IR3558

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

ParametricIR3558
Input Voltage  min  max4.5V  15.0V
Iout45.0A
Output Voltage  min  max0.25V  4.0V
PackagePQFN / 5 x 6
Switching Frequency  max1000.0kHz
TechnologyPowIRstage
Moisture Sensitivity Level2
QualificationIndustrial
Sales Product NameIR3558
OPNIR3558MTRPBF
Product Statusactive
Package NamePQFN 5X6 28L
Completely lead freeno
Halogen freeyes
RoHS compliantyes
Packing Size4000
Packing TypeTAPE & REEL
Moisture Level2
Benefits:
  • 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 compatible with most IR3551 pins
  • Efficient dual sided cooling
  • Small 5mm x 6mm x 0.9mm PQFN package
  • Lead free RoHS compliant package
Target Applications:
  • Desktop and Workstations
  • Graphic Boards
  • MultiPhase PowIRstage
  • Notebooks Portables
  • Servers and Storage
Data Sheet
TitleSizeDateVersion
Data Sheet - IR3558,EN791 KB17 八月 2012
Product Selection Guide
TitleSizeDateVersion
NEW! Power Management Selection Guide 2016EN4.7 MB22 二月 201600_00
EN IR3558
EN IDV20E65D1