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TS5A3159 problem overcurrent

Other Parts Discussed in Thread: TS5A3159, TPS22860

Hi,

I´m using the TS5A3159 to switch on and off the supply of a coin cell CR2430 belonging to the voltage level of my device.

In some less situation there happens that this analog switch draws about 100 mA out of the coin cell (instead of 1-4 mA).

Any idea what issue this could be?

Here is the schematic diagram:

In case of error the goldcap has a voltage higher than the coin cell CR2430. Pin6 of analog schwitch is measured with 0V. The drawing of the high current can´t be reproduced if I elminiate the analog switch. Thus it should be responsible for my problem.