DRV8428E/P Dual H-Bridge Motor Drivers With Integrated Current Sense and Smart Tune Technology

1 Features

Dual H-bridge motor driver
- One bipolar stepper motor
- Dual bidirectional brushed-DC motors
- Four unidirectional brushed-DC motors
Integrated current sense functionality
- No sense resistors required
- ±6% Full-scale current accuracy
4.2-V to 33-V Operating supply voltage range
Multiple control interface options
- PHASE/ENABLE (PH/EN)
- PWM (IN/IN)
Smart tune, and mixed decay options
1500 mΩ HS + LS R_DS(ON) at 24 V, 25°C
Current Capacity: 1.7-A peak, 0.7-A rms
Configurable Off-Time PWM Chopping
- 7, 16 or 32 μs
Supports 1.8-V, 3.3-V, 5.0-V logic inputs
Low-current sleep mode (2 µA)
Spread spectrum clocking for low EMI
Inrush current limiting in brushed-DC applications
Small package and footprint
Protection features
- VM undervoltage lockout (UVLO)
- Overcurrent protection (OCP)
- Thermal shutdown (OTSD)