (dunno about the Charge specifically) have a particularly recessed port that's finicky with many non-Samsung cables/chargers.
(2) the phone might not detect it as a wall charger. I believe Galaxy S phones detect to see if the data lines on USB are shorted together, which some but not all non-Samsung chargers do in the same way. If it doesn't detect as a wall unit, it will charge but the current intake will be much more restricted on the phone end (so it will take longer).
It may not give you the full 1a from the wall, but this cheap charger works great on older Galaxy S models.
thanks for the info.. well I guess I will have to figure out what the Samsung Droid Charge actually PULLS for the charge...
since the BB Charger is putting out 5 volts and 700 miliamps.. if the Samsung needs more than 700 miliamps then it may detect as a USB charger and just charge slower.. which really doesn't matter to me since it will be plugged in for about 8 hours straight while I'm sleeping... I just wanted to make sure I could NOT overcharge it and hurt something inside the phone.
I just found that if you go into the phone status screen under the settings and you plug it in via either USB or AC Charger it will say 'Charging USB' or 'Charging AC' respectively.. just tested that with a Blackberry Bold ac charger it it says 'Charging AC' so I guess the Droid Charge is pulling LESS than 700 milamps because that's what the BB Bold charger is outputting..
The Charge charges at 475mA via wireless charging or USB (computer) connection, and 800mA via wall charger. See here - lines 3125 to 3150.
imnuts said:
The Charge charges at 475mA via wireless charging or USB (computer) connection, and 800mA via wall charger. See here - lines 3125 to 3150.
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Good to know. I was wondering why usb charging took/felt longer than wall charging.
Sent from my SCH-I510 using XDA Premium App
yyhd said:
Good to know. I was wondering why usb charging took/felt longer than wall charging.
Sent from my SCH-I510 using XDA Premium App
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Most devices work this way. USB power via your computer can't safely sustain the charge rate that a wall outlet can. To avoid issues, they just set it up to charge slower over the USB connection compared to via a wall charger.
Long story short: if the phone manufacturer has any common sense they know to stop the charging at 100%, let it back off to about 90% and trickle it. That's how most new smartphones work.
aliensquale said:
When the droid charge is fully charged it puts an alert on the screen saying so and saying to disconnect it from the charger... obviously when you are sleeping you won't see this message... so is it okay to keep the charger plugged in for like 12 hours? can the phone OVERcharge itself and hurt the battery life?
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Click to collapse
Nope, the phone stops charging when the battery reaches target voltage and shuts the port off completely if the battery gets over a certain temperature.

Charger HTC Question

Hi all.
Could the charger of desire work normally(when check in about phone it must be show AC not USB) for the HTC desire HD and Inspire 4g.
Thanks
If it shows AC that means you are charging through a power outlet and when it's charging by USB you are charging it through a USB cable connected to a computer
Charging through AC is faster then USB
Sent from my Desire HD using xda app-developers app
Why does USB from PC charges slower than the one from the socket?
emptyto said:
Why does USB from PC charges slower than the one from the socket?
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PC has only 500mA current output, your wall charger has 1A output
greater current faster charging-but this does not mean that battery has not its max. charging current!
higher charging current can easily damage your battery and cell phone.
I charge my phone with Xperia charger, with Kindle charger, with Nokia charger and many more. So far I have no problem with my battery. As long as on the end of the cable you have “micro-b usb” and stable (troublefree) electric transformator to supply that cable you can charge your battery. The time to charge may be different but the result is the same.
bravebg said:
I charge my phone with Xperia charger, with Kindle charger, with Nokia charger and many more. So far I have no problem with my battery. As long as on the end of the cable you have “micro-b usb” and stable (troublefree) electric transformator to supply that cable you can charge your battery. The time to charge may be different but the result is the same.
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+1 you only have to use a micro usb!
The charger should work with any phone other than iPhones
Quiglesigles said:
The charger should work with any phone other than iPhones
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Correct!
As long as it is a usb micro charger, it all works....
only the time required to fully charged varies...
I am using a Nokia USB cable as a Charge. Works fine too.
Sent from my Desire HD using xda app-developers app
I'm using Nokia cable, Sony cable ... All work fine !
As long as the two data cables are connected to eachother, the DHD will recognise it as a wall charger, and it will use 1 ampère. Instead of the 0.5 amps when connected to a PC (when the data cables aren't connected to eachother).
You can buy "charging only" cables. They always charge at maximum rate and do not transmit any data. Usually come with external battery packs etc.
Just to clarify some. (Talking about USB2.0 as 3.0 has a little higher power)
The USB on computers are powered by the motherboard (if not using extra PCI USB card).
Usually the motherboard gives about 500mAh to each USB host. If that host has 4 USB connectors all those connectors share the 500mAh.
And just be careful to not go above 500mAh as some (older) motherboards or even add in card's cannot handle the extra power and will fail to work(permanently).
So a charge-only cable will not make a difference in this situation, same goes for using multiple USB ports as that also brings extra problems with it, as power/voltage doesn't flow in just 1 direction (when using 2 poles). You could blow out USB voltage regulators when connecting different USB power leads together.
As for the phone side you can also use a 5000mAh power source, as the phone will 'take' what it needs. For DHD the max charging power is about 800mAh~900mAh if I'm not mistaken.
As long as its 5V and somewhat stable.
So if you want to charge the DHD (or any other USB chargeable phone, mostly all of them) as fast as possible use the original wall charger.
If you have to do it on the PC/Notebook unplug as much USB devices as possible, so most of the power can go to the phone.
Also make sure the screen of the phone is turned off as that's the biggest battery drain of the DHD. Thus also making charging slower (when on).
I'm using htc charger to charge my e-cigarette . It's works good.
If you plug it into USB socket, and enable "Fast charge" option, does it do anything? Does it block the data transfer and acts like a wall socket (1A) ?

Charge the Asus oder USB?

Can i charge thought USB or only over the Charger?
You can use usb but charge will be slower.
htcvidi said:
You can use usb but charge will be slower.
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I charge with an USB charger 5V 1A. In 3 hours 40%
htcvidi said:
You can use usb but charge will be slower.
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I charge with an USB charger 5V 1A. In 3 hours 40% :laugh:
How can you use a USB Port to charge? It is not possible.
When I use both my computers for file transfers the tablet is never ever charging.
Depends on the amount of current your USB port can supply. I have some on my desktop that can go 1A that will charge it painfully slowly. My laptops won't give more than 500mA and never show charging when Tablet is connected
usern ameisval idandnot said:
How can you use a USB Port to charge? It is not possible.
When I use both my computers for file transfers the tablet is never ever charging.
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You are totally rigth, it's impossible ... with your computer.
With mine i can charge to 100% in about 12 hours.
It's (very) long but it (really) works.
Many quality USB wall chargers will put out 5V 1A. USB on a compiuter usually puts out around 5V .5A. Closer to the low end if your on a laptop, higher if your using a desktop with good power managment.
The tablet is set to charge either from 5V or 15V. Basically, if you charge from the supplied charger it will charge at 15V. If you charge with 5V it will take aprox 3x as long. If you have fewer amps then thats less current and less overall power getting to the tablet, meaning a longer charge time.
You CAN charge the tablet off USB from your comptuer, tho it can be slow. I have also seen intense games that cause the tablet to use more power than a 5V charger can supply so depending what your doing you may not be able to charge the tablet connected only to USB.

[Q] Charger/Charging Questions

I searched through some of the threads and I didn't see one directly related to my question so here it goes. I have been unable to get my tablet and or dock to charge with any other charger other then the one it came with. I'ver tried a samsun tablet charger, an 8w usb charger, other misc wall blocks etc. Will our tablet only charge with the asus charger? Any thought's or ideas on this would be great.
eeeeeeeeek said:
I searched through some of the threads and I didn't see one directly related to my question so here it goes. I have been unable to get my tablet and or dock to charge with any other charger other then the one it came with. I'ver tried a samsun tablet charger, an 8w usb charger, other misc wall blocks etc. Will our tablet only charge with the asus charger? Any thought's or ideas on this would be great.
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According to some it is possible to use a USB 5V charger to charge but you need the patience of Job and have it shut down. The simplest answer is that this tablet cannot be charged from ANY USB 5V power source.
The tablet charges at 12V 1.2A. The ASUS Charger is wired in such a way that when using the supplied cable it charges the tablet with 12V @ 1.2 A. When any other USB cable is used the charger will output 5V so that it can be used to charged other devices.
The only other source of chargers is from eBay. Just make sure you buy one that puts out 12Volts with a minimum of 1.2Amps.
There are other answers to this same question just maybe not the way you posed it!
eckka said:
According to some it is possible to use a USB 5V charger to charge but you need the patience of Job and have it shut down.
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Yes, the tablet (but not the dock) will charge from a 5V USB port, but it will be *very* slow (a few % per hour), and the tablet must be in standby or off.
eckka said:
The tablet charges at 12V 1.2A.
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The original charger outputs 15V.
_that said:
Yes, the tablet (but not the dock) will charge from a 5V USB port, but it will be *very* slow (a few % per hour), and the tablet must be in standby or off.
The original charger outputs 15V.
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Yes the original is 15V, it does actually switch to 5V if a non transformer USB device is connected. I'll add that a lot of the cheap eBay chargers output 11V to 12V which is why we have so many issues with the device trying to figure out what it is connected to.... imo.
A regular USB charger is 5V.
The tablet starts detecting a charge at 12V.
The original charger is 15V.
It CAN be charged from 5V, but you have to shut it down and it charges at 3-5% an hour. This isn't "some" mentioning it; it's in the bloody manual.
@sbdags If the cheap chargers indeed charge at between 11V and 12V, that explains the constant beeping people experience whilst using them. It keeps varying between "Charging" and "Not Charging".
So basically it sounds like the best way to charge is from the original charger/cable that came with the unit. This is no biggie. I was just trying to understand why a 8v battery back wasn't charging the tablet, but it wasn't idle, i had it on. So if I wanted to use that I would need to power off the device and it will essentially trickle charge. I don't see to many 15v usb car chargers on the market, though I haven't done extensive research. Thanks for the input.
It does charge (slowly) when on and idle - I regularly charge it overnight hooked up to my PC.

Wireless charging and fast charge

I bought a 1amp wireless charger. Now question is if my kernel supports fast charge and I toggle it on and plug this charger into USB on a computer vs the charger in the wall....will it still pull maximum output in amps the wireless charger could do. So it would be the same effect...through wireless?
Sent from my Nexus 5 using xda app-developers app
Yeah, it'll take as much as the 500mah as it can from the computer and same goes for the 1amp wall charger. You just have to remember that wireless charging isn't 100% efficient, so 1amp input actually comes out to around 700~mah.
biscuitownz said:
Yeah, it'll take as much as the 500mah as it can from the computer and same goes for the 1amp wall charger. You just have to remember that wireless charging isn't 100% efficient, so 1amp input actually comes out to around 700~mah.
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I'm not so sure about that. Fast charge detects a usb charge and treats it like a wall charge. But if the phone is charging wirelessly it's not plugged into usb. I don't think fast charge will have any effect on wireless charging. That's my understanding anyway.
marleyfan61 said:
I'm not so sure about that. Fast charge detects a usb charge and treats it like a wall charge. But if the phone is charging wirelessly it's not plugged into usb. I don't think fast charge will have any effect on wireless charging. That's my understanding anyway.
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Oh, I was talking about wireless charging in general. Not sure if it would work with fast charge or not though.

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