**Part Number:**TPS613221AEVM

Customer have an problem that test the TPS613221AEVM.They found the TPS613221AEVM when TPS613221A start to work,the button cell voltage will drop dowm more.Normal button cell voltage is 3.0V,and use awhile the voltage will drop dowm 2.8V.But the test situation is if TPS613221A start to work,the voltage will drop dowm to 2.5V quickly.

Can we help to explain this problem and solve this issue.Thanks.