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SFL629 Datasheet High Precision Offline Psr Power Switch

Manufacturer: SiFirst

Overview: SFL629 Cost Effective, High Precision Offline PSR Power Switch for LED.

Datasheet Details

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

General Description

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

Key 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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SFL629 Distributor