SS351AT

The SS351AT is a high-performance magnetic sensor manufactured by Honeywell, designed for various applications in industrial and consumer electronics. This sensor is part of the Hall-effect sensor family, which means it operates based on the principle of detecting magnetic fields.

Key Features:

1. Type: The SS351AT is a unipolar Hall-effect sensor, meaning it activates in the presence of a magnetic field of a specific polarity. It is designed to provide a digital output, which can be easily interfaced with microcontrollers and other digital systems.

2. Operating Voltage: The sensor typically operates within a voltage range of 4.5V to 10.5V, making it suitable for a variety of power supply configurations. This flexibility allows it to be used in battery-powered devices as well as in systems with higher voltage supplies.

3. Output Type: The SS351AT features a push-pull output, which can sink or source current, providing a strong signal that can drive loads directly. This output configuration enhances its compatibility with various electronic circuits.

4. Sensitivity: The sensor is designed with a high sensitivity to magnetic fields, allowing it to detect small changes in magnetic flux. This makes it ideal for applications such as position sensing, speed detection, and proximity sensing.

5. Temperature Range: The SS351AT operates effectively across a wide temperature range, typically from -40°C to +85°C. This robustness makes it suitable for use in harsh environments, including automotive and industrial applications.

6. Package Type: The sensor is available in a compact, surface-mount package, which facilitates easy integration into printed circuit boards (PCBs). Its small size is advantageous for space-constrained applications.

7. Applications: The SS351AT is widely used in various applications, including:

   • Automotive: For detecting the position of doors, hoods, and trunks, as well as in anti-lock braking systems.
   • Consumer Electronics: In devices like smartphones and tablets for screen rotation and magnetic switches.
   • Industrial Automation: For position sensing in motors and actuators, as well as in safety interlocks.

8. Durability: The Hall-effect technology used in the SS351AT is inherently contactless, which means it has a longer lifespan compared to mechanical switches. This durability is a significant advantage in applications where reliability is critical.

Summary:

The Honeywell SS351AT is a versatile and reliable magnetic sensor that combines high sensitivity, a wide operating voltage range, and robust performance in various environmental conditions. Its compact design and digital output make it an excellent choice for a wide array of applications, from automotive to consumer electronics and industrial automation.