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LM2792 - Current Regulated Switched Capacitor LED Driver

National Semiconductor

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Datasheet Details

Part number	LM2792
Manufacturer	National Semiconductor ↗
File Size	204.41 KB
Description	Current Regulated Switched Capacitor LED Driver
Datasheet	LM2792_NationalSemiconductor.pdf

LM2792 Product details

Description

The LM2792 is a CMOS charge-pump voltage doubler and regulator that provides two regulated current sources.

Features

n n n n n n n n n n n n n Output matching of ± 0.3% (typ. ) Drives up to two LED’s 3.0V to 5.8V Input Voltage Up to 34mA output current Soft start limits inrush current Analog brightness control Separate shutdown input Very small solution size and no inductor 1.4mA typical operating current 1µA (max. ) shutdown current 900kHz switching frequency (min. ) Linear regulation generates predictable noise spectrum LLP-10 package: 3mm X 3mm X 0.8mm.

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Published: Mar 22, 2005 |