RT7306 Datasheet - Richtek

RT7306, Primary-Side Regulation Dimmable LED Driver Controller

RT7306 Primary-Side Regulation Dimmable LED Driver Controller with Active-PFC General .
The RT7306 is a constant current LED driver with active power factor correction.

Features

* Tight LED Current Regulation
* No Opto-Coupler and TL431 Required
* Power Factor Correction (PFC)
* Compatible with Analog Dimming
* Built-in HV Start-up Device
* Quasi-Resonant
* Maximum/Minimum Switching Frequency Clamping
* Maximum/Minimum on-Time Limitation

Applications

* AC/DC LED Lighting Driver Simplified Application Circuit Flyback Application Circuit Buck-Boost Application Circuit Line Neutral BD CIN RHV VDD HV CVDD GD RT7306 TX1 DOUT Q1 VOUT+ COUT VOUT- Line Neutral COMP CCOMP RPC CS Analog Dimming Signal DIM ZCD GND DAUX RCS RZCD1 RZC

RT7306-Richtek.pdf