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SL1703SU Hall Effect Sensor SOT-23-3L

SL1703SU is a high-performance, ultra-low-power omnipolar Hall-effect switch designed for compact and battery-powered systems. It detects both N-pole and S-pole magnetic fields with high sensitivity, using internal sleep-wake logic to maintain stable operation with minimal current consumption. It features CMOS push-pull output and multiple package options, ideal for low-power magnetic sensing applications.

Description


SL1703SU is a high-performance, ultra-low-power omnipolar Hall-effect switch designed for compact and battery-powered systems. It detects both N-pole and S-pole magnetic fields with high sensitivity, using internal sleep-wake logic to maintain stable operation with minimal current consumption. It features CMOS push-pull output and multiple package options, ideal for low-power magnetic sensing applications.

Our Advantages


  • Industry-leading ultra-low power consumption down to 0.9μA at 1.8V
  • Omnipolar detection: triggered by both N and S poles, easy installation
  • Ultra-high sensitivity: 26Gs for weak magnetic field detection
  • Wide voltage range supports low-voltage battery-powered devices
  • Excellent 8kV ESD protection for high reliability
  • Wide temperature range for harsh environments
  • Small SOT-23-3L package for space-constrained designs

Features


  • Omnipolar magnetic detection (N/S pole trigger)
  • Ultra-low average current: 0.9μA @1.8V (25Hz)
  • Operating voltage: 1.8V ~ 5.5V
  • High sensitivity: BOP = 26Gs (ultra-low threshold)
  • Switching frequency: 25Hz
  • CMOS push-pull output
  • Built-in temperature compensation & clock control
  • ESD HBM: 8kV
  • Operating temperature: -40℃ ~ +125℃
  • Package: SOT-23-3L
  • RoHS compliant

Applications


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

Name
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Description
SL1703SU SOT-23-3L​.pdf
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