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LP8550TLE/NOPB 데이터시트(PDF) 9 Page - Texas Instruments

부품명 LP8550TLE/NOPB
상세설명  LP8550 High-Efficiency LED Backlight Driver for Notebooks
PDF  49 Pages
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제조업체  TI2 [Texas Instruments]
홈페이지  https://www.ti.com
Logo TI2 - Texas Instruments

LP8550TLE/NOPB 데이터시트(HTML) 9 Page - Texas Instruments

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IOUT (mA)
VBOOST = 30V
VBOOST = 35V
VBOOST = 40V
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VBATT (V)
LOAD = 150 mA
VBOOST = 30V
VBOOST = 35V
VBOOST = 40V
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DUTY CYCLE (%)
VIN = 9V
VIN = 12V
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DUTY CYCLE (%)
VIN = 9V
VIN = 12V
LP8550
www.ti.com
SNVS657E – SEPTEMBER 2010 – REVISED SEPTEMBER 2014
I
2C Serial Bus Timing Parameters (SDA, SCLK) (1) (continued)
MIN
MAX
UNIT
Capacitive load parameter for each bus line
Cb
10
200
ns
Load of 1 pF corresponds to 1 ns.
Figure 1. I2C Timing Diagram
7.12 Typical Characteristics
Unless otherwise specified: VBATT = 12 V, CVLDO = 1 μF, L1 = 33 μH, CIN = 10 μF, COUT = 10 μF
fLED = 9.6 kHz
fLED = 9.6 kHz
L1 = 15 µH
Figure 2. LED Drive Efficiency
Figure 3. LED Drive Efficiency
Figure 4. Boost Converter Efficiency
Figure 5. Battery Current
Copyright © 2010–2014, Texas Instruments Incorporated
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Product Folder Links: LP8550



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