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