AND218RPA
Standard Bright LED Lamps
I
V
vs. T
C
50
3
I
F
vs. V
F
Relative Luminous Intensity IV
30
TA = 25°C
Forward Current I
F
(mA)
0
20
40
60
Case Temperature T
C
(°C)
80
2
20
10
5
3
2
1
1.7
1
0.5
0.4
0.3
-20
1.8
1.9
2.0
2.1
Forward Voltage V
F
(V)
2.2
2.3
I
V
vs.T
A
I
V
vs. I
F
5
Allowable Forward Current IF (mA)
Relative Luminous Intensity IV
40
2
1
0.5
30
20
0.2
0.1
1
2
5
10
20
Forward Current IF (mA)
50
10
0
0
20
40
60
80
100
Ambient Temperature T
A
(°C)
This graph shows relative luminous vs. forward current.
At three points (I
F
= 10, 15, 20mA) each relation is normalized.)
Relative Luminous Intensity vs. Wavelength
1.0
T
A
= 25°
T
A
= 25°
Relative Luminous Intensity
0.8
0.6
0.4
0.2
0
640
660
680
700
720
740
760
660
660
680
680
700
700
720
720
740
740
760
760
780
780
800
800
Wavelength (nm)
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408.523.8200 • Fax: 408.733.1287 • email@purdyelectronics.com •
www.purdyelectronics.com
7/18/07
PURDY [ PURDY ELECTRONICS CORPORATION ]
