www.irf.com
?2012 International Rectifier
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 (<50糀)
" 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
Typical Applications
" Switched Mode Power Supplies
" Electronic Ballasts
" LED Drivers
Product Summary
Topology
Boost / Flyback
I
o+
& I
o-
(typical)
500 / 500 mA
t
r
& t
f
(typical)
60 / 30 nS
Packages
8-Lead SOIC
Typical Connection Diagram