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Does ADP1047 support to add an external opa for CS signal, want to reduce the CS resistance.

Question asked by brent.chang@wpi-group.com on Aug 20, 2015
Latest reply on Aug 24, 2015 by LtCommData

Hi,

 

We plan to use 10mohm current sensing resistor for 800w power. yet, seem 10mohm is too small and cause poor THD.

Is it possible to add an external OPA to  magnify the CS signal?? And how ??

 

Hear from you soon and thanks!

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