Overview
The DRV8801PWP, produced by Texas Instruments, is a high-performance H-bridge motor driver designed for driving DC motors. This device is part of the DRV880x family and is known for its robust features and reliability. The DRV8801PWP supports peak output currents up to ±2.8 A and operating voltages up to 36 V, making it suitable for a wide range of motor control applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Load Supply Voltage (VBB) | –0.3 to 40 | V |
| Output Current | –2.8 to 2.8 | A |
| Charge Pump Voltage (VCP and CP2) | –0.3 to VBB+17 | V |
| Sense Voltage (VSense) | –500 to 500 | mV |
| Operating Free-Air Temperature (TA) | –40 to 85 | °C |
| Maximum Junction Temperature (TJ) | 150 | °C |
| Storage Temperature (Tstg) | –40 to 125 | °C |
| Package Type | HTSSOP-16 | |
| Package Size | 5.00 mm × 4.40 mm |
Key Features
- H-Bridge Motor Driver: Configured with N-channel power MOSFETs for efficient motor control.
- Low RDS(on) MOSFETs: Typical RDS(on) of 0.4 Ω for reduced power loss.
- Low-Power Sleep Mode: Achieves very low quiescent current draw when activated via the nSLEEP pin.
- 100% PWM Duty Cycle Supported: Allows for full range of PWM control.
- Internal Protection Functions: Includes undervoltage, charge pump fault, overcurrent, short-to-supply, short-to-ground, and overtemperature protections.
- Current Feedback: Provides proportional voltage output to monitor motor winding current.
- Environmental Compliance: RoHS compliant and free of Sb/Br.
Applications
The DRV8801PWP is suitable for various motor control applications, including but not limited to:
- Industrial Automation: Control of DC motors in industrial automation systems.
- Consumer Electronics: Motor control in consumer devices such as printers, scanners, and other appliances.
- Automotive Systems: Control of DC motors in automotive applications.
- Medical Devices: Precise motor control in medical equipment.
Q & A
- What is the maximum output current of the DRV8801PWP?
The DRV8801PWP supports peak output currents up to ±2.8 A. - What is the maximum operating voltage for the DRV8801PWP?
The maximum operating voltage is up to 36 V. - Does the DRV8801PWP have a low-power sleep mode?
Yes, it has a low-power sleep mode that can be activated via the nSLEEP pin. - What types of protection functions are included in the DRV8801PWP?
The device includes undervoltage, charge pump fault, overcurrent, short-to-supply, short-to-ground, and overtemperature protections. - How does the DRV8801PWP indicate fault conditions?
Fault conditions are indicated through the nFAULT pin. - What is the package type and size of the DRV8801PWP?
The package type is HTSSOP-16, and the size is 5.00 mm × 4.40 mm. - Is the DRV8801PWP environmentally compliant?
Yes, it is RoHS compliant and free of Sb/Br. - Can the DRV8801PWP support 100% PWM duty cycle?
Yes, it supports 100% PWM duty cycle. - How does the DRV8801PWP monitor motor winding current?
The device provides a proportional voltage output to monitor motor winding current. - What are some common applications of the DRV8801PWP?
Common applications include industrial automation, consumer electronics, automotive systems, and medical devices.
