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LP8543

SMBus/I2C Controlled WLED Driver

LP8543 Features

* 1

* 2 High-Voltage DC/DC Boost Converter with Integrated FET

* 5.5V to 22V Input Voltage Range to Support 2x, 3x and 4x Li-Ion Batteries.

* PWM Phase Shift Control with Adaptive Boost Output to Increase Efficiency Compared to Conventional Boost Converters Topologies

LP8543 General Description

The LP8543 is a white LED driver with integrated boost converter. It has 7 adjustable current sinks which can be controlled by SMBus or I2C-compatible serial interface, PWM input and Ambient Light Sensor (ALS). The boost converter has adaptive output voltage control based on the LED driver voltages..

LP8543 Datasheet (1.40 MB)

Preview of LP8543 PDF

Datasheet Details

Part number:

LP8543

Manufacturer:

Texas Instruments ↗

File Size:

1.40 MB

Description:

Smbus/i2c controlled wled driver.
LP8543 www.ti.com SNVS604D

* AUGUST 2009

* REVISED MARCH 2013 SMBus/I2C Controlled WLED Driver for Medium-Sized LCD Backlight Check.

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TAGS

LP8543 SMBus I2C Controlled WLED Driver Texas Instruments

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