IR3553

40A Integrated PowIRstage® IR3553 FEATURES  Peak efficiency up to 93.2% at 1.2V  Integrated driver, control MOSFET, synchronous MOSFET and Schottky diode  Input voltage (VIN) operating range up to 15V  Output voltage range from 0.25V to Vcc-2.5V, or to 5.5V if internal current sense amplifier is not used  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  Compatible with 3.3V PWM logic and VCC tolerant  Compliant with Intel DrMOS V4.0  PCB footprint compatible with IR3550 and IR3551  Efficient dual sided cooling  Small 4mm x 6mm x 0.9mm PQFN package  Lead free RoHS compliant package APPLICATIONS  Voltage Regulators for CPUs, GPUs, and DDR memory arrays  High current, low profile DC-DC converters DESCRIPTION The IR3553 integrated PowIRstage® is a synchronous buck ga...