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IRS2530DPBF
600V Dimming Ballast Control IC in a 8-Lead Dip or 8-Lead SOIC Package
July 09, 2008
Internothrjol IRS2530D(S)
TOR Rectifier DIMBTM DIMMING BALLAST CONTROL IC
IC Features Product Summary
Dimming ballast control plus half-bridge driver Topology Half-Bridge
Closed-loop lamp current dimming control
Internal non-ZVS protection VOFFSET 600 V
Internal crest factor protection
Programmable preheat time Vow Vcc
Fixed dead-time (2.0ps typ.) .
Lamp insert auto-restart lo+ & lo. (typical) 180mA & 260mA
Internal bootstrap MOSFET
Internal 15.6V zener clamp diode on Vcc
Micropower startup (250pA)
Latch immunity and ESD protection Package Types
Deadtime (typical) 2.0us
Ballast System Features
Single chip dimming solution
Simple lamp current dimming control method
Single lamp current sensing resistor required
No half-bridge current-sensing resistor required
No external protection circuits required (fully
internal)
FIash-free lamp start at all dimming levels
Large reduction in component count
Easy to use for fast design cycle time
Increased manufacturability and reliability
Typical applications
Linear dimming ballast (down to 10%)
3-way dimming ballast
Multi-level switch dimming ballast
Typical Connection Diagram
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© 2008 International Rectifier
International IRS2530D(S)
TOR Rectifier
Table of Contents Page
Description 3
Qualification Information 4
Absolute Maximum Ratings 5
Recommended Operating Conditions 6
Electrical Characteristics 7
Input/Output Pin Equivalent Circuit Diagram 9
Lead Definitions 10
Lead Assignments 10
State Diagram 11
Application Information and Additional Details 12
Package Details 20
Tape and Reel Details 21
Part Marking Information 22
Ordering Information 23
© 2008 International Rectifier
