HDSP-70 HP [Agilent(Hewlett-Packard)], HDSP-70 Datasheet - Page 5

• Manufacturer Part Number: HDSP-70
• Description: 17.3 mm (0.68 inch) General Purpose 5 x 7 Dot Matrix
• Manufacturer: HP [Agilent(Hewlett-Packard)]

Figure 1. Maximum Allowable Average Current
Per Dot vs. Ambient Temperature.
Figure 3. Relative Luminous Intensity vs.
DC Forward Current.
35
30
25
20
15
10
5
0
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
T
GREEN, HER
0
A
I
– AMBIENT TEMPERATURE – °C
F
– DC FORWARD CURRENT – mA
20
5
10
GREEN, HER
AlGaAs
40
15
20
60
25
AlGaAs
80
30
35
100
40
Figure 2. Forward Current vs. Forward Voltage.
Figure 4. Relative Efficiency (Luminous Intensity
Per Unit Current Per Dot) vs. Peak Current Per Dot.
90
80
70
60
50
40
30
20
10
0
1.4
1.3
1.2
1.1
1.0
0.9
0.8
1
AlGaAs
0
V
I
PEAK
F
10
– FORWARD VOLTAGE – V
2
20
– PEAK FORWARD CURRENT
PER SEGMENT – mA
30
GREEN
AlGaAs
40
3
RED
50
HER
60
5
4
70 80
GREEN
90
5
100