Overview
The DRV8801-Q1, manufactured by Texas Instruments, is a versatile power driver solution designed for driving brushed DC motors, stepper motors, and other devices like solenoids. This device integrates a DMOS H-bridge along with current sense and protection circuitry, making it a robust and reliable choice for various applications. It operates within a supply voltage range of 8 to 38 volts and can provide peak output currents up to ±2.8 A. The DRV8801-Q1 features a simple PHASE/ENABLE interface for easy control of motor speed and direction, and it includes a low-power sleep mode to minimize power consumption when not in use.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Supply Voltage | 8–38 V |
| Peak Output Current | ±2.8 A |
| Device Temperature Grade | –40°C to 125°C |
| ESD Classification | HBM Level H2, CDM Level C4 |
| RDS(on) Outputs | 0.83-Ω HS + LS Typical |
| Package Type | 16-pin QFN with exposed thermal pad |
| Body Size | 4.00 mm × 4.00 mm |
Key Features
- Qualified for Automotive Applications (AEC-Q100 Qualified)
- Low RDS(on) Outputs (0.83-Ω HS + LS Typical)
- Low-Power Sleep Mode
- 100% PWM Duty Cycle Supported
- Configurable Overcurrent Limit
- Protection Features: VBB Undervoltage Lockout (UVLO), Overcurrent Protection (OCP), Short-to-supply Protection, Short-to-ground Protection, Overtemperature Warning (OTW), Overtemperature Shutdown (OTS)
- Overcurrent and Overtemperature Fault Conditions Indicated on Pins (nFAULT)
- Thermally Enhanced Surface Mount Package
- Internal Charge Pump for Gate Drive Voltages
Applications
- Automotive Body Systems
- Door Locks
- HVAC Actuators
- Piezo Alarm
Q & A
- What is the operating supply voltage range of the DRV8801-Q1?
The operating supply voltage range is 8 to 38 volts. - What is the peak output current capability of the DRV8801-Q1?
The DRV8801-Q1 can provide peak output currents up to ±2.8 A. - What are the key protection features of the DRV8801-Q1?
The key protection features include VBB Undervoltage Lockout (UVLO), Overcurrent Protection (OCP), Short-to-supply Protection, Short-to-ground Protection, Overtemperature Warning (OTW), and Overtemperature Shutdown (OTS). - How is the sleep mode activated in the DRV8801-Q1?
The sleep mode can be activated using a dedicated nSLEEP pin. - What type of package does the DRV8801-Q1 come in?
The DRV8801-Q1 is packaged in a 16-pin QFN package with an exposed thermal pad. - What is the body size of the DRV8801-Q1 package?
The body size is 4.00 mm × 4.00 mm. - Is the DRV8801-Q1 qualified for automotive applications?
Yes, it is AEC-Q100 Qualified. - What is the temperature range for the DRV8801-Q1?
The device temperature grade is –40°C to 125°C. - How does the DRV8801-Q1 indicate fault conditions?
Fault conditions are indicated via the nFAULT pin. - What is the purpose of the internal charge pump in the DRV8801-Q1?
The internal charge pump generates the needed gate drive voltages.
