BQ25306: 2S3P Not charging

DOMINGO BARENG

Prodigy 20 points

Part Number: BQ25306

Status is flashing 1 per second, indicating a fault.

VBUS = 12VDC

/EN = 12VDC.

POL = 0V

ICHG = 1.72A (23.2K)

TS = 3.0VDC

External Battery = 7.2VDC

Schematic:

over 2 years ago

0 Kedar Manishankar over 2 years ago

TI__Mastermind 24075 points

Hi,

Abs max of EN pin is < 12V. This could damage the part so you do not want to tie this to EN. For charge always enabled you can just float both EN and POL pins.

Power management

Power management forum

BQ25306: 2S3P Not charging