UL83B Datasheet - UTC

UL83B, NON ISOLATED BUCK CONSTANT CURRENT HIGH PF LED DRIVER

UNISONIC TECHNOLOGIES CO., LTD UL83B Advance NON ISOLATED BUCK CONSTANT CURRENT HIGH PF LED DRIVER IC CMOS IC * DESCRIPTION UL83B are a highl

Features

* including LED short circuit protection, under voltage protection, over temperature adjustment function and so on. SOP-8
* FEATURES
* Active PFC for High PF and Low THD
* PF>0.9 with Universal Input
* The integrated 550V power mos.
* The integrated high voltage power supply func

Applications

* which is suitable for the non isolated buck LED constant current power supply with 85Vac~265Vac full range input voltage, active PFC control for high PF, low THD, and high efficiency. UL83B integrates 550V power MOSFET with high voltage startup and IC power supply circuit, which requires very few e

UL83B-UTC.pdf