Overview
The DRV8801PWPR is a DMOS full-bridge motor driver produced by Texas Instruments. This device is designed to control brushed DC motors using pulse width modulation (PWM) and is part of the DRV880x family. It features low RDS(on) MOSFETs and supports peak output currents up to ±2.8 A and operating voltages up to 36 V. The DRV8801PWPR is packaged in a 16-pin WQFN package with PowerPAD™, making it eco-friendly and compliant with RoHS and free of Sb/Br.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 16-pin WQFN with PowerPAD™ |
| Package Size | 4.00 mm × 4.00 mm |
| Operating Voltage | Up to 36 V |
| Peak Output Current | ±2.8 A |
| RDS(on) | 0.4-Ω Typical |
| PWM Duty Cycle | 100% Supported |
| Low-Power Sleep Mode | Yes, via nSLEEP pin |
| Protection Features | Undervoltage, charge pump fault, overcurrent, short-to-supply, short-to-ground, overtemperature |
| Fault Indication | via nFAULT pin |
Key Features
- H-Bridge Motor Driver configuration using N-channel power MOSFETs
- Low RDS(on) MOSFETs (0.4-Ω Typical)
- Low-Power Sleep Mode with very low quiescent current draw
- Internal charge pump for gate drive voltages
- Full bidirectional control of the motor
- Support for 100% PWM duty cycle
- Internal protection functions for undervoltage, charge pump fault, overcurrent, short-to-supply, short-to-ground, and overtemperature
- Analog output VPROPI for SENSE current information (DRV8801 only)
Applications
The DRV8801PWPR is designed to operate a single brushed DC motor and is suitable for various applications requiring motor control, such as:
- Industrial automation
- Consumer electronics
- Automotive systems
- Robotics and mechatronics
- Medical devices
Q & A
- What is the DRV8801PWPR used for?
The DRV8801PWPR is used to control brushed DC motors using pulse width modulation (PWM). - What is the maximum operating voltage of the DRV8801PWPR?
The maximum operating voltage is up to 36 V. - What is the peak output current of the DRV8801PWPR?
The peak output current is ±2.8 A. - Does the DRV8801PWPR support 100% PWM duty cycle?
Yes, it supports 100% PWM duty cycle. - How does the DRV8801PWPR indicate fault conditions?
Fault conditions are indicated through the nFAULT pin. - What is the purpose of the nSLEEP pin on the DRV8801PWPR?
The nSLEEP pin is used to set the device into a low-power sleep mode. - What type of package does the DRV8801PWPR come in?
The DRV8801PWPR is packaged in a 16-pin WQFN package with PowerPAD™. - Is the DRV8801PWPR eco-friendly?
Yes, it is eco-friendly and compliant with RoHS and free of Sb/Br. - What are the protection features of the DRV8801PWPR?
The device includes protection features for undervoltage, charge pump fault, overcurrent, short-to-supply, short-to-ground, and overtemperature. - Does the DRV8801PWPR provide analog current sense output?
Yes, the DRV8801 provides an analog output VPROPI for SENSE current information.
