Greetings!
I want to make a circuit to charge THREE 3.7V li-ion batteries connected in series (total voltage = 11.1V). The circuit must include overcharging protection. And i want to be able to charge the battery as well as use the circuit powered by the battery (while its not being charged).
I want to make a circuit to charge THREE 3.7V li-ion batteries connected in series (total voltage = 11.1V). The circuit must include overcharging protection. And i want to be able to charge the battery as well as use the circuit powered by the battery (while its not being charged).