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LP3958 Datasheet - National Semiconductor

LP3958 - Lighting Management

LP3958 is a Lighting Management Unit for portable applications.

It is used to drive display backlight and keypad LEDs.

The device can drive 5 separately connected strings of LEDs with high voltage boost converter.

The keypad LED driver allows driving LEDs from high voltage boost converter or separat

LP3958 Features

* n High efficiency boost converter with programmable output voltage n 2 individual drivers for serial display backlight LEDs n 3 drivers for serial keypad LEDs n Automatic dimming controller n Stand alone serial keypad LEDs controller n 3 general purpose IO pins n 25-bump micro SMD Package: (2.54mm x

LP3958_NationalSemiconductor.pdf

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Datasheet Details

Part number:

LP3958

Manufacturer:

National Semiconductor

File Size:

1.11 MB

Description:

Lighting management.

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