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LP85571 Datasheet(PDF) 42 Page - Texas Instruments

Part # LP85571
Description  LP8557 High-Efficiency LED Backlight Driver For Tablets
PDF  49 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LP85571 Datasheet(HTML) 42 Page - Texas Instruments

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L1
D1
COUT
CIN
LED1-6
VIN
VOUT
GND
(top)
GND
(bottom)
LP8557
LP8557, LP85571
SNVSA15B – DECEMBER 2013 – REVISED DECEMBER 2015
www.ti.com
11.2 Layout Example
Figure 50. LP8557 and LP8557I Layout Example
Low-pass filter near VDD input pin is recommended for noisy power condition to prevent unstable LED current.
10
Ω plus approximately 2.2 µF to 10 µF can be used as low-pass filter components.
42
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Copyright © 2013–2015, Texas Instruments Incorporated
Product Folder Links: LP8557 LP85571



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