IRS2552DSPBF Datasheet, PDF (1/32 Pages) International Rectifier – CCFL/EEFL BALLAST CONTROLLER IC

Features
• Drives up to two IGBT/MOSFET power devices
• Integrated programmable oscillator
• Soft start function
• ^{15.6 V voltage clamp on} VCC
• ^{Micro-power startup}
• 0 V to 5 V input analog dimming
• Programmable ignition frequency
• Programmable ignition time
• Lamp current control
• Programmable deadtime
• Supports multi-lamp operation
• Burst dimming with soft start at every burst
• Latched open circuit protection
• Integrated bootstrap functionality
• Excellent latch immunity on all inputs & outputs
• Integrated ESD protection on all pins
Typical Application
• CCFL/EEFL inverter
Typical Application Diagram
July 7, 2009
IRS2552D
CCFL/EEFL BALLAST CONTROLLER IC
Product Summary
Topology
V_OFFSET
V_OUT
I_O+ & I_O- (typical)
Deadtime
(programmable)
Package Options
Half-Bridge
600 V
V_CC
300 mA & 450 mA
500ns ~ 2µs
16-Lead PDIP
16-Lead SOIC (Narrow Body)
www.irf.com
© 2009 International Rectifier
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