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AD623ARZ-R7 application issue caused the voltage on pin 6 is too high

Category: Hardware
Product Number: AD623ARZ-R7
Software Version: NA

That’s function test failure and found the IC output abnormal more than 8mV on pin 6, idea value zero output voltage, the defective IC pin 6 output a more than 8mV voltage cause ear circuit function failed at 4.13mA( GE spec 4.05 mA ± 0.05 mA), see attachment

Here is tracking which material DC test pass, the problem from new DC 202029,  so please confirm with IC manufacturer  what any change since DC 201939? What root cause,

Date Code

Total

FCT test status

201131

371

PASS

201308

248

PASS

201408

130

PASS

201423

97

PASS

201511

99

PASS

201541

151

PASS

201618

2

PASS

201623

2

PASS

201939

368

PASS

202213(shold be 202150)

32

Failed ,100%.

202029

16

Failed ,100%.

XLSX