Datasheet

VLMS20.., VLMK20.., VLMO20.., VLMY20.., VLMP20..
www.vishay.com
Vishay Semiconductors
Rev. 2.0, 28-Nov-14
5
Document Number: 81339
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TYPICAL CHARACTERISTICS (T
amb
= 25 °C, unless otherwise specified)
Fig. 1 - Forward Current vs. Ambient Temperature
Fig. 2 - Forward Current vs. Pulse Length
Fig. 3 - Relative Luminous Intensity vs. Angular Displacement
Fig. 4 - Relative Intensity vs. Wavelength
Fig. 5 - Relative Luminous Intensity vs. Wavelength
Fig. 6 - Relative Luminous Intensity vs. Wavelength
0
5
10
15
20
25
30
35
40
18557
I - Forward Current (mA)
F
T
amb
- Ambient Temperature (°C)
0 20406080100120
10
100
1000
0.01 0.1 1 10 100
t
p
- Pulse Duration (ms)
17557
I
F
- Forward Current (mA)
t
p
/T= 0.01
0.05
0.2
0.5
1
0.02
0.1
0.4 0.2 0
95 10319
0.6
0.9
0.8
0°
30°
10° 20°
40°
50°
60°
70°
80°
0.7
1.0
I
V rel
- Relative Luminous Intensity
ϕ - Angular Displacement
0.0
0.2
0.4
0.6
0.8
1.0
1.2
540 580 620 660 700
λ - Wavelength (nm) 18266-1
I
V rel
- Relative Luminous Intensity
soft orange
red
yellow
0.0
0.2
0.4
0.6
0.8
1.0
1.2
510 530 550 570 590 610
18648
pure green
I
V rel
- Relative Luminous Intensity
λ - Wavelength (nm)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
570 590 610 630 650 670
λ - Wavelength (nm)16007_1
I
V rel
- RelativeLuminous Intensity
amber