SFL669 - High Precision AC/DC PSR Power Switch

The SFL669 by SiFirst is a High Precision AC/DC PSR Power Switch. Below is the official datasheet preview.

Datasheet Details

Part number	SFL669
Manufacturer	SiFirst
File Size	533.64 KB
Description	High Precision AC/DC PSR Power Switch
Datasheet	SFL669-SiFirst.pdf
Additional preview pages of the SFL669 datasheet.

SFL669 is a high precision AC/DC offline PSR (Primary Side Regulation) power switch for LED luminaries.

Built-in 600V Power MOSFET.
Primary Side Regulation (PSR) Control, No Secondary Feedback Circuit Required.
1% Precision (@Tj=25 ℃) Internal Reference Voltage for Constant Current (CC) Control.
Wide VDD Range (10 to 30V) Eases Flexible LED System Design.
Precision LED Output Voltage Clamp.
Compensate for Line Voltage Variation and Transformer Inductance Tolerance.
Built-in Soft Start.
All Pins Floating Protection.
LED Open/Short Circuit Protection.

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Published: Dec 19, 2018 |