NOT RECOMMENDED FOR NEW DESIGN CONTACT US AL1771/1772 PFC CONTROLLER + SINGLE/DUAL DIMMABLE LINEAR LED DRIVER Description Pin Assignments The DIODES™ AL1771/1772 is a high integration chip with an Offline High Power Factor Correction (PFC) controller and a single/dualchannel Linear LED driver in one package.
AL1771/1772 implements an optimized 2-stage topology for a wide power range of Connected Lighting applications.
It is targeted for 1-Channel Dimmable and 2Channel Tunable White and various Connected Lighting applications.
Based on Primary Side Regulation (PSR) implementation, the PFC controller does not require Opto-coupler and any secondary feedback circuit to save overall BOM cost...

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