Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (2) |
| Interface | Parallel |
| Technology | Power MOSFET |
| Applications | General Purpose |
| Current-Output | 3.5A |
| Voltage-Supply | 8.2V ~ 45V |
| Voltage-Load | 8.2V ~ 45V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-PowerTSSOP (0.173, 4.40mm Width) |
Tổng quan
Description
The DRV8840PWPR is a motor driver integrated circuit (IC) from Texas Instruments designed to efficiently control brushed DC motors, solenoids, and other inductive loads. It is housed in a PowerPAD™ package, which aids in heat dissipation, making it suitable for high-power applications. The device operates from a wide supply voltage range of 8.2V to 45V, delivering up to 5A of continuous output current per channel.
Key features include its configurable current regulation, which allows for precise control over motor performance. It also integrates protection mechanisms such as overcurrent, overtemperature, and undervoltage lockout to ensure reliable operation and safeguard against potential faults. The DRV8840PWPR supports PWM control, making it compatible with microcontroller-based systems for flexible motor control in various applications, including industrial automation and robotics.
Its compact design and robust performance make the DRV8840PWPR a versatile solution for driving medium to high-power motors in systems requiring efficient and reliable motor control.
Key features include its configurable current regulation, which allows for precise control over motor performance. It also integrates protection mechanisms such as overcurrent, overtemperature, and undervoltage lockout to ensure reliable operation and safeguard against potential faults. The DRV8840PWPR supports PWM control, making it compatible with microcontroller-based systems for flexible motor control in various applications, including industrial automation and robotics.
Its compact design and robust performance make the DRV8840PWPR a versatile solution for driving medium to high-power motors in systems requiring efficient and reliable motor control.
Equivalent
The DRV8840PWPR is a DC motor driver by Texas Instruments. Equivalent products are typically other DC motor drivers with similar specifications. Some alternatives include:
1. L298N by STMicroelectronics – A dual H-bridge driver.
2. TB6612FNG by Toshiba – Suitable for driving two DC motors.
3. A4988 by Allegro MicroSystems – Commonly used for stepper motors but can drive DC motors.
Ensure compatibility by reviewing datasheets for voltage, current, and interface requirements.
1. L298N by STMicroelectronics – A dual H-bridge driver.
2. TB6612FNG by Toshiba – Suitable for driving two DC motors.
3. A4988 by Allegro MicroSystems – Commonly used for stepper motors but can drive DC motors.
Ensure compatibility by reviewing datasheets for voltage, current, and interface requirements.
Features
The DRV8840PWPR is a motor driver integrated circuit from Texas Instruments, designed to control brushed DC motors. It operates with a wide supply voltage range of 8.2V to 45V, making it suitable for various applications. The device is capable of driving motors with up to 5A of output current, offering flexibility for different motor sizes.
Key features include:
1. PWM Control: The DRV8840 supports pulse-width modulation (PWM) control, allowing precise speed and torque regulation.
2. Protection Features: It includes built-in protection mechanisms such as over-current protection, thermal shutdown, and under-voltage lockout to enhance reliability.
3. Fault Monitoring: Fault conditions can be monitored via a fault output pin, providing diagnostic capabilities.
4. Low Power Sleep Mode: The IC features a low-power sleep mode for energy efficiency when the motor is not in use.
5. H-Bridge Architecture: It integrates an H-bridge driver to control the motor direction and speed efficiently.
The DRV8840PWPR is ideal for applications in robotics, industrial automation, and consumer electronics requiring reliable motor control.
Key features include:
1. PWM Control: The DRV8840 supports pulse-width modulation (PWM) control, allowing precise speed and torque regulation.
2. Protection Features: It includes built-in protection mechanisms such as over-current protection, thermal shutdown, and under-voltage lockout to enhance reliability.
3. Fault Monitoring: Fault conditions can be monitored via a fault output pin, providing diagnostic capabilities.
4. Low Power Sleep Mode: The IC features a low-power sleep mode for energy efficiency when the motor is not in use.
5. H-Bridge Architecture: It integrates an H-bridge driver to control the motor direction and speed efficiently.
The DRV8840PWPR is ideal for applications in robotics, industrial automation, and consumer electronics requiring reliable motor control.
Pinout
The DRV8840PWPR is a DC motor driver integrated circuit from Texas Instruments. It is part of the DRV8840 series and is commonly used for driving brushed DC motors, solenoids, and actuators. The device comes in a 28-pin HTSSOP (PowerPAD) package.
Here is a concise summary of its key features and functions:
- Pin Count: 28 pins.
- Main Function: It controls brushed DC motors and other inductive loads.
- Operating Voltage: It supports a supply voltage range from 8.2 V to 45 V.
- Output Current: The device can deliver up to 5 A continuous output current.
- Control Interface: The DRV8840 can be controlled using PWM (Pulse Width Modulation) to regulate motor speed and torque.
- Protection Features: The driver includes protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
- Applications: Suitable for use in industrial equipment, office automation, robotics, and other applications requiring precision motor control.
These features make the DRV8840PWPR a versatile component for various motor control applications. For detailed specifications, refer to the manufacturer's datasheet.
Here is a concise summary of its key features and functions:
- Pin Count: 28 pins.
- Main Function: It controls brushed DC motors and other inductive loads.
- Operating Voltage: It supports a supply voltage range from 8.2 V to 45 V.
- Output Current: The device can deliver up to 5 A continuous output current.
- Control Interface: The DRV8840 can be controlled using PWM (Pulse Width Modulation) to regulate motor speed and torque.
- Protection Features: The driver includes protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
- Applications: Suitable for use in industrial equipment, office automation, robotics, and other applications requiring precision motor control.
These features make the DRV8840PWPR a versatile component for various motor control applications. For detailed specifications, refer to the manufacturer's datasheet.
Manufacturer
The DRV8840PWPR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and produces a broad range of electronic products. It is known for its development of analog chips and embedded processors, which are used in a variety of applications across industries such as automotive, industrial, consumer electronics, and communication equipment. The company is well-regarded for its innovation in electronic design and its significant impact on the technology industry.
Application
The DRV8840PWPR is a motor driver IC designed for various applications. Key areas include:
1. Industrial Automation: Used in controlling motors for machinery and robotic systems.
2. Office Equipment: Powers motors in printers, copiers, and scanners.
3. Automotive Systems: Drives motors in electronic control systems for vehicles.
4. Consumer Electronics: Used in devices requiring precise motor control, such as cameras and gaming equipment.
5. Home Appliances: Controls motors in appliances like washing machines and refrigerators.
6. Medical Devices: Enables motor function in equipment like pumps and diagnostic machines.
These applications benefit from the IC’s capability for precise control and efficiency in high-current motor operations.
1. Industrial Automation: Used in controlling motors for machinery and robotic systems.
2. Office Equipment: Powers motors in printers, copiers, and scanners.
3. Automotive Systems: Drives motors in electronic control systems for vehicles.
4. Consumer Electronics: Used in devices requiring precise motor control, such as cameras and gaming equipment.
5. Home Appliances: Controls motors in appliances like washing machines and refrigerators.
6. Medical Devices: Enables motor function in equipment like pumps and diagnostic machines.
These applications benefit from the IC’s capability for precise control and efficiency in high-current motor operations.
Package
The DRV8840PWPR is a motor driver IC from Texas Instruments and comes in a HTSSOP (PowerPAD) package type. Specifically, it is offered in a 28-pin HTSSOP package that provides enhanced thermal performance.
