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SL1633FU Hall Effect Sensor SOT-23-3L

SL1633FU is a high-sensitivity, low-power, latched Hall effect switch with internal temperature compensation and clock logic circuit to ensure stable operating points and switching frequency. It operates from 1.8V to 5.5V and adopts the SOT‑23‑3L package. The device latches the output state when magnetic field strength exceeds operating point and holds until release point is reached, ideal for position detection and motor commutation.

Description


SL1633FU is a high-sensitivity, low-power, latched Hall effect switch with internal temperature compensation and clock logic circuit to ensure stable operating points and switching frequency. It operates from 1.8V to 5.5V and adopts the SOT‑23‑3L package. The device latches the output state when magnetic field strength exceeds operating point and holds until release point is reached, ideal for position detection and motor commutation.

Our Advantages


  • Ultra-low magnetic threshold for detecting weak magnetic fields
  • Wide 1.8V–5.5V supply voltage for battery-powered systems
  • Ultra-low power consumption extends battery life
  • Excellent 8kV HBM ESD protection for high reliability
  • Fast 40kHz switching frequency for real‑time sensing
  • Stable performance over -40℃ to +85℃ temperature range

Features


  • Latched Hall switch operation mode
  • Wide voltage range: 1.8V ~ 5.5V
  • Ultra-low sensitivity: BOP = ±20 Gauss (typical)
  • Fast switching frequency: 40kHz
  • Low average supply current: 2.25mA @1.8V
  • High ESD: HBM 8kV
  • Operating temperature: -40℃ ~ +85℃
  • Output latched until reverse magnetic field triggers release
  • SOT‑23‑3L RoHS compliant package

Applications


  • Brushless DC motor commutation
  • Rotation speed and position detection
  • Liquid level sensing
  • Proximity and limit switches
  • Fan and pump motor control
  • Portable and battery-powered devices
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Description
SL1633FU SOT-23-3L​.pdf
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