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