Hot answers tagged

6

This is indicative of poorly designed/ defective piece and best replaced ASAP. From bwDraco's answer on Why do some AC adapters and power supplies generate a whining noise, and what can I do about it? (emphasis added; missing text denoted by "....") Most modern AC adapters are switched-mode power supplies. The internal switching frequency of an SMPS is ...


2

As seen on Android Police You've probably heard of quick charging, turbo charging, adaptive fast charging, rapid charging, and Qualcomm Quick Charge 2.0 before - or at least one or two of these things. What you may not know is that all of them are actually basically the same thing, based on the same licensed technology from Qualcomm known as Quick ...


1

Either your battery has failed (internal connection failure or shorted cell), or the battery contacts in the phone are no longer making contact with the battery terminals. Most smart phones (including Samsung models, in my experience) will refuse to boot until the battery has a certain level of charge (around 15%); and if the battery won't accept a charge ...


1

Yes. There is a relation and the explanation is little long Quoting from What is C Rate?, C Rate or Charging rate is defined as C-rate is a measure that governs at what current a battery is charged and discharged. At 1C, a battery rated 1,000mAh charges at a current of 1,000mAh. In an ideal world the battery would be fully charged in 60 minutes. At 1C, ...


1

Battery calibration is a myth and definitely will not help you in any way. For details see my answer Bought a new battery. Do I need to calibrate it 3C Toolbox (and maybe other apps, not sure though ) read the battery information from the ROM files and not from the battery you have. This I learnt when I sought a clarification from the developer, when the ...


1

Standards USB standard 3.0 in lays down standards of 10 W: 5 V, 2 A  for smartphones and tablets Battery Charging Revision 1.2 lays down " standard for establishing the proper way to charge a battery from a USB port " American Wire Gauge (AWG) is a reference for thickness of cables. In this system, larger numbers indicate thinner wires. USB specification ...



Only top voted, non community-wiki answers of a minimum length are eligible