S-L2980A50MC-TF-U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics:
  • High current capability
  • Low voltage drop
  • Thermal shutdown protection
  • Overcurrent protection
• Package: TO-220
• Essence: Power MOSFET and bipolar transistors integrated motor driver
• Packaging/Quantity: Typically sold in reels of 250 units

Specifications

• Operating Voltage Range: 4.5V to 36V
• Output Current: Up to 2A per channel
• Peak Output Current: 3A per channel
• Number of Channels: Dual
• Control Interface: Parallel
• Maximum PWM Frequency: 100kHz
• Thermal Resistance: 2.5°C/W

Detailed Pin Configuration

The S-L2980A50MC-TF-U has a total of 15 pins, which are divided as follows:

1. Enable A - Enables the motor driver channel A
2. Input A1 - Input signal for motor driver channel A
3. Input A2 - Input signal for motor driver channel A
4. Ground - Common ground reference
5. Output A2 - Output for motor driver channel A
6. Output A1 - Output for motor driver channel A
7. VCC - Positive power supply voltage
8. Sense A - Current sense output for motor driver channel A
9. Sense B - Current sense output for motor driver channel B
10. Output B1 - Output for motor driver channel B
11. Output B2 - Output for motor driver channel B
12. Input B2 - Input signal for motor driver channel B
13. Input B1 - Input signal for motor driver channel B
14. Enable B - Enables the motor driver channel B
15. VCC - Positive power supply voltage

Functional Features

• Dual-channel motor driver capable of driving two DC motors or one stepper motor
• Built-in protection features such as thermal shutdown and overcurrent protection
• Low voltage drop ensures efficient power delivery to the motors
• High current capability allows for driving motors with higher power requirements
• Parallel control interface simplifies the integration into various control systems
• Suitable for a wide range of motor applications due to its versatility and reliability

Advantages and Disadvantages

Advantages

• High current capability enables driving motors with higher power requirements
• Integrated protection features ensure safe operation and prevent damage to the IC and connected motors
• Low voltage drop minimizes power loss and improves overall efficiency
• Versatile control interface allows for easy integration into different motor control systems

Disadvantages

• Limited maximum operating voltage range (4.5V to 36V)
• May require additional external components for certain motor control applications
• Thermal resistance may require proper heat sinking in high-power applications

Working Principles

The S-L2980A50MC-TF-U is based on a combination of power MOSFETs and bipolar transistors, which allows it to efficiently drive DC motors or stepper motors. The IC receives control signals through its input pins, which determine the direction and speed of the motor rotation. The integrated circuitry amplifies these signals and drives the corresponding output pins, providing the necessary current to the motor windings.

The built-in protection features, such as thermal shutdown and overcurrent protection, monitor the operating conditions and automatically shut down the motor driver if any abnormality is detected. This protects both the IC and the connected motors from potential damage.

Detailed Application Field Plans

The S-L2980A50MC-TF-U finds applications in various fields where precise motor control is required. Some of the common application areas include: - Robotics: Used in robot motion control systems to drive motors for locomotion and manipulation. - Industrial Automation: Employed in conveyor systems, CNC machines, and other automated equipment. - Automotive: Integrated into automotive systems for controlling window motors, seat adjustments, and other motorized functions. - Home Appliances: Used in appliances like washing machines, vacuum cleaners, and fans for motor control.

Detailed and Complete Alternative Models

• S-L2980A50MC-TF-U is part of the L298 family of motor drivers. Other alternative models within this family include:
  • L298N: Similar dual-channel motor driver with a wider operating voltage range (4.5V to 46V).
  • L298P: Dual-channel motor driver with built-in power supply regulator for simplified circuit design.
  • L298HN: High-voltage version capable of operating up to 50V.

These alternative models offer similar functionality but may have different specifications or package options to suit specific application requirements.

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