Texas Instruments

UCC20520DWR

The UCC20520DWR is a high-voltage, high-power dual H-bridge driver from Texas Instruments. It is designed to drive two half bridges, each consisting of a high-side and a low-side MOSFET, with a current rating of up to 5A per channel. The UCC20520DWR is suitable for a wide range of applications, including motor control, power conversion, and battery management systems.

Description:

The UCC20520DWR is a monolithic integrated circuit that provides complete control and protection for two half bridges. It features a high-voltage power stage with integrated MOSFET drivers, a precision current sense amplifier, and a fault protection system. The device is available in a thermally enhanced 20-pin SOIC package.

Features:

1. Dual high-voltage half-bridge driver with integrated MOSFET drivers
2. Wide input voltage range: 4.75V to 60V
3. High-side and low-side MOSFET current sensing with a precision of 0.9% typical
4. Overcurrent protection with programmable current limit
5. Thermal shutdown protection
6. Open-load and short-circuit protection
7. Undervoltage lockout (UVLO)
8. Enable pin for easy control of the device
9. Fault status pin for monitoring the device's status
10. Wide operating temperature range: -40°C to 125°C

Applications:

1. Motor control: Brushed DC motors, stepper motors, and BLDC motors
2. Power conversion: AC/DC and DC/DC converters
3. Battery management systems: Battery chargers and energy storage systems
4. Industrial control: Servo drives, conveyor systems, and robotic actuators
5. Automotive applications: Electric power steering, windshield wipers, and mirror control systems
6. Consumer electronics: Power tools, home appliances, and portable devices

The UCC20520DWR provides a reliable and efficient solution for driving high-voltage, high-current loads in various applications. Its integrated protection features ensure safe operation and help extend the life of the connected devices.