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
Maximum Ratings (Ta=25°C, Tj(max) = 125°C)
CHARACTERISTIC
SYMBOL
RATING
-0.3 ~ 18
UNIT
Supply Voltage
VDD
V
A
V
Input Voltage
VIN
Iout
Vout
VEN
FEN
-0.3 ~ VDD+0.3
Output Current
1.0
-0.3 ~ 18
-0.3 ~ 18
1
Output Voltage
Enable Voltage
Output Enable Frequency
GND Terminal Current
MHz
A
IGND
1.01
3.27 ( TO-252 )
1.67 ( SOP8 )
W
Power Dissipation
Pd
30.6 ( TO-252 )
60 ( SOP8 )
*1
Thermal Resistance (Junction to Air)
Rth(j-a)
°C/W
Operating Temperature
Storage Temperature
Top
-40 ~ 85
°C
Tstg
-55 ~ 150
Recommended Operating Condition
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
5.0
TYP.
MAX.
UNIT
V
Supply Voltage
VDD
⎯
⎯
18
⎯
*2
Driver On
1.0
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Output Voltage
Vout
V
A
*3
Driver Off
18
1.0
18
1.0
1
Output Current
Iout
VIH
VIL
FEN
OUT
⎯
3.0
-0.3
DC
Input Enable Voltage
Input Enable Frequency
VDD = 5V ~ 18V
Ven > 3.0V
V
MHz
*1 Base on JEDEC high conductivity test board (4-layer) simulation.
*2 Notice that the power dissipation is limited to its package and ambient temperature.
*3 The driver output voltage including any overshoot stress has to be compliant with the maximum voltage (18V).
HIGH CONSTANT CURRENT LED DRIVER
Version:A.001
Page 3
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