DD311_1 Datasheet, PDF (9/20 Pages) Silicon Touch Technology Inc. – HIGH CONSTANT CURRENT LED DRIVER

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
V_LED
V_bias
DD311
I_LED
DD311
123 45
EN
Output Current as a Function of Vbias
1100
1000
900
VEN = 5V
800
Vout = 1V
700
600
500
400
300
200
100
0
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
Vbias (volt)
Output Current as a Function of Output Voltage
1.2
Iout = 1A
1.0
Iout=750m
0.8
Iout=500m
0.6
Iout=350m
0.4
0.2
Iout=100m
0.0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0
Vout (volt)
HIGH CONSTANT CURRENT LED DRIVER
Version:A.002
Page 8