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DRV8871DDAR
+BOMIC MOTOR DRVR UNIPLR 8SO PWRPAD
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ManufacturerTexas Instruments
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Mfr. Part #DRV8871DDAR
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Package HSOIC (DDA)-8
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In Stock3492
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Specifications
| Attribute | Value |
| 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 | Full Bridge |
| Interface | PWM |
| Technology | NMOS |
| Applications | DC Motors, General Purpose, Stepper Motors |
| Current-Output | 3.6A |
| Voltage-Supply | 0V ~ 5.5V |
| Voltage-Load | 6.5V ~ 45V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Overview
Description
Key features of the DRV8871DDAR include:
1. H-Bridge Design: Allows for bidirectional control of the motor, facilitating forward and reverse movements.
2. Integrated Protection: Overcurrent, thermal shutdown, and undervoltage lockout protections ensure robust operation and prevent damage.
3. PWM Control: Supports Pulse Width Modulation for speed control.
4. Thermal Efficiency: The IC is designed to minimize heat dissipation, enhancing reliability.
The DRV8871DDAR is packaged in an 8-pin SOIC, making it compact and easy to integrate into various designs. Its simplicity and protection features make it an excellent choice for developers looking to implement motor control in their projects.
Equivalent
Features
1. Voltage Range: Supports a wide supply voltage range from 6.5 V to 45 V, providing flexibility for various applications.
2. Output Current: Capable of delivering up to 3.6 A continuous current and handling peak currents up to 6 A, suitable for driving moderately sized motors.
3. H-Bridge Design: Integrates an H-bridge driver, allowing bidirectional control of a single motor.
4. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout, enhancing reliability and robustness.
5. PWM Control: Supports PWM input for speed control, with a maximum frequency of 100 kHz.
6. Efficiency: Features low RDS(on) for better efficiency and reduced heat generation.
7. Package: Offered in a thermally efficient 8-pin SOIC (DDA) package.
8. Simplicity and Integration: Requires minimal external components, simplifying design and reducing board space.
Overall, the DRV8871DDAR is a versatile and efficient solution for driving DC brushed motors in various consumer, industrial, and automotive applications.
Pinout
1. IN1 (Pin 1): Control input 1 for the H-Bridge.
2. IN2 (Pin 2): Control input 2 for the H-Bridge.
3. nSLEEP (Pin 3): Sleep mode input; active low.
4. VCC (Pin 4): Power supply input for the logic circuit.
5. OUT1 (Pin 5): Output 1 for motor connection.
6. GND (Pin 6): Ground reference for the device.
7. OUT2 (Pin 7): Output 2 for motor connection.
8. VM (Pin 8): Power supply input for the H-Bridge.
The DRV8871 is primarily used for driving brushed DC motors, solenoids, and other inductive loads. It supports a wide voltage range and can deliver up to approximately 3.6A of continuous current. The device is efficient, providing robust protection features like overcurrent protection, thermal shutdown, and undervoltage lockout.