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IRS2980SPBF

LED DRIVER CONTROL IC

International Rectifier 

January 20th, 2012

IRS2980S

LED DRIVER CONTROL IC

IC Features

• Dimming LED driver controller

• Hysteretic Current Regulation

• Closed-loop LED current dimming control

• Analog/PWM Dimming Input

• Internal High Voltage Regulator

• Internal 15.6V zener clamp diode on Vcc

• Micropower startup (250μA)

• Latch immunity and ESD protection

LED Driver System Features

• Single chip dimming solution

• Simple LED current dimming control method

• No external protection circuits required (fully

internal)

• Low external component count

• Easy to use for fast design cycle time

• Increased manufacturability and reliability

Product Summary

Topology

VOFFSET (breakdown)

VOUT

IO+ & IO- (typical)

Package Types

Buck

600 V

VCC

180mA & 260mA

SO8

Typical applications

• LED incandescent/CFL replacement lamps

• LED driver module

Typical Connection Diagram

www.irf.com

© 2011 International Rectifier

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