Overview
The DRV8833RTYR is a dual H-bridge motor driver IC developed by Texas Instruments, designed for controlling brushed DC motors and bipolar stepper motors. It integrates all necessary circuitry, including power MOSFETs, current sensing, and thermal protection, making it a compact and efficient solution for motor control applications. The device operates within a voltage range of 2.7V to 10.8V, making it suitable for portable and low-power applications. Its small QFN-16 package and robust protection features position it as a competitive choice for space-constrained designs in industries such as robotics, consumer electronics, and automotive systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.7 - 10.8 | V | |
| Output Current (Continuous) | 1.5 | A | |
| Output Current (Peak) | 2 | A | Short duration |
| Motor Type | Brushed DC, Bipolar Stepper | ||
| Interface | PWM | ||
| Operating Temperature | -40 to +150 | °C | |
| Package | QFN-16 | 4x4mm | |
| Protection Features | Overcurrent, Overtemperature, Undervoltage |
Key Features
- Dual H-bridge configuration for controlling two DC motors or one bipolar stepper motor.
- Wide operating voltage range (2.7V to 10.8V) for portable and low-power applications.
- Integrated power MOSFETs and current sensing for simplified design.
- Robust protection features including overcurrent, overtemperature, and undervoltage protection.
- Compact QFN-16 package suitable for space-constrained designs.
Applications
The DRV8833RTYR is widely used in various applications, including robotics, consumer electronics, and automotive systems. In robotics, it enables precise control of motors for movement and manipulation. In consumer electronics, it is ideal for driving small motors in devices such as cameras, printers, and toys. In automotive systems, it supports motor control functions in seat adjustment, mirror positioning, and other low-power applications. Its compact size and efficient performance make it a versatile choice for motor control in space-constrained environments.
Q & A
1. What is the maximum operating voltage of the DRV8833RTYR?
The maximum operating voltage is 10.8V.
2. Can the DRV8833RTYR drive stepper motors?
Yes, it can drive bipolar stepper motors.
3. What is the continuous output current capability?
The continuous output current is 1.5A per channel.
4. Does the DRV8833RTYR include thermal protection?
Yes, it includes overtemperature protection.
5. What package does the DRV8833RTYR use?
It uses a QFN-16 package measuring 4x4mm.
6. Is the DRV8833RTYR suitable for low-power applications?
Yes, its wide voltage range (2.7V to 10.8V) makes it ideal for low-power and portable applications.
7. What control interface does the DRV8833RTYR support?
It supports PWM control for motor speed and direction.
8. Does the DRV8833RTYR have overcurrent protection?
Yes, it includes overcurrent protection.
9. What is the peak output current capability?
The peak output current is 2A for short durations.
10. Can the DRV8833RTYR be used in automotive applications?
Yes, it is suitable for low-power automotive motor control applications.
