UL83B - NON ISOLATED BUCK CONSTANT CURRENT HIGH PF LED DRIVER

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UTC

UL83B NON ISOLATED BUCK CONSTANT CURRENT HIGH PF LED DRIVER by UTC - Datasheet Preview — Datasheet preview – UL83B

Datasheet Details

Part number	UL83B
Manufacturer	UTC
File Size	314.58 KB
Description	NON ISOLATED BUCK CONSTANT CURRENT HIGH PF LED DRIVER
Datasheet	UL83B Datasheet
Additional preview pages of the UL83B datasheet.

Product details

Description

UL83B are a highly integrated power switch with constant current (CC) control for LED lighting 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.

Features

S.
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 function.
The inductor current critical continuous mode.
Without auxiliary winding detection and power supply.
The wide voltage input voltage.
±5% LED output current accuracy.
The LED short circuit and open circuit protection.
The chip power supply under voltage protection.
The regulating functio.

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Published: Apr 21, 2020 |