MC33887AVW

The MC33887AVW is a monolithic H-Bridge power IC designed for use in automotive applications. It integrates control logic, a charge pump, and power DMOS devices on a single chip, making it ideal for driving DC motors in automotive systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VCP: Charge Pump Voltage
• IN1: Input 1 Control
• IN2: Input 2 Control
• OUT1: Output 1
• OUT2: Output 2
• VBB: Logic Supply Voltage
• +VB: Motor Supply Voltage
• GND: Ground
• BP: Bootstrap Supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MC33887AVW IC for a visual representation.

Key Features

• Monolithic H-Bridge: Integrates power DMOS devices and control logic in a single chip for driving DC motors.
• Automotive Grade: Designed for automotive applications with robust performance and reliability.
• Charge Pump: Includes an on-chip charge pump for efficient H-bridge operation.
• Overcurrent Protection: Features overcurrent detection and protection for motor driver safety.
• Logic Supply Voltage: Supports logic supply voltage (VBB) from 4.75V to 5.25V.
• Motor Supply Voltage: Operates with a motor supply voltage range suitable for automotive systems.

Note: For detailed technical specifications, please refer to the MC33887AVW datasheet.

Application

• Automotive Motor Control: Ideal for driving DC motors in automotive applications such as power windows, mirrors, and seats.
• Robotics: Suitable for motor control in robotics applications requiring H-Bridge functionality.
• Industrial Automation: Used in industrial automation systems for controlling motorized components.

Functionality

The MC33887AVW is a monolithic H-Bridge power IC that provides efficient motor control with integrated protection features, making it a reliable choice for automotive and industrial applications.

Usage Guide

• Power Supply: Connect the logic supply voltage (VBB) and motor supply voltage (+VB) to the respective pins.
• Input Control: Use the IN1 and IN2 pins to control the direction and speed of the motor.
• Output Connections: Connect the motor terminals to OUT1 and OUT2 for driving the DC motor.

Frequently Asked Questions

Q: Is the MC33887AVW suitable for high-current applications?
A: Yes, the MC33887AVW is designed to handle high currents for driving DC motors in automotive and industrial systems.

Q: Does the MC33887AVW include thermal protection?
A: Yes, the MC33887AVW features thermal shutdown protection to prevent overheating during operation.