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SFL629 - High Precision Offline PSR Power Switch

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Datasheet Details

Part number	SFL629
Manufacturer	SiFirst
File Size	543.10 KB
Description	High Precision Offline PSR Power Switch
Datasheet	SFL629-SiFirst.pdf

SFL629 Product details

Description

SFL629 is a high performance, cost effective, highly integrated DCM (Discontinuous Conduction Mode) Primary Side Regulation (PSR) power switch for offline LED

Features

Built-in Power BJT Switch.
Very Few External Components.
Built-in Load and AC Line CC Compensation.
35KHz Frequency Clamping @ LED Short Circuit.
Primary Side Regulation (PSR) Control, No Secondary Feedback Circuit Required.
2% Precision (@Tj=25 ℃) Internal Reference Voltage for Constant Current (CC) Control.
Precision LED Output Voltage Clamp.
Compensate for Transformer Inductance Tolerances and Line Voltage Variation.
Built-in Soft Start.
Pins.

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Published: Dec 19, 2018 |