仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| MotorType-Stepper | Bipolar |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Interface | Parallel |
| Technology | Power MOSFET |
| Applications | General Purpose |
| Current-Output | 1.6A |
| 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) |
概要
Description
The DRV8812PWPR is a dual H-bridge motor driver IC designed by Texas Instruments. It is primarily used for controlling the direction and speed of two DC motors or a single stepper motor, making it suitable for various applications such as robotics, industrial automation, and consumer electronics. The device operates with a supply voltage ranging from 8.2V to 45V and can provide an output current of up to 1.6A per channel continuously, with higher peak currents possible for short durations.
Key features of the DRV8812 include built-in protection mechanisms such as overcurrent protection, overtemperature shutdown, and undervoltage lockout, enhancing its reliability and safety in operation. It also offers PWM (Pulse Width Modulation) inputs for precise speed control and direction management of motors. The DRV8812 is packaged in a 28-pin HTSSOP (PowerPAD) package, which helps with heat dissipation during high-power operations.
Overall, the DRV8812PWPR is valued for its compact design, robust protection features, and flexibility, making it an efficient choice for driving small to medium-sized motors in various electronic projects.
Key features of the DRV8812 include built-in protection mechanisms such as overcurrent protection, overtemperature shutdown, and undervoltage lockout, enhancing its reliability and safety in operation. It also offers PWM (Pulse Width Modulation) inputs for precise speed control and direction management of motors. The DRV8812 is packaged in a 28-pin HTSSOP (PowerPAD) package, which helps with heat dissipation during high-power operations.
Overall, the DRV8812PWPR is valued for its compact design, robust protection features, and flexibility, making it an efficient choice for driving small to medium-sized motors in various electronic projects.
Equivalent
The DRV8812PWPR is a dual H-bridge motor driver from Texas Instruments. Equivalent products could include:
1. Allegro A4990: Dual H-bridge motor driver with similar features.
2. STMicroelectronics L298N: Dual H-bridge driver, commonly used for motor control.
3. ON Semiconductor AMIS-30543: Dual, integrated H-bridge stepper motor driver.
4. Infineon TLE5205: Another dual H-bridge driver for DC motor control.
Compatibility depends on specific application requirements such as voltage, current ratings, and package type.
1. Allegro A4990: Dual H-bridge motor driver with similar features.
2. STMicroelectronics L298N: Dual H-bridge driver, commonly used for motor control.
3. ON Semiconductor AMIS-30543: Dual, integrated H-bridge stepper motor driver.
4. Infineon TLE5205: Another dual H-bridge driver for DC motor control.
Compatibility depends on specific application requirements such as voltage, current ratings, and package type.
Features
The DRV8812PWPR is a dual H-bridge motor driver designed for driving DC motors and stepper motors. Key features include:
1. Dual H-Bridge: Can drive two DC motors or one stepper motor.
2. Voltage Range: Supports supply voltages from 8.2V to 45V.
3. Current Control: Provides configurable current regulation via external resistors.
4. PWM Control: Integrated pulse-width modulation (PWM) control for motor speed regulation.
5. Protection Features: Includes over-current, thermal shutdown, and under-voltage lockout protections.
6. Compact Package: Offered in a 28-pin HTSSOP package with PowerPAD for enhanced thermal performance.
7. Interface: Compatible with logic levels from 3.3V to 5V, allowing for simple interfacing with microcontrollers.
8. Efficiency: Designed for efficient operation to minimize heat generation.
9. Diagnostics: Fault reporting via a fault output pin.
These features make the DRV8812PWPR suitable for a variety of motor control applications, offering reliability and flexibility.
1. Dual H-Bridge: Can drive two DC motors or one stepper motor.
2. Voltage Range: Supports supply voltages from 8.2V to 45V.
3. Current Control: Provides configurable current regulation via external resistors.
4. PWM Control: Integrated pulse-width modulation (PWM) control for motor speed regulation.
5. Protection Features: Includes over-current, thermal shutdown, and under-voltage lockout protections.
6. Compact Package: Offered in a 28-pin HTSSOP package with PowerPAD for enhanced thermal performance.
7. Interface: Compatible with logic levels from 3.3V to 5V, allowing for simple interfacing with microcontrollers.
8. Efficiency: Designed for efficient operation to minimize heat generation.
9. Diagnostics: Fault reporting via a fault output pin.
These features make the DRV8812PWPR suitable for a variety of motor control applications, offering reliability and flexibility.
Pinout
The DRV8812PWPR is a motor driver integrated circuit from Texas Instruments. It is designed to control two DC motors or a single stepper motor. The device is housed in a 28-pin HTSSOP package with a PowerPAD.
Key features and pin functions include:
- H-Bridge Control: The device includes two H-bridge drivers, which can be used to control the direction and speed of motors.
- Power Supply Pins: VMA and VMB are used for the motor power supply, while VCC is for the logic power supply.
- Control Pins: Input pins like IN1, IN2, IN3, and IN4 are used to control the state of the H-bridges.
- Fault and Enable Pins: Fault (nFAULT) indicates fault conditions, and nSLEEP puts the device into a low-power state.
- PWM Inputs: Supports PWM control for motor speed regulation.
- Current Control: Provides pins for current sensing and regulation.
The pin count and configuration allow for efficient motor control with built-in protection features, making the DRV8812 suitable for various motor-driven applications.
Key features and pin functions include:
- H-Bridge Control: The device includes two H-bridge drivers, which can be used to control the direction and speed of motors.
- Power Supply Pins: VMA and VMB are used for the motor power supply, while VCC is for the logic power supply.
- Control Pins: Input pins like IN1, IN2, IN3, and IN4 are used to control the state of the H-bridges.
- Fault and Enable Pins: Fault (nFAULT) indicates fault conditions, and nSLEEP puts the device into a low-power state.
- PWM Inputs: Supports PWM control for motor speed regulation.
- Current Control: Provides pins for current sensing and regulation.
The pin count and configuration allow for efficient motor control with built-in protection features, making the DRV8812 suitable for various motor-driven applications.
Manufacturer
The DRV8812PWPR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic products, including analog and embedded processing chips. TI is well-known for its innovation in developing technologies that serve various industries, such as automotive, communications, and industrial sectors. The company is headquartered in Dallas, Texas, and has a strong presence in the global market, recognized for its contributions to the semiconductor industry and electronic components.
Application
The DRV8812PWPR is a dual H-bridge motor driver designed for applications such as robotics, printers, and other mechatronic systems. It is suitable for driving DC motors, stepper motors, and relays. The device is often used in consumer electronics, office equipment, and industrial automation due to its ability to control motor speed and direction with high efficiency. It features current regulation and protection features, making it ideal for battery-powered and portable applications that require reliable motor management. Additionally, its compact size and thermal performance make it suitable for space-constrained applications.
Package
The DRV8812PWPR is a motor driver IC from Texas Instruments, available in a 28-pin HTSSOP (PowerPAD) package. This package type is designed for improved thermal performance, allowing efficient heat dissipation, which is important for motor driver applications.
