Fig.7 Collector-emitter Saturation Voltage
vs. Ambient Temperature
Collector-emitter saturation voltage
V
CE
(sat) (V)
1.20
1.18
1.16
1.14
1.12
1.10
1.08
1.06
1.04
1.02
1.00
20
40
60
80
O
Fig.8 Collector Dark Current vs.
Temperature
1000
Collector dark current I
CEO
(nA)
I
F
= 20mA
Ic= 100mA
V
CE
= 200V
100
10
100
Ambient temperature Ta ( C)
20
40
60
80
O
100
Ambient temperature Ta ( C)
Fig.9 Response Time vs. Load
Resistance
1000
500
Fig.10 Frequency Response
V
CE
= 2V
I
C
= 20mA
t
r
Voltage gain Av (dB)
0
-5
V
CE
= 2V
I
C
= 20mA
Response time ( s)
100
50
t
d
t
f
10
-10
R
L
= 1k
-15
-20
100
10
5
t
s
0.02
0.1
1
2
0.1
1
10
100
Load resistance R
L
(k )
Frequency f (kHz)
Test Circuit for Response Time
Test Circuit for Frequency Response
Vcc
Input
Input
Output
Output
10%
90%
td
tr
ts
tf
Vcc
R
D
R
L
R
D
R
L
Output
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6 7
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