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LP3954 Datasheet(PDF) 40 Page - Texas Instruments

Part # LP3954
Description  Advanced Lighting Management Unit
PDF  58 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LP3954 Datasheet(HTML) 40 Page - Texas Instruments

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background image
MCU
WLED1
WLED2
WLED3
WLED4
WLED5
WLED6
R1
G1
B1
R2
G2
B2
FLASH_EN
FLASH
IRGB
IRT
ASE
LP3954
IFLASH
RFLASH
SW
BATTERY
FB
VDDA
VREF
D1
VDD2
VDD1
GNDS
SCK/SCL
SI
SS/SDA
SO
SYNC/PWM
IF_SEL
VDDIO
MAIN
BACKLIGHT
AUDIO
SYNC
FUNLIGHTS
KEYPAD
LEDS
AUDIO
GND
COUT
10 éF
L1
4.7 éH
CIN
10 éF
CVDD1
100 nF
IMAX = 300...400 mA
VOUT = 4...5.3V
CVDDA
1 éF
CREF
100 nF
RRGB
RRT
CVDDIO
100 nF
VIBRA
LP3954
SNVS340D – JUNE 2005 – REVISED MARCH 2013
www.ti.com
EXAMPLE 3
•
MAIN BACKLIGHT
•
KEYPAD LIGHTS
•
AUDIO SYNCHRONIZED FUNLIGHTS
•
VIBRA
Figure 45. Candybar Phone
40
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Copyright © 2005–2013, Texas Instruments Incorporated
Product Folder Links: LP3954



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