SFL669 Description
SFL669 is a high precision AC/DC offline PSR (Primary Side Regulation) power switch for LED luminaries. The IC can provide very tight (less than 3%) constant current control (CC) ideal for LED lighting applic.
SFL669 Key Features
- Built-in 600V Power MOSFET
- Primary Side Regulation (PSR) Control, No
- 1% Precision (@Tj=25 ℃) Internal Reference
- Wide VDD Range (10 to 30V) Eases Flexible
- Precision LED Output Voltage Clamp
- pensate for Line Voltage Variation and
- Built-in Soft Start
- All Pins Floating Protection
- LED Open/Short Circuit Protection
- PFM Control Eases EMI Design