Purdy AND2451RGL - Manual (Page 2)

1/5/98 Purdy Electronics Corporation 5-27
AND2451RGL
Dual Color Standard Bright LED Lamps
2.3 1.7 1.8 1.9 2.0 2.1 2.2
1
3
2
5
10
30
20
50
Forward Voltage V
F
(V)
I
F
vs. V
F
Forward Current I
F
(mA)
TA = 25
°
C
Red
2.3 1.7 1.8 1.9 2.0 2.1 2.2
1
3
2
5
10
30
20
50
Forward Voltage V
F
(V)
I
F
vs. V
F
Forward Current I
F
(mA)
TA = 25 ° C
Green
5
2
1
0.5
0.2
0.1
1
Red (R)
2 5 10
Forward Current IF (mA)
This graph shows relative luminous vs. forward current.
At three points (I F = 10, 15, 20mA) each relation is normalized.)
Relative Luminous Intensity I
V
20 50
I
V vs. I F
5
2
1
0.5
0.2
0.1
1
Green
2 5 10
Forward Current IF (mA)
Relative Luminous Intensity I
V
20 50
I
V vs. I F