The NCV7685DQR2G is a highly integrated IC component developed by ON Semiconductor. This single-chip solution is designed as a high-performance three-phase brushless DC motor (BLDC) pre-driver, targeting automotive applications such as electric power steering systems, electric pumps, and cooling fans. Below are some key features and an overview of this IC component:
1. Integrated Power MOSFET Drivers: The NCV7685DQR2G incorporates three integrated half-bridge power MOSFET drivers, each capable of driving external MOSFETs at high voltages and currents. This single-chip design eliminates the need for external MOSFET drivers, reducing component count and PCB area.
2. Sensorless Commutation: The IC offers sensorless or Hall-effect sensor-based commutation for BLDC motors. This flexibility allows users to implement different types of motors, simplifying system design and reducing costs.
3. Highly Efficient PWM Control: The NCV7685DQR2G features a high-frequency PWM control scheme for efficient motor operation. It ensures fast dynamic response and smooth motor operation across various load conditions.
4. Protection Features: This IC component provides comprehensive protection features to safeguard the motor and the system. It includes overcurrent protection (OCP), over-temperature protection (OTP), and undervoltage lockout (UVLO), ensuring safe and reliable operation
