LM1938 - White LED Step-Up Converter

HTC

LM1938 Datasheet Preview — Preview of LM1938 PDF

Datasheet Details

Part number	LM1938
Manufacturer	HTC
File Size	453.21 KB
Description	White LED Step-Up Converter
Datasheet	LM1938-HTC.pdf

LM1938 Product details

Description

The LM1938 is a step-up DC/DC converter specifically designed to drive white LEDs with a constant current. R1.6 1/16 HTC White LED Step-Up Converter LM1938 ABSOLUTE MAXIMUM RATINGS (Note 1) CHARACTERISTIC SYMBOL MIN MAX IN Voltage VIN 0.3 10 SW voltage VSW

Features

Inherently Matched LED Current.
Drives Up to 27 LEDs from a 5V Supply.
36V Rugged Bipolar Switch.
Fast 1.3MHz Switching Frequency.
Variable Dead-Time Provides Control over Total Range.
VOVP(MAX) = 29V.
Moisture Sensitivity Level 3.
Available in SOT-23-6 Package LM1938.

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Published: Nov 17, 2024 |