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DRV8840PWPR
+Lista de MateriaisIC MOTOR DRVR 8.2V-45V 28HTSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #DRV8840PWPR
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Pacote HTSSOP28
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Em Estoque1228
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Especificações
| Atributo | Valor |
| 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) |
Visão Geral
Description
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
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
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
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
Application
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.