INA229:Vin+/Vin-/vbus while Vs=0V (unpowered)

cyril gairoard

Part Number: INA229

Tool/software:

Hello,

Can i apply my main bus voltage on vin+/vin-/vus (40 to 60V) while Vs=0V (INA229 powered off).

Thanks.

0 Clemens Ladisch 7 months ago

Guru 318300 points

The INA229's absolute maximum ratings allow this. Figures 6-14 shows the input bias current when powered; the unpowered one should be similar.

0 Mitch M 7 months ago

Hello,

Yes, as Clemens mentioned, this is fine to do. Here is a section of the datasheet where it specifically states this:

Regards,

Mitch

Amplifiers forum