Littelfuse / Commercial Vehicle Products

CH1B050P Pyro-Fuse Trigger

The Littelfuse/Commercial Vehicle Products CH1B050P current sensor trigger protection solution features low power consumption in a compact, lightweight design

Image of Littelfuse/Commercial Vehicle Products CH1B050P Pyro-Fuse TriggerThe Littelfuse/Commercial Vehicle Products CH1B050P pyro-fuse trigger uses open-loop Hall technology to detect an overcurrent condition and provide an output signal to activate a pyro module. This current sensor triggers the pyro module directly and offers a high fault current interruption capability. This fast and reliable Littelfuse circuit protection solution features low power consumption in a compact, lightweight design.

Features
  • Designed for pyro module system applications
  • Current sensor triggers pyro directly
  • Very high fault current interruption capability
  • Various trigger levels
  • Asymmetric calibration possible
  • External trigger signal to pyro module
  • Diagnostic function
  • Open-loop Hall effect
  • Unipolar +12 VDC power supply
  • -40°C to +85°C operating temperature range
  • Up to 1,000 VDC system voltage
Specifications
  • -16 V to 24 V maximum supply voltage
  • 200 mA maximum supply current in measurement mode
  • 10 A maximum supply current for 2 ms during triggering
  • 50 MΩ insulation resistance
  • 1 mA leakage current due to dielectric voltage

CH1B050P Pyro-Fuse Trigger

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
New Product
SENSOR FOR PYRO TRIGGERING		CH1B050P-S19QSENSOR FOR PYRO TRIGGERING0 - ImmediateSee Page for PricingView Details
Published: 2026-01-06