Overview
The DRV8832DRCT, produced by Texas Instruments, is a low-voltage motor driver IC designed for battery-powered motion control applications. This device features a single H-bridge driver, capable of driving one DC motor, one winding of a stepper motor, or other loads such as solenoids. It is particularly suited for applications in battery-powered toys, printers, robotics, cameras, and phones. The DRV8832DRCT operates with a power supply voltage range of 2.75 V to 6.8 V and can supply up to 1 A of DC/RMS or peak output current with sufficient PCB heatsinking.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | VSON-10, MSOP PowerPAD |
| Package Size | 3-mm × 3-mm |
| Number of Pins | 10 |
| Operating Supply Voltage | 2.75 V to 6.8 V |
| Maximum Output Current | 1 A (DC/RMS or peak) |
| Sleep Mode Current | 300 nA (typical) |
| MOSFET ON-Resistance | 450 mΩ (HS + LS) |
| Protection Features | Overcurrent, short-circuit, undervoltage lockout, overtemperature |
| Environmental Compliance | RoHS & no Sb/Br |
Key Features
- PWM voltage regulation to maintain constant motor speed over varying battery voltages.
- Current limit function to regulate motor current during start-up or stall conditions.
- Fault output pin to signal host processor of fault conditions.
- Internal protection functions including overcurrent, short-circuit, undervoltage lockout, and overtemperature protection.
- Low MOSFET ON-resistance to minimize power loss.
- Thermally enhanced surface mount packages.
Applications
- Battery-powered toys and games.
- Printers and other office equipment.
- Robotics and automation systems.
- Cameras and other portable electronic devices.
- Small actuators, pumps, and other low-voltage motion control applications.
Q & A
- What is the operating voltage range of the DRV8832DRCT?
The DRV8832DRCT operates on power supply voltages from 2.75 V to 6.8 V. - What is the maximum output current of the DRV8832DRCT?
The device can supply up to 1 A of DC/RMS or peak output current. - What types of motors can the DRV8832DRCT drive?
The DRV8832DRCT can drive one DC motor or one winding of a stepper motor, as well as other loads like solenoids. - What protection features are included in the DRV8832DRCT?
The device includes overcurrent protection, short-circuit protection, undervoltage lockout, and overtemperature protection. - How does the DRV8832DRCT regulate motor speed?
The device uses a PWM voltage regulation method to maintain constant motor speed over varying battery voltages. - What is the purpose of the fault output pin?
The fault output pin signals the host processor of any fault conditions. - What are the available package types for the DRV8832DRCT?
The device is available in VSON-10 and MSOP PowerPAD packages. - Is the DRV8832DRCT environmentally friendly?
Yes, the DRV8832DRCT is RoHS compliant and free of Sb/Br. - What is the sleep mode current of the DRV8832DRCT?
The sleep mode current is typically 300 nA. - What is the MOSFET ON-resistance of the DRV8832DRCT?
The MOSFET ON-resistance is 450 mΩ (HS + LS).
