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.
DD311
Tel：886-3-5645656
Fax：886-3-5645626
Ambient Temperature vs. Output Current
1007.0
1006.5
1006.0
1005.5
1005.0
1004.5
1004.0
1003.5
1100
Iout=1A
1000
900
Iout=750mA
800
700
600
Iout=500mA
500
Iout=350mA
400
300
200
100
0
Vout = 1V
VEN = 12V
Vout = 1V, VEN = 12V
Iout=100mA
-60 -40 -20
0
20
40
60
80 100 120 140
-60 -40 -20
0
20
40
60
80 100 120 140
Ambient Temperature (°C)
Ambient Temperature (°C)
505
504
503
502
501
500
499
498
497
762
761
760
759
758
757
756
755
Vout = 1V
Vout = 1V
VEN = 12V
VEN = 12V
-60 -40 -20
0
20
40
60
80 100 120 140
-60 -40 -20
0
20
40
60
80 100 120 140
Ambient Temperature (°C)
Ambient Temperature (°C)
357
356
355
354
353
352
351
102.0
101.8
101.6
101.4
101.2
101.0
100.8
100.6
100.4
100.2
100.0
99.8
Vout = 1V
Vout = 1V
VEN = 12V
VEN = 12V
-60 -40 -20
0
20
40
60
80 100 120 140
-60 -40 -20
0
20
40
60
80 100 120 140
Ambient Temperature (°C)
Ambient Temperature (°C)
HIGH CONSTANT CURRENT LED DRIVER
Version:A.002
Page 9
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