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LP8556 Datasheet(PDF) 25 Page - Texas Instruments

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Part # LP8556
Description  High-Efficiency LED Backlight Driver for Tablets
PDF  52 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LP8556 Datasheet(HTML) 25 Page - Texas Instruments

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VBOOST
LED1
LED2
180 degrees
Phase Delay
1/(fPWM)
Cycle Time
1
2
3
4
5
6
VBOOST
LED1
LED2
LED3
120 degrees
Phase Delay
1/(fPWM)
Cycle Time
LED1
LED2
LED3
LED4
90 degrees
Phase Delay
1/(fPWM)
Cycle Time
1
2
3
4
5
6
VBOOST
LP8556
www.ti.com
SNVS871B – JULY 2012 – REVISED SEPTEMBER 2012
010
4 LED strings with 90 degree phase shift. One driver for each LED string.
(Drivers #5 and #6 not used).
011
3 LED strings with 120 degree phase shift. One driver for each LED string.
(Drivers #4, #5 and #6 not used).
100
2 LED strings with 180 degree phase shift. One driver for each LED string.
(Drivers #3, #4, #5 and #6 not used).
Copyright © 2012, Texas Instruments Incorporated
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Product Folder Links: LP8556



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