IR3553 Overview
The IR3553 integrated PowIRstage® is a synchronous buck.
IR3553 Key Features
- Peak efficiency up to 93.2% at 1.2V
- Integrated driver, control MOSFET, synchronous
- Input voltage (VIN) operating range up to 15V
- Output current capability of 40A DC
- Operation up to 1.0MHz
- Integrated current sense amplifier
- VCC under voltage lockout
- Thermal flag
- Body-Braking® load transient support
- Diode-emulation high efficiency mode