XENSIV TLE4973 from Infineon Technologies AG - precise current sensing for electric drives - Ad-hoc-news.de

Infineon Technologies AG has introduced the XENSIV TLE4973 current sensor, designed for traction inverters and industrial drives in electric vehicles and industrial applications. The device enables co... Read original →

Infineon’s XENSIV TLE4973 signals a structural shift from shunt-based to contactless Hall-effect current sensing, forcing upstream power module makers to co-optimize gate drivers and downstream inverter designers to adopt tighter PCB layout rules. Its galvanic isolation and low-loss profile align with EU battery regulations and U.S. IRA compliance, reducing OEMs’ carbon accounting burdens—but its mechanical integration rigidity raises NRE costs for Tier-1s, deepening supply chain lock-in. Against rapid analog-front-end advances by TI and Melexis, Infineon is asserting architectural control over the EV power electronics stack. Within 18 months, this sensor will become standard in 800V architectures, spurring localized sourcing of magnetic cores and redirecting automotive sensor packaging capacity in Taiwan, China and Southeast Asia.