DD313 Datasheet, PDF (5/22 Pages) Silicon Touch Technology Inc. – 3-CHANNEL HIGH CONSTANT CURRENT LED DRIVER with ERROR DETECTION

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.
Tel：886-3-5645656 Fax：886-3-5645626
Electrical Characteristics (Ta = 25°C unless otherwise noted)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
Input Enable Voltage “H” Level
Input Enable Voltage “L” Level
VEN(IH)
VEN(IL)
3.0
VCC = 5.0 V ~ 18 V
-0.3
TYP.
⎯
⎯
DD313
MAX.
18
1.0
UNIT
V
Output Leakage Current
Output Current Skew
(Channel-to-Channel)^*1
Output Current Skew
(Chip-to-Chip)^*2
Output Voltage Regulation
Supply Voltage Regulation^*3
IOL
Vout = 18 V
Ven (R,G,B) = 0 V
⎯
⎯
1.0
uA
IOL1
⎯
⎯
±3
Vout = 1.0 V
%
Iout = 50mA ~ 0.5A
IOL2
⎯
⎯
±6
% / Vout
% / VCC
Vout = 1 V ~ 3 V
REXT = 1 Ω
REXT = 1 Ω
⎯
0.1
⎯
%/V
⎯
0.1
⎯
LED Open Detection Threshold
V(od)
all outputs turn on
⎯
0.3
⎯
V
Alarm threshold temperature
Talm
Shutdown threshold temperature
Tstd
I_DD1
Supply Current^*4
I_DD2
I_DD3
REXT = 1 KΩ
all outputs turn on
VCC = 5 V
REXT = 1 Ω
all outputs turn on
VCC = 12 V
REXT = 1 Ω
all outputs turn on
VCC = 18 V
REXT = 1 Ω
all outputs turn on
⎯
110
⎯
°C
⎯
180
⎯
⎯
1.2
⎯
⎯
2.4
⎯
mA
⎯
3.3
⎯
*1 _{Channel-to-channel skew is defined as the ratio between (any Iout – average Iout) and average Iout, where average}
Iout = (Imax + Imin) / 2.
*2 _{Chip-to-Chip skew is defined as the range into which any output current of any IC falls.}
*3 _{To operate driver within supply voltage 6.5V~8.5V may drop the output current due to semiconductor process}
variations.
*4 _{IO excluded.}
3-CHANNEL HIGH CONSTANT CURRENT LED DRIVER
Version: A.003
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