7
Electrical/Optical Characteristics at T
A
= 25˚C (Cont.)
Yellow
Device Series HDSP-561/563Y
Parameter Symbol Min. Typ. Max. Units Test Conditions
Luminous Intensity/Segment (Digit Average) I
V
1.800 2.800 mcd I
F
= 10 mA
Forward Voltage/Segment or DP V
F
2.15 2.50 V I
F
= 20 mA
Peak Wavelength λ
PEAK
589 nm I
F
= 20 mA
Dominant Wavelength λ
d
590 nm I
F
= 20 mA
Reverse Current I
R
100 µA V
R
= 5 V
Thermal Resistance LED Junction-to-Pin Rθ
J–PIN
351.5 ˚C/W/Seg.
Notes:
1. Typical specication for reference only. Do not exceed absolute maximum ratings.
2. The dominant wavelength, λ, is derived from the CIE chromaticity diagram and is that single wavelength which denes the color of the device.
AlGaAs
Device Series HDSP-301/303A
Parameter Symbol Min. Typ. Max. Units Test Conditions
Luminous Intensity/Segment (Digit Average) I
V
0.280 0.450 mcd I
F
= 1 mA
Forward Voltage/Segment or DP V
F
1.80 2.20 V I
F
= 20 mA
Peak Wavelength λ
PEAK
660 nm I
F
= 20 mA
Dominant Wavelength λ
d
643 nm I
F
= 20 mA
Reverse Current I
R
100 µA V
R
= 5 V
Thermal Resistance LED Junction-to-Pin Rθ
J–PIN
351.5 ˚C/W/Seg.
AlGaAs
Device Series HDSP-561/563A
Parameter Symbol Min. Typ. Max. Units Test Conditions
Luminous Intensity/Segment (Digit Average) I
V
0.280 0.450 mcd I
F
= 1 mA
Forward Voltage/Segment or DP V
F
1.80 2.20 V I
F
= 20 mA
Peak Wavelength λ
PEAK
660 nm I
F
= 20 mA
Dominant Wavelength λ
d
643 nm I
F
= 20 mA
Reverse Current I
R
100 µA V
R
= 5 V
Thermal Resistance LED Junction-to-Pin Rθ
J–PIN
351.5 ˚C/W/Seg.
Notes:
1. Typical specication for reference only. Do not exceed absolute maximum ratings.
2. The dominant wavelength, λ, is derived from the CIE chromaticity diagram and is that single wavelength which denes the color of the device.