KPT-0001-000
1
ST3311
Photo Transistor
Features
3mm(T-1) all plastic mold type
Colorless transparency lens
Features
VCR, Camcorders
Floppy disk drivers
Optical detectors
Outline Dimensions unit :
mm
S
S
e
e
m
m
i
i
c
c
o
o
n
n
d
d
u
u
c
c
t
t
o
o
r
r
PIN Connections
1.
Emitter
2.Collector
1.
0M
I
N
25.0MIN
0.
5
0.
1
1
3.8
2
2.54NOM
1
0.5
5.0
0.2
4.0
0.2
3.0
0.2
2
KPT-0001-000
2
ST3311
Absolute maximum ratings
Characteristic
Symbol
Ratings
Unit
Collector-Emitter Voltage
V
CEO
35
V
Emitter-Collector Voltage
V
ECO
6
V
Collector Current
I
C
20
mA
Collector Power Dissipation
P
D
75
mW
Operating Temperature
T
opr
-2585
Storage Temperature
T
stg
-30100
*
1
Soldering Temperature
T
sol
260 for 5 seconds
*1. Keep the distance more than 2.0mm from PCB to the bottom of LED package
Electrical Characteristics
Characteristic
Symbol
Test Condition
Min
Typ Max
Unit
Current Dark Current
I
CEO
V
CEO
=10V, E
e
=0
-
0.05
0.5
uA
*
3
Light Current
I
CEL
V
CE
=5V, E
e
1mW/
-
4.5
-
mA
Current-Emitter Saturation Voltage
V
CE(sat)
I
C
=0.5mA, E
e
1mW/
-
0.2
-
V
Rise Time
t
r
2.5
Switching Time
Fall Time
t
f
V
CC
=10V, I
C
=1mA
R
1
=100
-
3.8
-
us
Spectral Sensitivity
-
700 ~ 1000
nm
Peak Sensitivity Wavelength
P
-
-
880
-
nm
Half angle
1/2
I
F
= 20mA
-
20
-
deg
*1. Tolerance = 30%
KPT-0001-000
3
ST3311
Characteristic Diagrams
Wavelength
[nm]
Fig.4 I
CEO
Ta
Fig. 3 P
D
Ta
Fig. 2 I
CEL
- V
CE
Fig. 1 I
CEL
- E
e
P
o
we
r Di
ssi
pat
i
o
n
P
D
[mW]
R
e
la
tiv
e
I
n
ten
s
ity
[
%
]
Irradiance Ee [/]
Li
gh
t
Cu
rren
t
I
CEL
[mA]
Collector-Emitter Voltage V
CE
[V]
Fig. 5 Spectrum Sensitivity
Relative Luminous Intensity Iv [%]
Co
l
l
e
c
t
o
r
D
a
rk Curre
nt
I
CEO
[
]
Fig. 5 Sensitivity Diagram
Li
gh
t
Cu
rren
t
I
CEL
[mA]
30
50
10
0.3
0.5
1
1
0.3 0.5
3
5
10
0.03 0.05
5
3
0.1
4
2
0
0
12
6
8
10
8
4
2
6
10
Ee=0.2mw/
2
m
Ee=0.4mw/
2
m
Ee=0.6mw/
2
m
Ee=0.8mw/
2
m
Ee=1.0mw/
2
m
Ee=1.5mw/
2
m
Ee=2.0mw/
2
m
100
50
0
100
50
10
-3
-2
10
10
0
-1
10
1
10
-20
0
60
40
20
80
100
Ambient Temperature Ta []
60
600
0
20
40
1000
700
800
900
1100
80
100
-20
0
20
40
60
80
100
80
60
40
20
0
100
Ambient Temperature Ta []
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