LM3447 - Primary Side Power Regulated PFC Flyback Controller
The LM3447 is a versatile power factor correction (PFC) controller designed to meet the performance requirements of residential and commercial phase-cut dimmer compatible LED lamp drivers.
The device incorporates a phase decoder circuit and an adjustable hold current circuit to provide smooth, flick
LM3447 Features
* 1
* Integrated Phase Angle Decode
* Leading and Trailing Edge Compatible
* Over 50:1 Dimming Range
* Power Factor Correction with Low Total Harmonic Distortion
* Primary Side Control Using Input Voltage Feedforward Technique
* Input Power Regulation Sc
