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L6585D - PFC and Ballast Controller

General Description

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Key Features

  • Pre-heating and ignition phases independently programmable Ignition voltage control Transition mode PFC with over-current protection Programmable and precise End-of-life protection compliant with all ballast configurations Auto-adjusting half-bridge over-current control Automatic re-lamp 3% oscillator precision 1.2µs dead time PFC over-voltage protection and feedback disconnection Under voltage lock-out SO-20.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.DataSheet4U.com L6585D Combo IC for PFC and ballast control Features ■ ■ ■ ■ Pre-heating and ignition phases independently programmable Ignition voltage control Transition mode PFC with over-current protection Programmable and precise End-of-life protection compliant with all ballast configurations Auto-adjusting half-bridge over-current control Automatic re-lamp 3% oscillator precision 1.2µs dead time PFC over-voltage protection and feedback disconnection Under voltage lock-out SO-20 ■ ■ ■ ■ ■ ■ Applications ■ Electronic ballast Block diagram COMP MULT PFCS Vcc 2.5V + _ E/A INV 1V ZCD OL S 0.7V PFG STARTER Q R LATCH OVP PFSTOP DIS EOL CONTROL Vcc PFSTOP WINDOW COMPARATOR & REF. CTR OL OVP 3.4V DIS 2V 0.8V 2V EOLR 0.