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IR2159 from IOR,International Rectifier

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16.113ms

IR2159

Manufacturer: IOR

Dimming Ballast Control, Brown-out Protection, Programmable Preheat Time, 1.8us Deadtime in a 16-pin DIP package

Partnumber Manufacturer Quantity Availability
IR2159 IOR 355 In Stock

Description and Introduction

Dimming Ballast Control, Brown-out Protection, Programmable Preheat Time, 1.8us Deadtime in a 16-pin DIP package FeaturesFull lamp fault protection•Ballast control and half-bridge driver in one IC•Brown-out protection•Transformer-less lamp power sensing•Automatic restart•Closed-loop lamp power control•Micro-power startup•Closed-loop preheat current control•Zener clamped Vcc•Programmable preheat time•Over-temperature protection•Programmable preheat current•16-pin DIP and SOIC package types•Lamp ignition detection•Programmable ignition-to-dim time•0.5 to 5VDC dimming control input•Min and max lamp power adjustments•    Programmable minimum frequency•     Internal current sense blanking•       DescriptionDescription: The IR21592/IR21593 are complete dimming ballast controllers and 600V Packageshalf-bridge drivers all in one IC. The architecture includes phase control for trans-former-less lamp power sensing and regulation which minimizes changes needed toadapt non-dimming ballasts for dimming. Externally programmable

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