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IRS2580DSPBF_15 Datasheet, PDF (1/1 Pages) International Rectifier – PFC, ballast control and half-bridge driver in one IC | |||
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IRS2580DSPbF
âCOMBO8â PFC + HALF-BRIDGE BALLAST IC
Features
Product Summary
⢠PFC, ballast control and half-bridge driver in one IC
⢠Critical-conduction mode boost-type PFC
Topology
⢠Internal VBUS sensing and regulation
⢠Internal PFC loop compensation
VOFFSET
⢠Programmable PFC over-current
⢠Ignition voltage regulation (current or voltage control)
⢠Half-bridge non-ZVS protection
VOUT
IO+ & IO- (typical)
⢠Half-bridge over-current protection using low-side MOSFET Rds(on)
⢠Programmable preheat time
Dead-time
⢠Programmable preheat frequency
⢠Programmable ignition ramp time
⢠Programmable run frequency
⢠Voltage-controlled oscillator (VCO) analog input
⢠Latched EOL window comparator on VCC
⢠Internal EOL fault timer
Package Options
⢠Fixed dead-time (1.7usec typ.)
⢠DC bus under-voltage reset
⢠Lamp insert auto-restart
⢠Micro-power start-up current
⢠Under-voltage lock-out mode
⢠Small 8-pin SOIC package
⢠Lead-free
Boost + Half-Bridge
600 V
VCC
180 mA & 260 mA
1.7us
Typical Application
⢠Electronic Ballast
Typical Application Block Diagram
www.irf.com
© 2011 International Rectifier
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