Overview
The DRV8843PWPR is a dual H-bridge motor driver integrated circuit (IC) manufactured by Texas Instruments. Designed for applications requiring precise motor control, this IC is widely used in devices such as printers, scanners, and office automation equipment. It supports both brushed DC and bipolar stepper motors, offering a versatile solution for motor control. The DRV8843PWPR is particularly valued for its robust performance, ease of integration, and comprehensive protection features, making it a preferred choice for engineers in industrial and consumer electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Product Type | Motor/Stepper/IGN Controllers & Drivers | - | - |
| Configuration | Half Bridge | - | - |
| Operating Supply Voltage | 8.2 to 45 | V | - |
| Output Current | 2.5 | A | Peak current at 24V, TA = 25°C |
| Operating Supply Current | 5 | mA | - |
| Operating Temperature Range | -40 to +85 | °C | - |
| Mounting Style | SMD/SMT | - | - |
| Package/Case | HTSSOP-28 | - | - |
| Features | Current Regulation, Low Power Sleep Mode | - | - |
| Protection Features | Overcurrent, Thermal Shutdown, Undervoltage Lockout | - | - |
Key Features
- Dual H-bridge motor driver for brushed DC and stepper motors.
- Wide operating voltage range of 8.2V to 45V.
- Peak output current of 2.5A for robust motor control.
- Integrated current regulation for precise motor operation.
- Low power sleep mode for energy efficiency.
- Comprehensive protection features including overcurrent, thermal shutdown, and undervoltage lockout.
- Compact HTSSOP-28 package for space-constrained applications.
Applications
The DRV8843PWPR is ideal for a variety of motor control applications, including printers, scanners, office automation equipment, and factory automation systems. Its ability to drive both brushed DC and stepper motors makes it suitable for robotics and gaming devices. The IC's robust protection features ensure reliable operation in demanding environments, while its low power sleep mode enhances energy efficiency in battery-powered devices.
Q & A
What is the maximum output current of the DRV8843PWPR?
The DRV8843PWPR can deliver a peak output current of 2.5A at 24V and TA = 25°C.
What types of motors can the DRV8843PWPR drive?
It can drive brushed DC motors, bipolar stepper motors, and other loads.
What is the operating voltage range of the DRV8843PWPR?
The operating voltage range is from 8.2V to 45V.
Does the DRV8843PWPR have thermal protection?
Yes, it includes thermal shutdown protection to prevent overheating.
What is the purpose of the low power sleep mode?
The low power sleep mode reduces power consumption by shutting down part of the internal circuitry when the motor is not in use.
What package does the DRV8843PWPR come in?
It is available in an HTSSOP-28 package.
Can the DRV8843PWPR be used in industrial applications?
Yes, it is suitable for industrial applications such as factory automation and robotics.
What protection features does the DRV8843PWPR offer?
It includes overcurrent protection, thermal shutdown, and undervoltage lockout.
Is the DRV8843PWPR compatible with PWM control?
Yes, it supports PWM control for precise motor speed and direction regulation.
What is the typical operating temperature range of the DRV8843PWPR?
The operating temperature range is from -40°C to +85°C.
