TB6643KQ Key Features
- Power supply voltage: 50 V (max)
- Output current: 4.5 A (max)
- Output ON-resistance: 0.55 (typ.)
- PWM control
- CW/CCW/Short Brake/Stop modes
- Overcurrent shutdown circuit (ISD)
- Overvoltage shutdown circuit (VSD)
- Thermal shutdown circuit (TSD)
- Undervoltage lockout circuit (UVLO)
- Dead time for preventing shoot-through current