The ATS645LSHTN-I2-T is a Hall-effect latch manufactured by Allegro MicroSystems. It's designed for speed and direction sensing in automotive and industrial applications. This sensor provides a digital output signal that switches in response to changing magnetic fields, allowing for precise detection of rotational or linear motion.

Applications:

• Automotive transmission speed sensing.
• Anti-lock braking systems (ABS).
• Industrial motor speed control.
• Brushless DC (BLDC) motor commutation.
• Rotary position sensing.

Features:

• High operating temperature range.
• Robust EMC performance.
• Digital output signal.
• Low power consumption.
• Automotive grade AEC-Q100 qualified.

Benefits:

• Accurate speed and direction detection.
• Reliable performance in harsh environments.
• Easy integration with digital control systems.
• Long-term stability and durability.
• Reduced system cost and complexity.

Additional Details:

The ATS645LSHTN-I2-T operates from a 3.0 V to 24 V supply voltage. It offers reverse battery protection. The output switches in response to the magnetic field. The sensor's temperature range is -40°C to +150°C, making it suitable for demanding applications. The integrated circuitry ensures consistent performance across temperature variations. This latching Hall-effect sensor is designed to meet the stringent requirements of automotive and industrial environments, providing reliable speed and direction sensing for critical applications. The device is packaged in a small SOT-23W package for easy surface mounting.