IR3842AM

Highly Efficient Integrated 6A Sync Buck Regulator

ParametricIR3842AM
Iout6.0A
Input Voltage  min  max1.5V  21.0V
Output Voltage  min  max0.7V  18.9V
FeaturesPGOOD + EN + SEQ
PackagePQFN / 5 x 6 D
Switching Frequency  min  max250.0kHz  1200.0kHz
TechnologyPOL
TypeSingle Output
Moisture Sensitivity Level2
QualificationIndustrial
Sales Product NameIR3842AM
OPNIR3842AMTRPBF
Product Statusactive
Package NamePQFN-22L (5 X 6)
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size4000
Packing TypeTAPE & REEL
Moisture Level2
Benefits:
  • Wide Input Voltage Range 1.5V to 21V
  • Wide Output Voltage Range 0.7V to 0.9*Vin
  • Continuous 6A Load Capability
  • Integrated Bootstrap-diode
  • High Bandwidth E/A for excellent transient performance
  • Programmable Switching Frequency up to 1.2MHz
  • Programmable Over Current Protection
  • PGood output
  • Hiccup Current Limit
  • Precision Reference Voltage (0.7V, +/-1%)
  • Programmable Soft-Start
  • Enable Input with Voltage Monitoring Capability
  • Enhanced Pre-Bias Start-up
  • Seq input for Tracking applications
  • -40°C to 125°C operating junction temperature
  • Thermal Protection
  • Multiple current ratings in pin compatible footprint
  • 5mm x 6mm Power QFN Package, 0.9 mm height
  • Lead-free, halogen-free and RoHS compliant
Data Sheet
TitleSizeDateVersion
Data Sheet - IR3842AM,EN754 KB12 Sep 2009
EN IR3842AM