Productos
The DRV8871DDAR from Texas Instruments is a single H-bridge brushed DC motor driver with integrated current sensing in an 8-pin HSOIC (DDA) package. Operating from 6.5V to 45V, it delivers up to 3.6A peak output current with 565 mOhm RDS(ON), PWM speed control, and internal current regulation without an external sense resistor.
Especificaciones
| Full Bridges | 1 (single H-bridge) |
| Operating Voltage | 6.5V to 45V |
| Peak Output Current | 3.6A (3.7A abs max) |
| RDS(ON) (HS+LS) | 565 mOhm typ |
| Sleep Current | 10 µA typ |
| Control Interface | PWM (2 inputs) |
| Current Regulation | Internal (RILIM resistor sets threshold) |
| Temperatura de funcionamiento | -40°C to +125°C |
| Paquete | HSOIC-8 (DDA) with PowerPAD (4.9 x 6.0 mm) |
Características
- Single H-bridge with 4 N-channel MOSFETs
- 6.5V to 45V wide operating voltage range
- 3.6A peak output current
- Integrated current regulation without external sense resistor
- PWM control via two logic inputs
- UVLO, OCP, and thermal shutdown protection
- HSOIC-8 package with exposed thermal pad
Aplicaciones
- Printers and scanners
- Home appliances and white goods
- Industrial equipment actuators
- Electronic locks and valves
- Automotive auxiliary motors