TC78H620FNG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics:
  • High voltage and current capacity
  • Low power consumption
  • Compact package size
• Package: QFN (Quad Flat No-leads)
• Essence: This IC is designed to drive motors efficiently and effectively.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Operating Voltage Range: 2.5V to 16V
• Output Current: Up to 1.5A
• Number of Output Channels: 1
• Control Interface: PWM (Pulse Width Modulation)
• Protection Features:
  • Overcurrent protection
  • Thermal shutdown protection
  • Undervoltage lockout protection

Detailed Pin Configuration

The TC78H620FNG IC has the following pin configuration:

1. VCC - Power supply input
2. GND - Ground reference
3. IN1 - Input control signal for motor direction
4. IN2 - Input control signal for motor direction
5. PWM - Input control signal for motor speed
6. OUT1 - Motor output terminal
7. OUT2 - Motor output terminal
8. SLP - Sleep mode control input
9. VREF - Reference voltage output
10. FAULT - Fault detection output

Functional Features

• Efficient motor driving with high voltage and current capacity
• Precise control of motor speed and direction using PWM signals
• Built-in protection features ensure safe operation
• Sleep mode functionality for power-saving purposes
• Reference voltage output for external circuitry

Advantages and Disadvantages

Advantages: - High voltage and current capacity enable driving various types of motors - Low power consumption for energy-efficient operation - Compact package size allows for space-saving designs

Disadvantages: - Limited to a single output channel, suitable for driving one motor only - Requires external PWM signal source for motor speed control

Working Principles

The TC78H620FNG is based on a sophisticated motor driver circuitry that utilizes PWM signals to control the speed and direction of a motor. The IC receives input control signals (IN1, IN2) to determine the motor's rotation direction and a PWM signal (PWM) to adjust its speed. The built-in protection features ensure safe operation by monitoring the motor's current and temperature, triggering shutdown or fault detection if necessary.

Detailed Application Field Plans

The TC78H620FNG IC finds applications in various fields, including:

1. Robotics: Controlling the movement of robotic arms, legs, or wheels.
2. Automotive: Driving small motors used in automotive systems such as power windows or windshield wipers.
3. Industrial Automation: Operating conveyor belts, pumps, or fans in industrial settings.
4. Consumer Electronics: Controlling the movement of camera lenses, disk drives, or cooling fans in electronic devices.

Detailed and Complete Alternative Models

1. L293D - Dual H-Bridge Motor Driver IC
2. DRV8833 - Dual H-Bridge Motor Driver IC
3. TB6612FNG - Dual Motor Driver IC
4. SN754410 - Quadruple Half-H Driver IC

These alternative models offer similar functionality and can be considered as alternatives to the TC78H620FNG IC.

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