Melexis
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EV Battery

High-voltage batteries drive modern electrification, from EVs to AI data centers and critical UPS infrastructure. Operating continuously under high power, these systems demand absolute safety. Our ICs sense the precise current, thermal, and pressure shifts vital to ensure non-stop uptime and maximize lifespan.

Available automotive technologies for EV battery

Conventional Hall

Conventional Hall

Shunt interface

Shunt interface

Technology choice

  • High accuracy
  • Galvanic isolation (Hall)
  • System design flexibility
  • Functional safety

Related products

Documents and tools

Product flyer(s)

Thermal runaway

Thermal runaway

Technology choice

  • Best accuracy
  • Factory calibrated
  • Small footprint

Related products

Busbar monitoring

Busbar monitoring

Pack/Module monitoring

Pack/Module monitoring

Technology choice

  • Contact-less
  • Fast response time
  • Ease of integration
  • Reliable over time

Related products

Discover our new innovations

Automotive application examples for EV battery

EV Battery

EV battery

In electric vehicles, the battery pack requires precise oversight to ensure safety and efficiency. This architecture uses advanced sensors to monitor cell voltage, temperature, and thermal runaway risks, directly impacting vehicle range, charging speeds, and safety.

Upcoming technologies

To safeguard non-stop systems, modern high-voltage battery management architectures are shifting away from heavy, failure-prone wiring networks toward integrated, chip-based monitoring. Discover Melexis contributions.

Hydrogen sensor

Wondering how to get reliable and long-lasting hydrogen detection?

  • High selectivity & reliability
  • Fast response time
  • Low-power consumption

In development / limited samples available

Description

Melexis hydrogen sensors provide early warning for battery thermal runaway in EVs. By measuring the thermal conductivity of gas, our physical sensing principle ensures the long-term reliability and low drift required for automotive safety.

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