BQ2000: I want to confirm this timer is normal when bq2000 into sleep

Bryan Huang

Intellectual 445 points

Part Number: BQ2000

Hi Sir

My customer test bq2000 when into the sleep mode, the restart of cycle is different with EVM,

The cycle of EVM is regular, but customer's board is not, what cause it?

can you help me check this situation ? test report as attachment ,

2DAA003B Sample.xls 2DAA003B-EVM.xls

over 7 years ago

0 Wang5577 over 7 years ago

TI__Guru 56650 points

From your test result, when the battery current is terminated, the battery voltage drops a lot. Please check output resistance to understand why the voltage drops a lot. Does it same as an EVM?

Power management

Power management forum

BQ2000: I want to confirm this timer is normal when bq2000 into sleep