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172946001 - LDHM

General Description

The LDHM type of the MagI³C Power Module family provides a fully integrated constant current LED driver including the buck switching regulator and inductor in a package.

The 172946001 offers high efficiency and delivers up to 450mA of LED current.

Key Features

  • ƒ Peak efficiency up to 95% ƒ Default LED current: 350mA ƒ Adjustable LED current up to 450mA ƒ Current sharing in parallel operation for higher output current ƒ Wide input voltage range: 4.5V to 60V ƒ Output voltage range: 4.5V to 60V ƒ Maximum output power: 27W ƒ PWM dimming / Analog dimming ƒ Integrated shielded inductor ƒ Single exposed pad for best-in-class thermal performance ƒ Typical LED Current Accuracy ±3.5 % ƒ LED short circuit protections ƒ Under voltage lockout Protection (UVLO) ƒ F.

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Datasheet Details

Part number 172946001
Manufacturer Wurth
File Size 1.81 MB
Description LDHM
Datasheet download datasheet 172946001 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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WLMDU9456001JT / 172946001 MagI3C Power Module LDHM - LED Step Down High Current Module 4.5 - 60V / 450mA / 4.5 - 60V Output DESCRIPTION The LDHM type of the MagI³C Power Module family provides a fully integrated constant current LED driver including the buck switching regulator and inductor in a package. The 172946001 offers high efficiency and delivers up to 450mA of LED current. It operates from 4.5V input voltage up to 60V and supports up to 16 LEDs in series. It is designed for fast PWM dimming for no color shift. It is available in an innovative industrial high power density TO263-7EP (10.16 x 13.77 x 4.57mm) package that enhances thermal performance and allows for hand or machine soldering.