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Vishay HRHA Charging Resistors for EV Hybrid Wirewound

Vishay MCB HRHA Charging Resistors for EV Hybrid Wirewound Technology feature a high energy/volume ratio and are AEC-Q200 qualified. The Vishay MCB HRHA Charging Resistors are designed for precharge, discharge, and active discharge resistors in industrial and automotive appliances. The series has a 90W power rating on stainless steel and a 54W rating on Pamitherm. These hybrid wirewound resistors operate over a -55°C to +250°C temperature range.

Features

  • Hybrid wirewound technology
  • High energy/volume ratio
  • Easy mounting (faston connection 6.35mm [0.250"])
  • Can mount on heatsink
  • Optional protection with integrated fuse
  • AEC-Q200 qualified

Applications

  • Industrial
  • Automotive

Specifications

  • Power rating
    • 90W on stainless steel
    • 54W on Pamitherm
  • 1Ω to 1KΩ resistance range
  • ±5%, ±10% tolerance
  • -55°C to +250°C operating temperature range
Published: 2021-12-09 | Updated: 2022-07-27