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TDK Product Features

The CUR 423x is a single-axis contactless magnetic-field sensor for galvanically isolated DC and AC current measurements. The Tunnel Magneto Resistance (TMR) sensing technology enables current measurements with high sensitivity and high accuracy in applications like battery monitoring systems of hybrid and electric vehicles (xEV). The CUR 423x sensor is developed according to ISO26262 ASIL‑B ready.


Sep. 13, 2019
Product Overview "CUR 423x – TMR-Based Closed-Loop Sensor for High-Current Coreless Applications" has been released.
Sep. 13, 2019
Magnetic Current Sensors : The product portal has been released.
Nov. 29, 2018
"Products Conforming to European Union RoHS Directive / Product Information Concerning Revised China RoHS" has been updated.
Apr. 12, 2017
“Classifications of Medical Devices” and TDK Products’ Coverage of Those Classes has been released.
Mar. 12, 2017
Release of "myTDK", our membership-based service