BQ29700EVM-610: Battery reverse protection function

Bonnie Chen

Intellectual 1120 points

Part Number: BQ29700EVM-610
Other Parts Discussed in Thread: BQ2970

Hi team,

does the EVM had Battery reverse protection function?

any description in the material?

BQ29700EVM-610

over 4 years ago

0 Shawn Hinkle over 4 years ago

TI__Expert 7035 points

Hi Bonnie,

Yes the EVM does have reverse battery protection. The RC filter on the BAT pin is used to enable the device to remain operating in the case of a sharp negative transient. This behavior is described in section 10.2.2 of the BQ2970 datasheet:

http://www.ti.com/lit/ds/symlink/bq2970.pdf

Power management

Power management forum

BQ29700EVM-610: Battery reverse protection function

BQ29700EVM-610