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WD3139 - 38V Step-Up White LED Driver

WillSEMI

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Datasheet Details

Part number: WD3139
Manufacturer: WillSEMI
File Size: 1.26 MB
Datasheet: WD3139-WillSEMI.pdf
Description: 38V Step-Up White LED Driver

WD3139 Product details

Description

The WD3139 is a constant current, high efficiency LED driver..

Features

Input voltage range : 2.7~5.5V.
Open LED Protection : 38V (Typ. ).
Reference Voltage : 200mV (±5%).
Switching frequency : 1MHz (Typ. ).
Efficiency : Up to 92%.
Main switch current limit : 1.2A (Typ. ).
PWM Dimming frequency : 5KHz to200KHz.
PWM Dimming Duty Cycle : 0.5% ~ 100%.

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38V Step-Up White LED Driver WillSEMI

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