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CTD501 Switch Demo Board

pdfCT51x Datasheet

Crocus magnetic switches are designed for consumer and industrial applications where a magnetic field triggers the switch. The CT51x Series solid-state switches offer high-speed switching in compact and robust packaging, a modern replacement for hall effect and reed switches. All products are designed for applications that require high accuracy, high switching frequency, small form factor, and ultra-low power.


CT51x Series Integrated Unipolar Switch
  • Digital push-pull (CT512) and open drain (CT511) available
  • High sensitivity
  • Operating Temperature: -40 to 85°C
  • Low power consumption at 350 nA
  • RoHS Compliant
Application Examples
  • Door or lid closure detection
  • Smart phones, tablets, and laptops
  • Reed switch replacement
  • Motor controllers
  • Proximity detection
  • Power switch or open-close detection
  • Water, electric, and gas utility meters
  • Fluid level detection