SFL678

AC/DC PSR Controller

* Support Analog/PWM/TRIAC Dimming

* Proprietary “Extended Synchronous Dimming” to Achieve Larger than 1000:1 Dimming Range

* Primary Side Regulation (PSR) Control, No Secondary Feedback Circuit Required

* 1% Precision (@Tj=25 ℃) Internal Reference Voltage for Constant Curr

SFL678 is a high performance AC/DC offline PSR (Primary Side Regulation) controller fo.

SFL678

SiFirst

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Ac/dc psr controller.

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SFL678 PSR Controller SiFirst

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