SS50AT - Linear Hall Effect Magnetic Sensor - Bipolar

The SS50AT is a compact, surface-mount Hall-effect sensor IC designed for precise magnetic position sensing. Its bipolar magnetic response makes it ideal for applications requiring detection of alternating north and south magnetic fields, such as speed sensing and brushless DC motor commutation.

Key Features

• Magnetic Actuation Type: Bipolar (responds to alternating north and south poles)
• Supply Voltage Range: 4.5 Vdc to 24 Vdc
• Output Type: Open collector (sinking)
• Supply Current: 6.5 mA typical at 25°C, 24 Vdc
• Output Current: 20 mA maximum
• Operating Temperature Range: -40°C to 125°C [-40°F to 257°F]
• Storage Temperature Range: -55°C to 165°C [-67°F to 329°F]
• Operate Point: 170 G min.; 110 G max. (-40°C to 85°C)
• Release Point: -170 G min. (25°C); -110 G max. (-40°C to 85°C)
• Differential: 50 G min.
• Response Time: 4 µs typical
• Switching Time Rise/Fall: 1.5 µs max. (10% to 90% and 90% to 10%)
• Package Type: SOT-89B, suitable for surface mounting

Applications

• Speed and RPM sensing
• Brushless DC motor commutation
• Flow rate sensing
• Motor and fan control
• Tachometer and counter pickups
• Electric vehicle control systems
• Convertible roof position sensing
• Robotics control systems

Download:

• Datasheet