參數資料
型號: LP3958TL
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 顯示驅動器
英文描述: Lighting Management Unit with High Voltage Boost Converter
中文描述: LED DISPLAY DRIVER, PBGA25
封裝: 2.54 X 2.54 MM, 0.60 MM HEIGHT, 0.50 MM PITCH, LEAD FREE, MICRO SMD PACKAGE-25
文件頁數: 17/28頁
文件大小: 1091K
代理商: LP3958TL
Backlight Driver Electrical Characteristics
Symbol
I
MAX
I
LEAKAGE
I
MAIN
I
SUB
Match
MAIN-SUB
Match
MAIN-SUB
V
SAT
Parameter
Conditions
Min
Typical
25.5
0.03
12.8
Max
30
1
14.1
Units
mA
μA
mA
Maximum Sink Current
Leakage Current
MAIN Current tolerance
SUB Current tolerance
Sink Current Matching Error
Sink Current Matching Error
95% Saturation Voltage
V
SUB, MAIN
=18V
I
MAIN
and I
SUB
set to 12.8mA (80H)
11.1
I
SINK
=12.8mA, DISPL=1
I
SINK
=12.8mA, DISPL=0
I
SINK
=25mA
0.2
5
400
%
%
mV
600
800
Note:
Matching is the maximum difference from the average.
WLED Dimming, SLOPE=0
WLED Dimming, SLOPE=1
20175539
20175540
WLED Output Current vs. Voltage
20175592
L
www.national.com
17
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相關代理商/技術參數
參數描述
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