AL5811 Datasheet, PDF (4/13 Pages) Diodes Incorporated – 60V, LINEAR 75mA ADJUSTABLE CURRENT LED DRIVER

Typical Performance Characteristics
80
70
60
50
40
30
20
10
0
INPUT VOLTAGE (V)
LED Current vs. Input Voltage
60
50
R_SET = 15KΩ
40
30
20
10
V_IN = 3.5V
T_A = +25°C
0
0123 4
7 8 9 10
LED PIN VOLTAGE (V)
LED Current vs. LED Pin Voltage
AL5811
90
80
R_SET = 10KΩ
70
60
R_SET = 15KΩ
50
40
30
R_SET = 37.4KΩ
20
10 ^{VCC = 3.5V}
V_LED = 1.0V
0
-40
25
125
AMBIENT TEMPERATURE (°C)
LED Current vs. Ambient Temperature
80
R_SET = 10KΩ
70
60
R_SET = 15KΩ
50
40
30
R_SET = 37.4KΩ
20
10
V_CC = 3.5V
T_A = +25°C
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
INPUT VOLTAGE (V)
LED Current vs. Input Voltage
AL5811
Document number: DS35255 Rev. 1 - 2
4 of 13
www.diodes.com
January 2013
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