FL77944 - Analog/PWM/Phase-cut Dimmable High Power LED Direct AC Driver

Product Overview

Fairchild Semiconductor

Part number	FL77944
Manufacturer	Fairchild Semiconductor
File Size	602.62 KB
Description	Analog/PWM/Phase-cut Dimmable High Power LED Direct AC Driver
Datasheet	FL77944 Datasheet
Additional preview pages of the FL77944 datasheet.

The FL77944 is a direct AC line LED driver with a minimal number of external RC passive components.

The simplest Direct AC LED Driver with Only Two External RC Passive Component.
Wide AC Input Range: 90~305 VAC.
Four Integrated High-Voltage LED Constant Current Sinks of up to 150 mA (RMS) Capability.
TRIAC Dimmable (Leading/Trailing Edge).
Rheostat Dimmable.
Analog/Digital PWM Dimming Function.
High Power Factor (above 0.98 typically).
Adjustable LED Power with an External Current Sense Resistor.
Low Harmonic Content (THD under 20% typically).

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Published: Sep 11, 2019 |