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IRS2580DSPBF - HALF-BRIDGE BALLAST IC

Datasheet Summary

Features

  • PFC, ballast control and half-bridge driver in one IC Critical-conduction mode boost-type PFC Internal VBUS sensing and regulation Internal PFC loop compensation Programmable PFC over-current Ignition voltage regulation (current or voltage control) Half-bridge non-ZVS p.

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Full PDF Text Transcription

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IRS2580DSPbF “COMBO8” PFC + HALF-BRIDGE BALLAST IC Features • • • • • • • • • • • • • • • • • • • • • • • PFC, ballast control and half-bridge driver in one IC Critical-conduction mode boost-type PFC Internal VBUS sensing and regulation Internal PFC loop compensation Programmable PFC over-current Ignition voltage regulation (current or voltage control) Half-bridge non-ZVS protection Half-bridge over-current protection using low-side MOSFET Rds(on) Programmable preheat 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 Fixed dead-time (1.7usec typ.
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