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JW1969A Datasheet BUCK LED Regulator

Manufacturer: JoulWatt

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Datasheet Details

Part number JW1969A
Manufacturer JoulWatt
File Size 736.63 KB
Description BUCK LED Regulator
Datasheet download datasheet JW1969A Datasheet

General Description

The JW®1969A/JW1969B/JW1969C/JW1969D/ JW1969E/JW1969BC/JW1969DC/JW1969EC (JW1969X series) is a constant current LED regulator which apply to single stage step-down power factor corrected LED drivers.

JW1969X series integrates high voltage power source, and can be supplied by line voltage directly, auxiliary winding and VCC capacitor are not needed.

Patented current sensing and digital compensation technics ensure a unit power factor and high accuracy output current.

Overview

Parameters Subject to Change Without Notice.

Key Features

  • No auxiliary winding and VCC capacitor.
  • Supplied from line voltage directly.
  • High current accuracy of line and load regulation.
  • Internal compensation PFC technics.
  • Harmonic current meets IEC61000-3-2.
  • Critical conduction mode.
  • High efficiency over wide operating range.
  • High voltage power MOSFET integrated.
  • LED open protection.
  • LED short protection.
  • Internal over-temperature protection.
  • SOP7 and DIP7 packages.

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