DRV5055A2QDBZR

The DRV5055A2QDBZR is a high-performance magnetic sensor from Texas Instruments, designed for various applications that require precise magnetic field detection. This device is part of the DRV5055 family of Hall-effect sensors, which are known for their reliability and accuracy in sensing magnetic fields.

Key Features:

1. Type of Sensor: The DRV5055A2QDBZR is a linear Hall-effect sensor, which means it can detect the strength of a magnetic field and provide an output voltage that is proportional to that field.

2. Output Type: It features an analog output, allowing for continuous voltage output that varies with the magnetic field strength. This is particularly useful in applications where precise measurements are necessary.

3. Supply Voltage: The sensor operates within a supply voltage range of 4.5V to 38V, making it versatile for various power supply configurations.

4. Sensitivity: The device has a high sensitivity, typically around 1.5 mV/G, which allows it to detect small changes in magnetic fields effectively.

5. Temperature Range: The DRV5055A2QDBZR is designed to operate over a wide temperature range, typically from -40°C to +125°C, ensuring reliable performance in harsh environments.

6. Package Type: It comes in a compact QFN (Quad Flat No-lead) package, specifically the 3mm x 3mm size, which is suitable for space-constrained applications.

7. Low Power Consumption: The sensor is designed for low power consumption, making it ideal for battery-operated devices.

8. Applications: The DRV5055A2QDBZR is suitable for a variety of applications, including:

   • Position sensing
   • Current sensing
   • Proximity detection
   • Automotive applications (e.g., wheel speed sensors, throttle position sensors)
   • Industrial automation

9. Built-in Protection: The device includes built-in protection features against reverse polarity and over-voltage, enhancing its durability and reliability in various operating conditions.

Performance Characteristics:

• Linearity: The output voltage is highly linear with respect to the magnetic field, ensuring accurate readings across the sensor's operating range.
• Response Time: The sensor has a fast response time, making it suitable for dynamic applications where quick detection of magnetic field changes is required.

Conclusion:

The DRV5055A2QDBZR from Texas Instruments is a robust and versatile magnetic sensor that offers high sensitivity, low power consumption, and a wide operating temperature range. Its analog output and compact package make it an excellent choice for a variety of applications in automotive, industrial, and consumer electronics.