AMC1400: Can i use AMC1400 for AC voltage sensing?

Abhilash Tirupathi

Part Number: AMC1400

Tool/software:

Hello TI

Is it safe to use AMC1400 for AC voltage sensing? Will it give satisfactory results? If it can be used, can you please provide design guidelines to implement AMC1400 for AC voltage sensing?

3 months ago

0 Alexander Smith 3 months ago

TI__Guru 53722 points

Hi Abhilash,

Yes, these device can be used for AC sensing however the input impedance and input bias current can introduce some errors if not properly compensated for.

This document goes into further detail: https://www.ti.com/lit/an/sbaa350a/sbaa350a.pdf?ts=1737472277415

What is the accuracy target for the measurement and planned calibration?

This excel calculator can help estimate: https://www.ti.com/tool/download/SBAR013

Amplifiers

Amplifiers forum

AMC1400: Can i use AMC1400 for AC voltage sensing?