TPS40210: TPS40210

Neelesh Karun

Part Number: TPS40210

am trying to power up a 8 TB hard disk, on resistive loads we are not having any issues, but the same when connected to the disk drive, does not power up at all,

am using this schematic from web bench

webench_design_965203_140_240432972.pdf

over 7 years ago

0 Youhao Xi over 7 years ago

TI__Guru* 78070 points

Hi Neelesh,

It sounds like your circuit hit current limit during startup. You should try to slow down the start up, and or reduce the current sense resistor to avoid hitting the current limit.

Thanks,
Youhao Xi

Power management

Power management forum

TPS40210: TPS40210