點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
新竹市科學園區展業一路9號7樓之1
9-7F-1, Prosperity RoadⅠ, Hsin-Chu, Taiwan, R.O.C.
DD312
Tel：886-3-5645656
Fax：886-3-5645626
Electrical Characteristics (Ta = 25°C unless otherwise noted)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
18
UNIT
V
Input Enable Voltage “H” Level
VEN(IH)
3.0
⎯
VDD = 5V ~ 18V
Input Enable Voltage “L” Level
VEN(IL)
IOL
-0.3
⎯
⎯
1.0
1.0
Vout = 18 V
Ven = 0 V
Output Leakage Current
Output Current Skew
⎯
uA
%
Vout = 1.0 V
REXT = 10 Ω
IOL1
⎯
⎯
⎯
± 5
*1
(Chip-to-Chip)
REXT = 0.5 Ω
Vout = 0.8 V ~ 3 V
Output Voltage Regulation
Supply Voltage Regulation
Alarm threshold temperature
Shutdown threshold temperature
% / Vout
0.1
1
% / V
% / VDD
Talm
REXT = 0.5 Ω
⎯
⎯
⎯
⎯
⎯
⎯
⎯
110
180
1.2
2.0
2.8
2
⎯
⎯
⎯
⎯
⎯
°C
°C
REXT = 0.5 KΩ
Tstd
VDD = 5 V
REXT = 0.5 Ω
I
I
I
DD1
DD2
DD3
VDD = 12 V
REXT = 0.5 Ω
*2
mA
Supply Current
VDD = 18 V
REXT = 0.5 Ω
*1 Chip-to-Chip skew is defined as the range into which any output current of any IC falls.
*2 IO excluded.
HIGH CONSTANT CURRENT LED DRIVER
Version:A.001
Page 4
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