Datasheet

Preliminary
VLHW4400-....
www.vishay.com
Vishay Semiconductors
Rev. 1.0, 31-May-12
4
Document Number: 82565
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TYPICAL CHARACTERISTICS (T
amb
= 25 °C, unless otherwise specified)
Fig. 1 - Forward Current vs. Ambient Temperature
Fig. 2 - Relative Luminous Intensity vs. Angular Displacement
Fig. 3 - Relative Intensity vs. Wavelength
Fig. 4 - Relative Intensity vs. Wavelength
Fig. 5 - Forward Current vs. Forward Voltage
Fig. 6 - Relative Luminous Intensity vs. Forward Current
T
amb
- Ambient Temperature (°C)
I
F
- Forward Current (mA)
0
20
10
5
15
25
0 20 40 60 80 100
0.4 0.2 0 0.2 0.4
0.6
95 10042
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
λ - Wavelength (nm)
I
rel
- Relative Intensity
0
0.2
0.4
0.6
0.8
1.0
1.2
400 450 500 550 600 650 700
Cool White
λ - Wavelength (nm)
I
rel
- Relative Intensity
0
0.2
0.4
0.6
0.8
1.0
1.2
400 450 500 550 600 650 800
Warm White
700 750
V
F
- Forward Voltage (V)22170
I
F
- Forward Current (mA)
1
10
100
012345
0.01
1
10
100
1 10 100
I
V rel
- Relative Luminous Intensity
I
F
- Forward Current (mA)