Overview
The DRV8847RTER is a dual H-bridge motor driver manufactured by Texas Instruments, designed for controlling brushed DC motors, bipolar stepper motors, and solenoid loads. It operates within a voltage range of 2.7V to 18V, making it suitable for a variety of applications in industrial, automotive, and consumer electronics. This driver is particularly known for its high output current capability, low power consumption, and robust protection features, making it a reliable choice for motor control systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Operating Voltage | 2.7 - 18 | V | |
| Output Current (RMS) | 1 | A | Per H-bridge at TA = 25°C |
| Output Current (RMS, Parallel Mode) | 2 | A | At TA = 25°C |
| RDS(ON) (HS + LS) | 1000 | mΩ | At TA = 25°C |
| Sleep Mode Current | 1.7 | µA | At VVM = 12V, TA = 25°C |
| Control Interface | Hardware (GPIO), I2C | ||
| Protection Features | Undervoltage Lockout, Overcurrent, Open Load Detection, Thermal Shutdown | ||
| Package | 16-pin WQFN |
Key Features
- Dual H-bridge motor driver for controlling brushed DC motors, bipolar stepper motors, and solenoid loads.
- Wide operating voltage range (2.7V to 18V) for versatile applications.
- High output current capability with low RDS(ON) for efficient motor control.
- Multiple control interface options including hardware GPIO and I2C.
- Comprehensive protection features such as undervoltage lockout, overcurrent protection, and thermal shutdown.
Applications
The DRV8847RTER is widely used in various applications, including industrial automation, robotics, automotive systems, and consumer electronics. In industrial automation, it is employed for precise motor control in conveyor systems and robotic arms. In automotive applications, it is utilized for controlling window lifts, seat adjustments, and other motor-driven mechanisms. Its low power consumption and compact design also make it ideal for portable devices and home appliances.
Q & A
What is the operating voltage range of the DRV8847RTER?
The DRV8847RTER operates within a voltage range of 2.7V to 18V.
What types of motors can the DRV8847RTER control?
It can control brushed DC motors, bipolar stepper motors, and solenoid loads.
What is the output current capability of the DRV8847RTER?
It provides 1A RMS per H-bridge and 2A RMS in parallel mode at TA = 25°C.
Does the DRV8847RTER support I2C communication?
Yes, it supports both hardware GPIO and I2C control interfaces.
What protection features are included in the DRV8847RTER?
It includes undervoltage lockout, overcurrent protection, open load detection, and thermal shutdown.
What is the package type of the DRV8847RTER?
It is available in a 16-pin WQFN package.
What is the sleep mode current consumption of the DRV8847RTER?
The sleep mode current is 1.7µA at VVM = 12V and TA = 25°C.
Can the DRV8847RTER be used in automotive applications?
Yes, it is suitable for automotive systems such as window lifts and seat adjustments.
What is the RDS(ON) of the DRV8847RTER?
The RDS(ON) (HS + LS) is 1000mΩ at TA = 25°C.
Is the DRV8847RTER suitable for portable devices?
Yes, its low power consumption and compact design make it ideal for portable devices.
