Datasheet Summary
45A Integrated PowIRstage® IR3558
Features
- Peak efficiency up to 94.0% at 1.2V
- Integrated driver, control MOSFET, synchronous
MOSFET and Schottky diode
- Input voltage (VIN) operating range of 4.5V to 15V
- Separate LVCC and HVCC from 4.5V to 13.2V to optimize converter efficiency
- Output current capability of 45A DC
- Switching frequency up to 1.0MHz
- Programmable thermal flag threshold from 70°C to
150°C
- 5V VCC with under voltage lockout
- Low quiescent current
- Enable control
- Selectable regular 3.3V tri-state PWM logic or IR
Active Tri-Level (ATL) PWM logic
- PCB footprint patible with most IR3551 pins
- Efficient dual sided cooling
- Small 5mm x 6mm x 0.9mm PQFN package
-...