DP9122 - Non-isolated Quasi-Resonant Buck LED Power Switch

Description

Integrated with 500V MOSFET No Auxiliary Winding Needed Quasi-Resonant for High Efficiency Built-in Thermal Foldback Built-in Charging Circuit for Fast Start-Up ±4% CC Regulation Very Low VDD Operation Current Built-in AC Line CC Compensation Bu

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DP9122 non-isolated quasi-resonant buck led power switch by DP - Datasheet Preview

Datasheet Details

Part number	DP9122
Manufacturer	DP
File Size	419.22 KB
Description	Non-isolated Quasi-Resonant Buck LED Power Switch
Datasheet	DP9122 Datasheet

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DP9122 Non-isolated Quasi-Resonant Buck LED Power Switch FEATURES GENERAL DESCRIPTION  Integrated with 500V MOSFET  No Auxiliary Winding Needed  Quasi-Resonant for High Efficiency  Built-in Thermal Foldback  Built-in Charging Circuit for Fast Start-Up  ±4% CC Regulation  Very Low VDD Operation Current  Built-in AC Line CC Compensation  Build in Protections:  LED Short/Open Protection  On-Chip Thermal Fold-back (OTP)  Cycle-by-Cycle Current Limiting  Leading Edge Blanking (LEB)  Pin Floating Protection  VDD UVLO  Available with SOT89,TO-92 and SOT233L Package DP9122 is a highly integrated power switch with Quasi-Resonant Buck (QR-Buck) constant current (CC) control for LED lighting applications.

Published: Jun 22, 2019 |