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SL1729SH Hall Effect Sensor TO-92S

SL1729SH is a high-performance, ultra-low-power Hall-effect switch that only detects North (N-pole) magnetic fields. It is designed for battery-powered and space‑constrained systems, using internal wake‑sleep control and temperature compensation to ensure stable detection at 25Hz. It features CMOS push‑pull output and comes in a TO‑92S through‑hole package, ideal for easy assembly, testing, and industrial applications.

Description


SL1729SH is a high-performance, ultra-low-power Hall-effect switch that only detects North (N-pole) magnetic fields. It is designed for battery-powered and space‑constrained systems, using internal wake‑sleep control and temperature compensation to ensure stable detection at 25Hz. It features CMOS push‑pull output and comes in a TO‑92S through‑hole package, ideal for easy assembly, testing, and industrial applications.

Our Advantages


  • Ultra-low power consumption: only 0.9μA at 1.8V, greatly extends battery life
  • North‑pole only detection for high anti‑interference and accurate sensing
  • Wide voltage range supports 1.8V–5.5V low‑voltage battery systems
  • Excellent ESD protection up to 8kV HBM for high reliability
  • Wide temperature range for harsh environments
  • Standard TO‑92S package for easy soldering and maintenance
  • Built‑in temperature compensation ensures stable magnetic threshold

Features


  • North-pole (N-pole) only magnetic detection
  • Ultra-low average current: 0.9μA @1.8V (25Hz)
  • Operating voltage: 1.8V ~ 5.5V
  • Magnetic operating point: BOP = -50Gs
  • Switching frequency: 25Hz
  • CMOS push-pull output
  • Built-in wake-sleep logic & temperature compensation
  • ESD HBM: 8kV
  • Operating temperature: -40℃ ~ +85℃
  • Package: TO-92S
  • RoHS compliant

Applications


  • Laptop & tablet lid/flip detection
  • TWS earbuds, mobile phones, smart wearables
  • Electronic lock and valve position sensing
  • Water meters, gas meters, flow meters
  • Non-contact position & proximity detection
  • Low-power industrial sensors
  • Portable consumer electronics

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Description
SL1729SH TO-92S.pdf
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