規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-Stepper | Unipolar |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (2) |
| Interface | PWM |
| Technology | NMOS |
| Applications | DC Motors, General Purpose, Stepper Motors |
| Current-Output | 3.5A |
| Voltage-Supply | 0V ~ 5.5V |
| Voltage-Load | 4.5V ~ 37V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-VFQFN Exposed Pad |
概述
Description
The DRV8876RGTR is a motor driver integrated circuit (IC) from Texas Instruments designed for driving brushed DC motors, solenoids, or other inductive loads. It is part of the DRV887x family, which offers robust performance with minimal external components. The DRV8876 supports a wide operating voltage range from 4.5V to 37V, and it can deliver up to 3.5A of continuous current, making it suitable for a variety of applications.
Key features include an H-bridge driver configuration, PWM (Pulse Width Modulation) control for speed regulation, integrated protection mechanisms such as overcurrent, thermal shutdown, and undervoltage lockout, which enhance reliability. The device also features current regulation, which helps in limiting the motor current to prevent damage. The DRV8876 comes in a small 16-pin QFN package, facilitating compact designs.
This driver is ideal for industrial, consumer, and automotive applications where efficient and reliable motor control is required. Its ease of use and comprehensive protection features make it a popular choice among designers for embedded motor control solutions.
Key features include an H-bridge driver configuration, PWM (Pulse Width Modulation) control for speed regulation, integrated protection mechanisms such as overcurrent, thermal shutdown, and undervoltage lockout, which enhance reliability. The device also features current regulation, which helps in limiting the motor current to prevent damage. The DRV8876 comes in a small 16-pin QFN package, facilitating compact designs.
This driver is ideal for industrial, consumer, and automotive applications where efficient and reliable motor control is required. Its ease of use and comprehensive protection features make it a popular choice among designers for embedded motor control solutions.
Equivalent
The DRV8876RGTR is a brushed DC motor driver from Texas Instruments. Equivalent products from other manufacturers might include the following:
1. STMicroelectronics: L298, although it’s a dual H-bridge, it is commonly used for similar applications.
2. Allegro MicroSystems: A4950, a single H-bridge motor driver.
3. Infineon Technologies: BTN8982TA, a high-current H-bridge driver.
Ensure compatibility by checking the specific electrical and thermal requirements of your application.
1. STMicroelectronics: L298, although it’s a dual H-bridge, it is commonly used for similar applications.
2. Allegro MicroSystems: A4950, a single H-bridge motor driver.
3. Infineon Technologies: BTN8982TA, a high-current H-bridge driver.
Ensure compatibility by checking the specific electrical and thermal requirements of your application.
Features
The DRV8876RGTR is a motor driver IC from Texas Instruments, designed for brushed DC and stepper motors. Key features include:
1. Wide Voltage Range: Supports 4.5V to 37V, allowing flexibility for different motor types and applications.
2. Current Regulation: Provides a peak current of 3.5A, enabling effective current control for motor protection.
3. Low On-Resistance: Integrated power MOSFETs with low on-resistance (HS + LS = 0.36 ohms) to minimize power loss and heat generation.
4. PWM Control: Supports pulse-width modulation for precise speed and torque control.
5. Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protections to enhance durability and reliability.
6. Multi-Mode Operation: Offers different operating modes such as sleep, standby, and active to optimize power consumption.
7. Compact Package: Available in a 16-pin VQFN package, making it suitable for space-constrained applications.
8. Diagnostics: Provides fault indication to alert users of abnormal conditions.
The DRV8876RGTR is ideal for applications in robotics, consumer electronics, and automotive systems where efficient and reliable motor control is essential.
1. Wide Voltage Range: Supports 4.5V to 37V, allowing flexibility for different motor types and applications.
2. Current Regulation: Provides a peak current of 3.5A, enabling effective current control for motor protection.
3. Low On-Resistance: Integrated power MOSFETs with low on-resistance (HS + LS = 0.36 ohms) to minimize power loss and heat generation.
4. PWM Control: Supports pulse-width modulation for precise speed and torque control.
5. Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protections to enhance durability and reliability.
6. Multi-Mode Operation: Offers different operating modes such as sleep, standby, and active to optimize power consumption.
7. Compact Package: Available in a 16-pin VQFN package, making it suitable for space-constrained applications.
8. Diagnostics: Provides fault indication to alert users of abnormal conditions.
The DRV8876RGTR is ideal for applications in robotics, consumer electronics, and automotive systems where efficient and reliable motor control is essential.
Pinout
The DRV8876RGTR is a motor driver IC from Texas Instruments designed for brushed DC motors and solenoids. It typically comes in a 16-pin VQFN package. Here’s a brief overview of its pin functions:
1. VM - Power supply for the motor.
2. OUT1 and OUT2 - Outputs to the motor.
3. SLEEPn - Puts the device into a low-power sleep mode.
4. IN1 and IN2 - Control inputs to drive the motor.
5. VREF - Reference voltage for current regulation.
6. ISEN - Connects to a sense resistor for current sensing.
7. nFAULT - Fault indicator output.
8. GND - Ground connection.
9. nSCS - Chip select for SPI communication.
10. SDI - Serial data input for SPI.
11. SDO - Serial data output for SPI.
12. SCLK - Serial clock for SPI.
13. VCP - Charge pump voltage.
14. Decoupling capacitors - Used for stabilizing the voltage levels.
This concise summary covers the primary functions and pin configuration for the DRV8876RGTR. Always refer to the datasheet for detailed specifications and application guidelines.
1. VM - Power supply for the motor.
2. OUT1 and OUT2 - Outputs to the motor.
3. SLEEPn - Puts the device into a low-power sleep mode.
4. IN1 and IN2 - Control inputs to drive the motor.
5. VREF - Reference voltage for current regulation.
6. ISEN - Connects to a sense resistor for current sensing.
7. nFAULT - Fault indicator output.
8. GND - Ground connection.
9. nSCS - Chip select for SPI communication.
10. SDI - Serial data input for SPI.
11. SDO - Serial data output for SPI.
12. SCLK - Serial clock for SPI.
13. VCP - Charge pump voltage.
14. Decoupling capacitors - Used for stabilizing the voltage levels.
This concise summary covers the primary functions and pin configuration for the DRV8876RGTR. Always refer to the datasheet for detailed specifications and application guidelines.
Manufacturer
The DRV8876RGTR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. TI is known for its innovations in analog and embedded processing products, which are used in a broad range of electronic applications. The company serves several industries, including automotive, industrial, consumer electronics, communications equipment, and enterprise systems. With a focus on research and development, Texas Instruments emphasizes creating efficient and reliable technology solutions to meet the needs of its diverse customer base.
Application
The DRV8876RGTR is a versatile motor driver suitable for a variety of applications. It is commonly used in robotics for controlling small DC motors and actuators. It's also applied in industrial automation for driving motors in conveyors, pumps, and fans. In consumer electronics, it can be found in printers and smart appliances where precise motor control is needed. Additionally, the DRV8876RGTR is useful in automotive systems for driving window lifts, seat adjusters, and mirror adjustments. Its compact size, protection features, and efficient power management make it ideal for these diverse applications.
Package
The DRV8876RGTR is a brushed DC motor driver from Texas Instruments. It comes in a VQFN (Very Thin Quad Flat No-Lead) package, specifically a 16-pin VQFN package. This type of packaging is compact, making it suitable for space-constrained applications, and offers good thermal performance.
