
4
Device
Series
HDSP-
Parameter
Symbol
Min.
Typ.
Max.
Units
Test Conditions
Luminous Intensity/Segment
[1,2,5]
(Digit Average)
I
V
6.9
14.0
mcd
I
F
= 20 mA
1.8
V
I
F
= 20 mA
Forward Voltage/Segment or DP
V
F
2.0
3.0
V
I
F
= 100 mA
A15x
Peak Wavelength
λ
PEAK
645
nm
Dominant Wavelength
[3]
λ
d
637
nm
Reverse Voltage/Segment or DP
[4]
V
R
3.0
15.0
V
I
R
= 100
μ
A
Temperature Coefficient of
V
F
/Segment or DP
V
F
/
°
C
-2
mV/
°
C
Thermal Resistance LED Junction-
to-Pin
R
θ
J-PIN
255
°
C/W/Seg
AlGaAs Red
Electrical/Optical Characteristics at T
A
= 25
°
C
Absolute Maximum Ratings
AlGaAs Red
HDSP-A150
Series
96
160
[1]
HER/Orange
HDSP-7500/-A40X HDSP-7400
Series
105
90
[3]
Yellow
Green
HDSP-7800
Series
105
90
[7]
Description
Series
80
60
[5]
Units
mW
mA
Average Power per Segment or DP
Peak Forward Current per
Segment or DP
DC Forward Current per
Segment or DP
Operating Temperature Range
Storage Temperature Range
Reverse Voltage per Segment or DP
Lead Solder Temperature for 3
Seconds (1.59 mm [0.063 in.]
below seating plane)
40
[2]
30
[4]
20
[6]
30
[8]
mA
–20 to +100
[9]
–40 to +100
°
C
–55 to +100
3.0
°
C
V
260
°
C
Notes:
1. See Figure 1 to establish pulsed conditions.
2. Derate above 46
°
C at 0.54 mA/
°
C.
3. See Figure 6 to establish pulsed conditions.
4. Derate above 53
°
C at 0.45 mA/
°
C.
5. See Figure 7 to establish pulsed conditions.
6. Derate above 81
°
C at 0.52 mA/
°
C.
7. See Figure 8 to establish pulsed conditions.
8. Derate above 39
°
C at 0.37 mA/
°
C.
9. For operation below –20
°
C, contact your local Agilent components sales office or an authorized distributor.