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BQ27421-G1: Power consumption during sleep mode

Part Number: BQ27421-G1

Tried to measure power consumption during normal mode on customer PCBA. Typical in spec in 93uA but measured current is 275uA.

Supposedly this is out of my expectation. The followings are more information for your reference. Kindly help to take a look and clarify. 

Firstly, we did confirm wake comparator is disable. And then measured the same leakage current with spec during hibernate mode.

Just rest pack and let gauge entry sleep mode. Based on current report, we can see a 20s periodic events with measured current 275uA.

Supposedly gauge is wakeup from sleep mode every 20sec and 275uA is leakage current in normal mode. Do you think this value is reasonable or not?