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Low-Power Omnipolar Hall Switch Sensor

Low-Power Omnipolar Hall Switch Sensor

This is a low-power Hall switch sensor designed for space-constrained and battery-sensitive systems. It offers multiple magnetic field thresholds, switch frequencies, and packaging options. Operating within a wide voltage range of 1.6V to 5.5V, it features CMOS push-pull output and omnipolar magnetic field detection, making it suitable for various applications such as non-contact switch detection and position sensing.

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Product Features

  • Ultra-low power consumption (Typical: 1.6uA@1.8V for 5Hz version, 3.3uA@1.8V for 20Hz version)
  • Wide operating voltage range (1.6V ~ 5.5V)
  • Omnipolar magnetic field detection (Responds to both S and N poles)
  • Selectable magnetic thresholds (Typical: 33Gs low, 46Gs high)
  • CMOS push-pull output
  • Standard TO-92S package
  • Wide operating temperature range (-40°C ~ +85°C)
  • Excellent ESD performance (HBM 8KV)

Technical Specification

Parameter Condition / Description Min Typ Max Unit
Supply Voltage VDD Operating 1.6 - 5.5 V
Operating Temperature TA Chip Operation -40 - 85 °C
Average Current IDD(AVG) TA=+25°C, VDD=1.8V (SL1609-SX Series) - 1.6 - uA
Average Current IDD(AVG) TA=+25°C, VDD=1.8V (SL1609-TX Series) - 3.3 - uA
Output Low Voltage VOL IOUT=1mA - 0.02 0.1 V
Output High Voltage VOH IOUT=1mA VDD-0.1 VDD-0.02 - V
Magnetic Operate Point BOP TA=+25°C, VDD=1.8V (High Threshold XH Series) 40 46 52 Gauss
Magnetic Operate Point BOP TA=+25°C, VDD=1.8V (Low Threshold XL Series) 26 33 38 Gauss
Switch Frequency Determined by Ordering Code 5 - 20 Hz
Package - - TO-92S - -
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