WSH49E Linear Hall Effect Sensor TO-92S

WSH49E Linear Hall Effect Sensor TO-92S is a linear analog output Hall sensor designed to detect and measure magnetic fields with high precision. It provides a voltage output that varies linearly with the strength and polarity of the magnetic field, making it suitable for proximity sensing, current sensing, and position detection applications.

Key Features:

• Linear Analog Output: Provides voltage directly proportional to magnetic field strength.
• High Sensitivity: Capable of detecting weak magnetic fields.
• Wide Voltage Range: Operates typically from 4.5V to 6V.
• Low Power Consumption: Ideal for battery-powered applications.
• Small Form Factor: Compact TO-92S package for space-constrained designs.

Technical Specifications:

• Operating Voltage: 4.5V to 6V
• Supply Current: Typical 6mA
• Output Type: Analog voltage
• Sensitivity: 1.4mV/Gauss typical
• Linearity: Excellent over full magnetic range
• Package: TO-92S (flat face identifies pin 1)
• Operating Temperature: -40°C to +85°C

Mechanical Specifications:

• Package Type: TO-92S (Transistor-style)
• Lead Configuration: 3-pin inline
• Mounting: Through-hole
• Dimensions: Approx. 4.0mm x 5.0mm x 3.0mm

Pinout Configuration:

• Pin 1: Vcc (Power Supply)
• Pin 2: Output (Analog Voltage)
• Pin 3: GND (Ground)

Schematic Diagram, Connection, Wiring and Pinout:

• Connection: Connect Vcc to 5V, GND to ground, and read analog voltage from output pin.
• Polarity: Flat face of the sensor indicates correct orientation.
• Magnetic Sensitivity: Voltage increases or decreases linearly based on magnetic field direction.

Datasheet and Documentation:

• Download WSH49E Datasheet (PDF)

Applications:

• Current Sensing: Used in linear current sensors for measuring AC/DC currents.
• Position Detection: Detects distance or angle changes in rotating systems.
• Proximity Sensing: Detects magnetic field proximity for automation and robotics.
• Speed Measurement: Integrated in tachometers and encoders for speed feedback.
• Consumer Electronics: Used in joystick controllers and VR motion devices.

Equivalent Models:

• SS49E: Similar analog linear Hall sensor with TO-92 package
• UA741: Analog Hall IC with similar sensitivity characteristics
• A1302: Allegro linear Hall sensor with similar voltage response

Package Includes:

• 1 x WSH49E Linear Hall Effect Sensor (TO-92S)