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DRV8811PWP
+NomenclatureIC MTR DRV BIPLR 3-5.5V 28HTSSOP
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FabricantTexas Instruments
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Pièce fabricant #DRV8811PWP
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Package HTSSOP (PWP)-28
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En stock2579
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Spécifications
| Attribut | Valeur |
| Package | Bulk,Tube |
| ProductStatus | Active |
| MotorType-Stepper | Bipolar |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Interface | Logic |
| Technology | Power MOSFET |
| StepResolution | 1, 1/2, 1/4, 1/8 |
| Applications | General Purpose |
| Current-Output | 1.9A |
| Voltage-Supply | 3V ~ 5.5V |
| Voltage-Load | 8V ~ 38V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-PowerTSSOP (0.173, 4.40mm Width) |
Présentation
Description
Key features of the DRV8811 include:
1. Microstepping Capability: Supports up to 1/8 microstepping, allowing for smooth and precise motor control.
2. Current Control: Features a built-in current regulation system that allows for adjustable output current levels to optimize performance and power efficiency.
3. Protection Mechanisms: Includes overcurrent, overtemperature, and undervoltage lockout protections to ensure reliability and durability.
4. Dual H-Bridge Architecture: Contains two H-bridges and can drive one stepper motor or two DC motors.
5. Maximum Output: Capable of delivering up to 2.5A peak current per bridge.
6. Power Supply Range: Operates from 8.2V to 35V, suitable for a variety of power supply configurations.
Its compact PowerPAD™ package (PWP) enhances heat dissipation, making it suitable for compact designs with thermal management needs.
Equivalent
1. Allegro A4988 - A widely used stepper motor driver with similar features.
2. STMicroelectronics L6208 - A dual full-bridge driver suitable for stepper motors.
3. ON Semiconductor AMIS-30543 - A stepper motor driver with similar functionality.
4. Toshiba TB6600 - Another stepper motor driver with comparable specifications.
These alternatives vary slightly in features and specifications, so it's important to ensure compatibility with your specific application requirements.
Features
1. Dual H-Bridge: It contains two H-bridges for driving a bipolar stepper motor or two DC motors.
2. Current Control: Advanced PWM current control with adjustable off-time to set the desired current level.
3. Microstepping Capability: Supports various microstepping resolutions, including full-step, half-step, 1/4-step, and 1/8-step modes.
4. Wide Voltage Range: Operates from 8.2 V to 35 V, providing flexibility for various applications.
5. Protection Features: Includes overcurrent protection, thermal shutdown, undervoltage lockout, and short-to-ground protection to enhance reliability.
6. Phase Control: Independent control of each motor phase for improved precision.
7. Low Standby Current: Minimal power consumption in standby mode to enhance efficiency.
8. Package: Available in a 28-pin HTSSOP package, offering a compact footprint for space-constrained designs.
These features make the DRV8811PWP suitable for applications in robotics, printers, industrial automation, and other precision motor control systems.
Pinout
- 28 Pins: Designed to efficiently manage the motor's movement.
- Motor Control Functions: Supports microstepping and provides current control via PWM.
- Interface: Logic inputs for controlling the motor's direction and stepping.
- Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout.
The DRV8811PWP is suitable for applications requiring precise motor control, such as in printers, scanners, and other automated devices. It helps simplify design by integrating essential driver components into a single chip.