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UL51A - HIGH POWER FACTOR LINEAR CONSTANT CURRENT LED DRIVER

Datasheet Summary

Description

UTC UL51A is a high power factor linear constant current LED driver which is applied to LED lighting.

Through the distinctive constant current control technology, it realizes that constant current accuracy is less than ±5% and output current is adjustable through external resistor.

Features

  • No transformer and high voltage electrolysis capacitor.
  • Integrated high voltage startup power supply circuit.
  • Adjustable output current, max 100mA.
  • Inter-chip current deviation < ±5%.
  • Efficiency: >90%.
  • Power factor: >0.95.
  • THD.

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Datasheet Details

Part number UL51A
Manufacturer UTC
File Size 96.22 KB
Description HIGH POWER FACTOR LINEAR CONSTANT CURRENT LED DRIVER
Datasheet download datasheet UL51A Datasheet
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UNISONIC TECHNOLOGIES CO., LTD UL51A Preliminary HIGH POWER FACTOR LINEAR CONSTANT CURRENT LED DRIVER CMOS IC  DESCRIPTION UTC UL51A is a high power factor linear constant current LED driver which is applied to LED lighting. Through the distinctive constant current control technology, it realizes that constant current accuracy is less than ±5% and output current is adjustable through external resistor. High power factor and low harmonic distortion are the particular features. The system is simple without transformer and electrolysis capacitor. Therefore, LED lighting batch job can be realized.
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