MIT-4A11A
Typical Optical-Electrical Characteristic Curves
Collector Dark Current I
CEO
10000
V
CE
=20V
1000
100
10
1
0
25
50
75
100
1000
Response Time (
µ
s)
100
10
1
V
CE
=2V
I
C
=100
µ
A
Ta=25
℃
0.1
0.01
0.1
1
10
100
Ambient Temperature T
A
(
℃
)
Fig.7 Collector Dark Current vs.
Ambient Temperature
100
Load Resistance R
t
(KΩ)
Fig.8 Response Time vs.
Load Resistance
Relative Sensitivity (%)
Ta=25℃
80
60
40
20
0
700
Input
800
900
1000
1100
1200
Input
Output
Response Time Measurement Circuit
t
90 %
10 %
t
tr
tf
IL
VR
Output
V
CC
Wavelength (nm)
Fig.9 Spectral Sensitivity (Detecting side)
Sensing Position Characteristics
(Typical)
X
Y
I
F
=20mA
V
CE
=5V
I
F
=20mA
V
CE
=5V
Ta=25
℃
Relative light current I
L
(%)
100
Ta=25
℃
(Center of optical axis)
50
X
Y
0
0
-2 -1 0 +1 +2 (mm) -2 -1 0 +1 +2 (mm)
0
+
+
Distance d (mm)
Unity Opto Technology Co., Ltd.
04/01/2002
UOT [ UNITY OPTO TECHNOLOGY ]
