Whether you implemented the circuit yourself ... from Learn Electronics Repair go over using a more modern battery management board that’s sold online as the MH-CD42. This board, which is ...

As far as battery technology goes ... Luckily, [Paul] sent in a great tutorial on building a LiPo charger that works over USB. The board [Paul] came up with is incredibly small – just barely ...

[MINISTRY OF LAND, INFRASTRUCTURE AND TRANSPORT] The Transport Ministry said Friday that an internal short-circuit of a portable charger might ... possibility that the battery pack had short ...