Fig. 5 Collector Current vs.
Forward Current
VCE= 2V
50 T a= 25˚C
40
30
20
10
0
0
5
10
15
20
25
Forward current I F ( mA )
Fig. 7 Collector Current vs.
Ambient Temperature
8
7
IF = 2mA
VCE= 2V
6
5
4
3
2
1
0
- 25
0
25
50
75
100
Ambient temperature T a (˚C)
Fig. 9 Response Time vs.
Load Resistance
1000
500
VCE= 2V
IC = 10mA
T a= 25˚C
200
tr
100
tf
50
20
10
5
2
1
12
td
ts
5 10 20 50 100 200 500 1000
Load resistance RL (Ω )
GP1L55
Fig. 6 Collector Current vs.
Collector-emitter Voltage
22
IF= 5mA
20
18
4mA
16
Pc( MAX.)
T a= 25˚C
14
3mA
12
10
8
2mA
6
4
1mA
2
0
0 1 2 3 4 5 6 7 8 9 10
Collector-emitter voltage VCE ( V)
Fig. 8 Collector-emitter Saturation Voltage vs.
Ambient Temperature
2.0
IF= 4mA
IC= 0.6mA
1.5
1
0.5
0
- 25
0
25
50
75
100
Ambient temperature T a (˚C)
Test Circuit for Response Time
Input R D
VCC
Input
RL
Output
Output
td
10%
90%
ts
tr
tf