When I evaluate the 1-ku cost, supply range and voltage offset the TLV314 looks to be a good option. Its typical voltage offset is 750 uV, with a 3 mV maximum. Here's a link to the datasheet:
PA - Linear Applications…
Other Parts Discussed in Thread: OPA314 , TLV314 , LMV651 , OPA341 , TLV2422 The OPA314 is designed into a strain-gauge monitor and performs to the requirements, however, the Iq is too high. Would like a drop-in replacement wit lower Iq, and the following…
Other Parts Discussed in Thread: XTR115 , TLV313 , TLV333 , TLV314 Please suggest a span-zero calibration for the typical PWM to 4-20mA application of the XTR115. Schematic attached for reference.