
5
Electrical/Optical Characteristics at T
A
= 25
°
C
AlGaAs Red
Device
Series
HDSP-
Parameter
Symbol
Min.
Typ.
Max.
Units
Test Conditions
Luminous Intensity/Segment
[1,2,5]
(Digit Average)
I
V
9.1
16.0
mcd
I
F
= 20 mA
1.8
I
F
= 20 mA
Forward Voltage/Segment or DP
V
F
V
2.0
3.0
I
F
= 100 mA
H15X
Peak Wavelength
λ
PEAK
λ
d
V
R
V
F
/
°
C
645
nm
Dominant Wavelength
[3]
637
nm
Reverse Voltage/Segment or DP
[4]
3.0
15
V
I
R
= 100
μ
A
Temperature Coefficient of
V
F
/Segment or DP
Thermal Resistance LED Junction-
to-Pin
-2
mV/
°
C
R
θ
J-Pin
400
°
C/W/
Seg
Device
Series
HDSP-
Parameter
Symbol
Min.
Typ.
Max.
Units
Test Conditions
900
2800
I
F
= 10 mA
Luminous Intensity/Segment
[1,2,6]
(Digit Average)
I
V
μ
cd
3700
I
F
= 60 mA Peak:
1 of 6 df
Forward Voltage/Segment or DP
V
F
2.1
2.5
V
I
F
= 20 mA
55XX
Peak Wavelength
λ
PEAK
λ
d
V
R
V
F
/
°
C
635
nm
Dominant Wavelength
[3]
626
nm
Reverse Voltage/Segment or DP
[4]
3.0
30
V
I
R
= 100
μ
A
Temperature Coefficient of
V
F
/Segment or DP
Thermal Resistance LED Junction-
to-Pin
-2
mV/
°
C
R
θ
J-Pin
345
°
C/W/
Seg
High Efficiency Red