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JW19989B Datasheet Non-isolated Buck LED Driver Regulator

Manufacturer: JoulWatt

Download the JW19989B datasheet PDF. This datasheet also includes the JW19989A variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (JW19989A-JoulWatt.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number JW19989B
Manufacturer JoulWatt
File Size 373.75 KB
Description Non-isolated Buck LED Driver Regulator
Datasheet download datasheet JW19989B Datasheet

General Description

JW19989A/JW19989B/JW19989C/JW19989E(J W19989X series) is a non-isolated constant current LED regulator with high current accuracy which applies to single stage step-down LED drivers.

Operating in the boundary mode makes it high efficiency and low radiation.

Patented algorithms ensure good current accuracy and excellent line/load regulations.

Overview

JW19989A/JW19989B JW19989C/JW19989E Non-isolated Buck LED Driver.

Key Features

  • 500V MOSFET Integrated.
  • Excellent Line/load Regulation.
  • Boundary Mode Operation.
  • EN Function.
  • High Efficiency.
  • LED Short Protection.
  • LED Open Protection.
  • ESOP6 Package.

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