IR3870M

10A Highly Integrated Wide-Input Voltage, Synchronous Buck Regulator in a PQFN package.

ParametricIR3870M
Iout10.0A
Input Voltage  min  max3.0V  26.0V
Output Voltage  min  max0.5V  12.0V
FeaturesConstant On-Time + OVP no OTP
PackagePQFN / 5 x 6
Switching Frequency  min  max0.0kHz  1000.0kHz
TechnologyPOL
TypeSingle Output
Moisture Sensitivity Level2
QualificationIndustrial
Sales Product NameIR3870M
OPNIR3870MTRPBF
Product Statusactive
Package NamePQFN-22L (5 X 6)
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size4000
Packing TypeTAPE & REEL
Moisture Level2
Benefits:
  • Input Voltage Range: 3V to 26V
  • Output Voltage Range: 0.5V to 12V
  • Continuous 10A Load Capability
  • Constant On-Time control
  • Excellent Efficiency at very low output current levels
  • Gate drive charge pump option to maximize efficiency at higher output current levels
  • Compensation Loop not Required
  • Programmable switching frequency, soft start, and over current protection
  • Power Good Output
  • Precision Voltage Reference (0.5V, + - 1%)
  • Enable Input with Voltage Monitoring Capability
  • Pre-bias Start Up
  • Under/Over Voltage Fault Protection
  • Ultra small, low profile 5 x 6mm QFN Package
  • Lead-free, halogen-free and RoHS compliant
Data Sheet
TitleSizeDateVersion
Data Sheet - IR3870M,EN1.6 MB22 Jun 2009
EN IR3870M