TPIC6273N

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics: High voltage, high current, and high-performance power driver
• Package: DIP (Dual In-line Package)
• Essence: TPIC6273N is a motor driver IC designed to control the speed and direction of DC motors.
• Packaging/Quantity: Available in tubes or reels, with 25 pieces per tube/reel.

Specifications

• Supply Voltage: 4.5V to 36V
• Output Current: Up to 1.5A per channel
• Number of Channels: 4
• Input Logic Compatibility: TTL/CMOS
• Operating Temperature Range: -40°C to +85°C
• Protection Features: Overcurrent protection, thermal shutdown, and undervoltage lockout

Detailed Pin Configuration

The TPIC6273N has a total of 16 pins, which are assigned as follows:

1. OUT1: Output 1
2. GND: Ground
3. VCC: Supply Voltage
4. IN1: Input 1
5. IN2: Input 2
6. ENABLE: Enable Input
7. OUT2: Output 2
8. GND: Ground
9. VCC: Supply Voltage
10. IN3: Input 3
11. IN4: Input 4
12. ENABLE: Enable Input
13. OUT3: Output 3
14. GND: Ground
15. VCC: Supply Voltage
16. OUT4: Output 4

Functional Features

• High Voltage and Current Handling: The TPIC6273N can handle high voltages up to 36V and currents up to 1.5A per channel, making it suitable for driving various DC motors.
• Direction Control: The IC allows for bidirectional control of the motor's rotation by providing separate inputs for each channel.
• Enable Input: The enable input pin allows for easy on/off control of the motor driver.
• Overcurrent Protection: The TPIC6273N incorporates overcurrent protection to prevent damage to the IC and connected components in case of excessive current flow.
• Thermal Shutdown: In case of excessive temperature rise, the IC automatically shuts down to protect itself from overheating.
• Undervoltage Lockout: The IC includes undervoltage lockout circuitry to ensure proper operation even at low supply voltages.

Advantages and Disadvantages

Advantages: - High voltage and current handling capability - Bidirectional control for motor rotation - Overcurrent protection and thermal shutdown features enhance reliability - Enable input simplifies motor control - Wide operating temperature range allows for versatile applications

Disadvantages: - Limited number of channels (4) - DIP package may not be suitable for space-constrained designs - Requires external components for complete motor control system

Working Principles

The TPIC6273N operates based on the principle of H-bridge motor control. It utilizes four output channels to drive the motor in both forward and reverse directions. By controlling the input signals provided to the IN1, IN2, IN3, and IN4 pins, the IC can determine the direction and speed of the motor. The enable input pin (ENABLE) allows for easy on/off control of the motor driver.

Detailed Application Field Plans

The TPIC6273N is commonly used in various applications that require precise control of DC motors. Some of the typical application fields include:

1. Robotics: The IC is widely used in robotic systems to control the movement of robot arms, wheels, and other motorized components.
2. Industrial Automation: It finds applications in industrial automation systems for controlling conveyor belts, pumps, and other motor-driven equipment.
3. Automotive: The TPIC6273N is used in automotive applications such as power window control, seat adjustment, and mirror positioning.
4. Home Appliances: It can be found in appliances like washing machines, vacuum cleaners, and air conditioning units for motor control.

Detailed and Complete Alternative Models

1. L293D: This IC offers similar functionality to the TPIC6273N and is commonly used in motor control applications.
2. SN754410: Another popular motor driver IC that provides bidirectional control and high current handling capabilities.
3. DRV8833: This IC offers advanced features like integrated current sensing and fault protection for precise motor control.

These alternative models can be considered based on specific application requirements and design constraints.

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