RT7302 Datasheet - Richtek

RT7302, Primary-Side-Regulation Dimmable LED Driver Controller

® RT7302 Primary-Side-Regulation Dimmable LED Driver Controller with Active PFC General .
The RT7302 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 PWM Dimming
* Built-in HV Start-up Device
* Quasi-Resonant
* Maximum/Minimum Switching Frequency Clamping
* Input Voltage Feed-Forward Compensation

Applications

* AC/DC LED Lighting driver Simplified Application Circuit Flyback Converter Buck-Boost Converter Line Neutral BD CSIN RM1 RHV RT7302 HV MULT GD RM2 CS RPC TX1 DOUT VOUT+ COUT VOUTQ1 COMP RCS CCOMP GND VDD ZCD DAUX CVDD RZCD1 RZCD2 Line Neutral BD CSIN RM1 RHV RT730

RT7302-Richtek.pdf