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LM3509 - High Efficiency Boost

Product Overview

Texas Instruments

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LM3509 High Efficiency Boost by Texas Instruments - Datasheet Preview — Datasheet preview – LM3509

Datasheet Details

Part number	LM3509
Manufacturer	Texas Instruments
File Size	2.65 MB
Description	High Efficiency Boost
Datasheet	LM3509 Datasheet
Additional preview pages of the LM3509 datasheet.

Product details

Description

The LM3509 current mode boost converter offers two separate outputs.

Features

1.
2 Integrated OLED Display Power Supply and LED Driver.
Drives up to 10 LED’s at 30mA.
Drives up to 5 LED’s at 20mA and Delivers up to 21V at 40mA.
Over 90% Efficient.
32 Exponential Dimming Steps.
0.15% Accurate Current Matching Between Strings.
Internal Soft-Start Limits Inrush Current.
True Shutdown Isolation for LED’s.
Wide 2.7V to 5.5V Input Voltage Range.
21V Over-Voltage Protection.
1.27MHz.

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Published: Jun 15, 2020 |