IRS2500S

February 22, 2012 IRS2500S TRANSITION MODE PFC CONTROL IC Features PFC Control IC Boost or Flyback Converter Modes Critical-conduction / Transition mode operation Over-current protection Static and Dynamic DC bus overvoltage protection Micropower startup (<50μA) Low quiescent current (2.5mA) Latch immunity and ESD protection Wide range PFC for universal AC line input Low THD Open load Over voltage protection Noise immunity Product Summary Topology Io+ & I o- (typical) tr & tf (typical) Boost / Flyback 500 / 500 mA 60 / 30 nS Packages Typical Applications Switched Mode Power Supplies Electronic Ballasts LED Drivers 8-Lead SOIC http://www.DataSheet4U.com/ Typical Connection Diagram www.irf.com © 2012 International Rectifier IRS2500S Table of Contents Description Qualification Information Absolute Maximum Ratings Recommended Operating Conditions Electrical Characteristics Functional Block Diagram Input/Output Pin Equivalent Circuit Diagram Lead Definitions Lead Assignments Application Information and Additional Details Package Details Tape and Reel Details Part Marking Information Ordering Information http://www.DataSheet4U.com/ Page 3 5 6 6 7 9 10 11 11 12 19 20 21 22 www.irf.com © 2012 International Rectifier 2 IRS2500S Description The IRS2500 is a fully integrated, fully protected PFC SMPS control IC designed to drive Boost or Flyback switching regulators providing high power factor. Typical applications are PFC pre-regulators for...