GP2S28
s
Outline Dimensions
(Unit : mm )
s
Features
s
Absolute Maximum Ratings
(Ta = 25C)
s
Applications
1 Pulse width <= 100
s, Duty ratio: 0.01
2 For 5 seconds
GP2S28
Long Focal Distance, Case
1. Long focal distance type
( Detecting range: 6mm )
2. Facsimiles
3. Printers
Parameter
Symbol
Rating
Unit
Input
Forward current
I
F
60
mA
1
Peak forward current
I
FM
1
A
Reverse voltage
V
R
6
V
Power dissipation
P
150
mW
Output
Collector-emitter voltage
V
CEO
35
V
Emitter-collector voltage
V
ECO
6
V
Collector current
I
C
20
mA
Collector power dissipation
P
C
50
mW
T
opr
- 25 to + 85
C
Storage temperature
T
stg
- 40 to + 85
C
2
Soldering temperature
T
sol
260
C
(4)
JAPAN
2S28
(2)
5
1 Anode
2 Cathode
3 Emiiter
4 Collector
2
3
4
1
Internal connection diagram
Surface of sensor
(C0.2
)
2
(4)
(5)
0.1
1.6
5.4
(0.6)
(0.6)
5
1
4
3
2
( 2.54
)
1. CD players
Operating temperature
Unspecified tolerance
:
0.2mm
( )
:
Reference dimensions
Thin burr is not included
in tolerance.
2. With pins for protection of wrong insertion
3. Snap-in mounting type
Type Photointerrupter
data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.
"
"
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs,
2
+
0
-
0.1
3
+
0
-
0.1
12.8
+
0.2
-
0.3
13
+
0
-
0.3
4
-
0.45
+
0.15
-
0.1
4
-
0.45
+
0.15
-
0.1
2
-
0.5
+
0.2
-
0
1.7
+
0.1
-
0
3
+
0
-
0.1
0.7
0.1
3.8
0.5
9.3
0.2
0.6
0.1
1.2
0.1
2.1
0.1
1
+
0
-
0.1
GP2S28
(Ta = 25C )
s
Electro-optical Characteristics
Parameter
Symbol
Condition
MIN.
TYP.
MAX.
Unit
Input
Forward voltage
V
F
I
F
= 20mA
-
1.5
V
Peak forward voltage
V
FM
I
F
= 0.5A
-
2.2
3.5
V
Reverse current
I
R
V
R
= 3V
-
-
10
A
Output
I
CEO
V
CE
= 20V
-
1
100
nA
Transfer
cteristics
Collector current
I
C
V
CE
= 5V, I
F
= 20mA,
3
0.04
-
0.9
mA
Collector-emitter saturation voltage
V
CE( sat )
I
F
= 40mA, I
C
= 0.04mA
-
-
0.4
V
Rise time
t
r
R
L
= 100
V
CE
= 2V, I
C
= 0.1mA
-
-
20
Fall time
t
f
-
-
30
1.3
Vcc
Input
Output
10
%
90
%
tr
tf
Test Circuit for Response Time
R
L
1 Anode
Reflective object
d
=
7mm
Reflective object
Kodak 90
%
reflective paper
chara-
Response time
s
s
Test Arrangement of
4
Collector
- 25
0
25
50
75
85
100
0
20
30
40
50
60
- 25
0
25
50
75 85
100
0
Fig. 1 Forward Current vs.
Ambient Temperature
Fig. 2 Collector Power Dissipation vs.
Ambient Temperature
Forward current I
F
(
mA
)
Ambient temperature T
a
(C)
Collector power dissipation P
C
(
mW
)
Ambient temperature T
a
(C)
10
10
20
30
40
Collector current
Collector Current
50
60
70
3 The condition and arrangement of reflective object is shown in the following figure.
GP2S28
2
5
20
200
100
50
500
1000
2000
2
5
2
5
Fig. 3 Peak Forward Current vs.
Duty Ratio
10
- 3
10
- 2
10
- 1
10
0
Duty ratio
Peak forward current I
FM
(
mA
)
500
200
100
50
20
10
5
2
3.5
3.0
2.5
2.0
1.5
1.0
0.5
1
0
Forward voltage V
F
(V)
Forward current I
F
(
mA
)
Forward Voltage
Fig. 4 Forward Current vs.
Forward current I
F
( mA )
0
0
0.2
0.4
0.6
0.8
1.0
Collector-current I
C
(
mA
)
Fig. 5 Collector-current vs.
Forward Currnt
6
12
18
24
30
36
42
48
54
60
0
0.2
0.4
0.6
0.8
1.0
0
2
4
6
8
10
T
a
= 25C
I
F
= 60mA
Collector current I
C
(
mA
)
CE
(V)
0.15
0.1
0.05
0.2
0.25
Fig. 7 Collector Current vs.
Ambient Temperature
- 25
0
25
75
50
Ambient temperature T
a
(C)
Collector current I
C
(
mA
)
10
- 7
10
- 8
10
- 9
10
- 10
0
25
50
75
100
2
5
2
5
2
5
2
5
Ambient Temperature
10
- 6
- 25
V
CE
= 20V
Ambient temperature T
a
(C)
Collector dark current I
CEO
(
A
)
Fig. 8 Collector Dark Current vs.
(Pulse
width<=100
s
V
CE
= 5V
T
a
= 25C
T
a
= 25C )
25C
0C
50C
T
a
= 75C
60
Collector-emitter Voltage
50mA
40mA
30mA
20mA
10mA
Collector-emitter voltage V
100
- 20C
Fig. 6 Collector Current vs.
V
CE
=5V
I
F
=20mA
GP2S28
0
20
40
60
80
100
Fig. 9 Relative Output Current vs.
Detecting Distance
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Relative output current
(
%
)
d
Kodak
90
%
reflective paper
I
F
=
20mA
V
CE
=
5V
Ta
=
25
C
Distance between
GP2S28
and reflector d ( mm )
q
Please refer to the chapter " Precautions for Use " .
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