1. P

    Li-ion battery charging termination current

    Hi all, I have a question about Li-ion rechargable batteries. I have almost no experience with it. Documentation to battery is very poor, but there is an info about charging profile: Stage 1: Constant Current 0.82 Ampere (0.2C) until Voltage reach 4.2V Stage 2: Constant Voltage (4.2V) with...
  2. Theo_KVA

    Solar charging multiple 18650 Li-on cells with TP4056?

    Hi everyone, I plan to build a high capacity 3.7V/5V solar charging powerbank (something like 10-15ah). I’m going to use modules of TP4056 breakout board each coupled with two 18650 cells in parrallel. But I was wondering what would it need to charge two or three of these TP4056 modules with a...
  3. T

    Making a mobile phone fast charger plug

    Hi all, I am totally new to all this and i honestly have no idea what i need so im looking for some advice. what i want is to be able to make my own circuit board layout for a fast charger plug for your mobile. what i want to know is: what components do i need which components connect to...
  4. Arunmosespaul P

    Need charger solution - Board

    Hi There, I am need of a circuit that will work as expected. Please check the attached image for information.
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