Hall-Effect Based Angle Sensor IC with Common-Mode Field Rejection

Description

The NSM301X(NSM3011/NSM3012/NSM3013) is a contactless angle sensor designed for high-accuracy angle position measurement across a wide temperature range. Here are the key features and capabilities of the NSM301X:

Features:

1. High-Accuracy Angle Measurement: The NSM301X is capable of providing high-accuracy angle position measurements. This makes it suitable for applications where precise angle information is required.
2. Wide Temperature Range: It can operate over a wide temperature range, from -40°C to 125°C. This temperature range allows it to function reliably in both extreme cold and hot conditions.
3. Magnetic Field Sensing: The sensor detects the magnetic field strength generated by a two-pole magnet. It uses an integrated Hall element array to measure this magnetic field and convert it into angular position information via an internal DSP (Digital Signal Processor).
4. Multiple Output Options: The NSM301X offers various output options to suit different application requirements, including:
   • Analog Voltage Output
   • PWM (Pulse Width Modulation) Output
   • OWI (One-Wire Interface) Output
   • SPI (Serial Peripheral Interface) Output
   • UVW Output (commonly used in motor control applications)
5. Configurability: The sensor provides SPI and OWI interfaces for signal path configuration. Users can customize various output characteristics, including the output interface, gain, clamping values, output filter, and more, to tailor the sensor’s behavior to their specific needs.
6. Power Supply Voltage Options: The chip supports both 3.3V and 5V power supply voltage versions, allowing flexibility in the choice of power supply.

Applications:

The NSM301X can be used in a wide range of applications, including:

• Automotive: It can be used for steering angle sensing, pedal position sensing, and various other automotive control systems.
• Industrial: In industrial settings, it can be employed for precise angle measurements in equipment, machinery, and robotics.
• Consumer Electronics: The sensor can be used in consumer electronics, such as gaming controllers and virtual reality devices, for accurate motion tracking.
• Automation and Control: It’s suitable for control systems that require precise angle information for automation and control purposes.
• Motor Control: The UVW output option is commonly used in motor control applications to determine the rotor position in motors like brushless DC (BLDC) motors.
• Aerospace: It can also find applications in aerospace and aviation for position and control systems.

In summary, the NSM301X is a versatile contactless angle sensor that offers high accuracy, wide temperature range operation, and various output options to meet the specific needs of different applications across industries. Its configurability and support for multiple power supply voltage options make it a flexible choice for angle measurement and position sensing applications.