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LP5526TL/NOPB 데이터시트(PDF) 3 Page - Texas Instruments

부품명 LP5526TL/NOPB
상세설명  Lighting Management Unit With High-Voltage Boost Converter With up to 150-mA Serial Flash LED Driver
PDF  41 Pages
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제조업체  TI1 [Texas Instruments]
홈페이지  http://www.ti.com
Logo TI1 - Texas Instruments

LP5526TL/NOPB 데이터시트(HTML) 3 Page - Texas Instruments

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background image
1
2
3
4
5
E
D
C
B
A
IRT
BLED
GND_
RGB
GPIO
[0]
GPIO
[1]
GND
VREF
GLED
IRGB
GPIO
[2]
VDD1
VDDA
RLED
SCL
SDA
FB
SUB
VDDIO
NRST
GNDT
SW
GND
_SW
MAIN
GND_
WLED
VDD2
1
2
3
4
5
A
B
C
D
E
SW
FB
GND
_SW
MAIN
SUB
GND_
WLED
GND
VDD1
VDD2
VDDA
VREF
IRT
RLED
GLED
BLED
GND_
RGB
IRGB
VDDIO
NRST
SCL
SDA
GPIO
[0]
GPIO
[1]
GPIO
[2]
GNDT
LP5526
www.ti.com
SNVS431D – FEBRUARY 2006 – REVISED MARCH 2013
Connection Diagrams
25-Bump Thin DSBGA Package, Large Bump, Package Number YZR0025CCA
Figure 3. Top View
Figure 4. Bottom View
Table 1. Pin Descriptions
Pin #
Name
Type
Description
5E
SW
Output
Boost Converter Power Switch
5D
FB
Input
Boost Converter Feedback
5C
RLED
Output
Red LED Output (Current Sink / Open Drain Switch)
5B
GLED
Output
Green LED Output (Current Sink / Open Drain Switch)
5A
BLED
Output
Blue LED Output (Current Sink / Open Drain Switch)
4E
GND_SW
Ground
Power Switch Ground
4D
NRST
Input
External Reset, Active Low
4C
SCL
Logic Input
Clock Input for I2C Compatible Interface
4B
IRGB
Input
External RGB LED Maximum Current Set Resistor
4A
GND_RGB
Ground
Ground for RGB LED Currents
3E
VDD2
Power
Supply Voltage 3.0...5.5 V
3D
VDDIO
Power
Supply Voltage for Digital Input/Output Buffers and Drivers
3C
SDA
Logic Input/Output
Data Input/Output for I2C Compatible Interface
3B
GPIO[2]
Logic Input/Output
General Purpose Logic Input/Output
3A
GPIO[0] / PWM
Logic Input/Output
General Purpose Logic Input/Output / External PWM Input
2E
GND_WLED
Ground
Ground for White LED Currents (MAIN and SUB Outputs)
2D
GNDT
Ground
Ground
2C
VDD1
Power
Supply Voltage 3.0...5.5 V
2B
VREF
Output
Reference Voltage (1.23V)
2A
GPIO[1]
Logic Input/Output
General Purpose Logic Input/Output
1E
MAIN
Output
MAIN Display White LED Current Output (Current Sink)
1D
SUB
Output
SUB Display White LED Current Output (Current Sink)
1C
VDDA
Output
Internal LDO Output (2.80V)
1B
GND
Ground
Ground for Core Circuitry
1A
IRT
Input
Oscillator Frequency Set Resistor
Copyright © 2006–2013, Texas Instruments Incorporated
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Product Folder Links: LP5526



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