IR3550

Integrated PowIRstage is a synchronous buck gate driver IC with co-packed control and synchronous MOSFETs and Schottky diode.

ParametricIR3550
Input Voltage  min  max4.5V  15.0V
Iout60.0A
Output Voltage  min  max0.25V  4.5V
PackagePQFN / 6 x 6
Switching Frequency  max1000.0kHz
TechnologyPowIRstage
Sales Product NameIR3550
OPNIR3550MTRPBF
Product Statusactive
Package NamePQFN 6X6 32L
Completely lead freeno
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level3
Benefits:
  • Peak efficiency up to 95% 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 up to (VCC - 2.5V)
  • Output current capability of 60A 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 IR3551 and IR3553
  • Efficient dual sided cooling
  • Small 6mm x 6mm x 0.9mm PQFN package
  • Lead free RoHS compliant package
Target Applications:
  • Desktop and Workstations
  • Graphic Boards
  • MultiPhase PowIRstage
  • Servers and Storage
Data Sheet
TitleSizeDateVersion
Data Sheet - IR3550,EN936 KB09 七月 2011
Product Selection Guide
TitleSizeDateVersion
NEW! Power Management Selection Guide 2016EN4.7 MB22 二月 201600_00
EN IR3550
EN IDV20E65D1