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LP8551TLX/NOPB Datasheet(PDF) 39 Page - Texas Instruments

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Part # LP8551TLX/NOPB
Description  LP8551 High-Efficiency LED Backlight Driver for Notebooks
PDF  47 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP8551TLX/NOPB Datasheet(HTML) 39 Page - Texas Instruments

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MCU
LP8551TL
SW
FB
VLDO
GND_LED
EN
ISET
VDDIO
PWM
SCLK
SDA
OUT1
OUT2
OUT3
OUT4
L1
D1
10V ± 40V
5.5V ± 22V
5V
FSET
15 éH
GND
210 mA ± 400 mA
COUT
CIN
2 x 10 éF
2 x 10 éF
CVLDO
1 éF
VDDIO reference voltage
FAULT
Can be left floating
39 pF
VIN
16 k
91 k
VBATT
GND_S
GND_SW
RED line = keep routes short
Sensitive node, quiet ground!
Sensitive node, quiet ground!
Sensitive node, quiet ground!
100 nF
LP8551
www.ti.com
SNVS673E – APRIL 2010 – REVISED SEPTEMBER 2014
Layout Guidelines (continued)
Figure 26. LP8551 Application Schematic
Copyright © 2010–2014, Texas Instruments Incorporated
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39
Product Folder Links: LP8551



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