PC818
PC818
s
Features
3. Copiers, automatic vending machines,
medical instruments
4. Signal transmission between circuits of
different potentials and impedances
1. Computer terminals
*1 Pulse width <=100
s, Duty ratio : 0.001
*3 For 10 seconds
s
Absolute Maximum Ratings
( Unit : mm )
s
Outline Dimensions
2. System appliances, measuring instruments
Parameter
Symbol
Rating
Unit
Input
Forward current
I
F
50
mA
*1
Peak forward current
I
FM
1
A
Reverse voltage
V
R
6
V
Power dissipation
P
70
mW
Output
Collector-emitter voltage
V
CEO
35
V
Emitter-collector voltage
V
ECO
6
V
Collector current
I
C
50
mA
Collector power dissipation
P
C
150
mW
Total power dissipation
P
tot
200
mW
*2
Isolation voltage
V
iso
Operating temperature
T
opr
- 30 to + 100
C
Storage temperature
T
stg
- 55 to + 125
C
*3
Soldering temperature
T
sol
260
C
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,
Anode mark
PC818
Internal connection
diagram
1
2
3
4
1
2
3
4
1 Anode
2 Cathode
3 Emitter
4 Collector
High Density Mounting Type
Photocoupler
1. High isolation voltage between input and output
2. Low collector dark current
3. Current transfer ratio
4. Compact dual-in-line package
5. Recognized by UL, file No. E64380
s
Applications
( Ta = 25C)
( I
CEO
: MAX. 6 x 10
- 9
A at V
CE
= 5V )
( CTR : MIN. 10% at I
F
= 1mA, V
CE
= 0.4V )
5 000
*2 40 to 60% RH, AC for 1 minute
g Lead forming type ( I type ) and taping reel type ( P type ) are also available. (
PC818I/PC818P
)
( V
iso
: 5 000V
rms
)
V
rms
=
0 to 13
6.5
0.5
2.54
0.25
0.9
0.2
1.2
0.3
0.26
0.1
7.62
0.3
4.58
0.5
0.5
0.1
3.0
0.5
3.5
0.5
0.5
TYP.
gg TUV ( VDE0884 ) approved type is also available as an option.
..
PC818
s
Electro-optical Characteristics
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Input
Forward voltage
V
F
I
F
= 20mA
-
1.2
1.4
V
Peak forward voltage
V
FM
I
FM
= 0.5A
-
-
3.0
V
Reverse current
I
R
V
R
= 4V
-
-
10
A
Terminal capacitance
C
t
V = 0, f = 1kHz
-
30
250
pF
Output
Collector dark current
I
CEO
V
CE
= 5V, I
F
= 0
-
-
6 x 10
- 9
A
Transfer
charac-
teristics
Current tranfer ratio
CTR
I
F
= 1mA, V
CE
= 0.4V
10
30
100
%
Collector-emitter saturation voltage
V
CE( sat )
I
F
= 20mA, I
C
-
0.2
0.4
V
Isolation resistance
R
ISO
5 x 10
10
10
11
-
Floating capacitance
C
f
V = 0, f = 1MHz
-
0.6
1.0
pF
Turn-off time
t
off
= 5V, I
F
= 1mA, R
L
= 110k
-
-
650
s
t
r
V
CE
= 2V, I
C
= 2mA, R
L
= 1k
-
7
40
s
t
f
-
6
40
s
Response time
Rise time
Fall time
0
- 30
10
0
25
50
75
100
125
20
30
40
50
60
Fig. 1 Forward Current vs.
Ambient Temperature
Ambient temperature T
a
(C)
0
0
125
100
200
50
150
25
50
75
100
Ambient Temperature
- 30
Duty ratio
5
5
Pulse width <= 100
s
10
20
100
50
200
500
2
5
2
5
2
5
Fig. 3 Peak Forward Current vs. Duty Ratio
Peak forward current I
FM
(
mA
)
25C
0C
0
1
2
0.5
1.0
1.5
2.0
2.5
3.0
5
10
20
50
100
200
500
50C
Fig. 4 Forward Current vs. Forward Voltage
- 25C
Forward voltage V
F
(V)
Collector power dissipation P
C
(
mW
)
Forward current I
F
(
mA
)
Forward current I
F
(
mA
)
( Ta = 25C)
= 1mA
Ambient temperature T
a
( C )
Fig. 2 Collector Power Dissipation vs.
10
- 3
10
- 2
10
- 1
CC
DC500V, 40 to 60% RH
1
T
a
= 25C
T
a
= 75C
10 000
5 000
2 000
1 000
V
PC818
0.1
0.5
0.2
1
2
5
10
0
20
50
Current transfer ratio CTR
(
%
)
Forward current I
F
( mA )
60
80
100
120
20
40
100
0
140
0
25
50
75
100
120
100
80
60
40
20
(1)
(2)
Relative current transfer ratio
(
%
)
Fig. 7 Relative Current Transfer Ratio vs.
Ambient Temperature
0
0.05
- 25
0
25
50
75
100
0.10
0.15
0.20
0.25
0.30
0.35
0.40
25
0
50
75
100
5V
Fig. 9 Collector Dark Current vs.
Ambient Temperature
Fig. 5 Current Transfer Ratio vs.
Forward Current
Ambient temperature T
a
(C)
CE
( sat
)
(
V
)
Ambient temperature T
a
(C)
Fig. 8 Collector-emitter Saturation Voltage
vs. Ambient Temperature
Collector dark current I
CEO
(
A
)
Ambient temperature T
a
(C)
0
0
5
1
2
3
4
5
6
7
8
9
10
10
15
20
10mA
5mA
1mA
25
Fig. 6 Collector Current vs.
Collector-emitter Voltage
20mA
Collector current I
C
(
mA
)
Collector-emitter voltage V
CE
(V)
5
2
1
Response time
(
s
)
0.5
0.2
0.1
1
10
0.05
0.2
0.5
2
5
50
20
10
L
( k
)
Collector-emitter saturation voltage V
V
CE
= 5V
Ta = 25C
Ta = 25C
P
C
( MAX. )
I
F
= 30mA
- 25
(1) I
F
= 5mA, V
CE
= 5V
(2) I
F
= 1mA, V
CE
= 0.4V
I
F
= 20mA
I
C
= 1mA
10
- 12
10
- 11
10
- 10
10
- 9
10
- 8
10
- 7
10
- 6
- 25
V
CE
= 20V
t
r
t
f
t
d
t
s
V
CE
= 2V
I
C
= 2mA
T
a
= 25C
Fig.10 Response Time vs. Load Resistance
Load resistance R
PC818
Fig.11 Frequency Response
Frequency f ( kHz )
0.5 1
2
5
200
100
50
20
10
500 1 000
0
100
1k
Voltage gain A
v
(dB
)
Collector-emitter saturation voltage V
CE
( sat
)
(V
)
Forward current I
F
( mA )
0
0
1
2
3
4
5
2.5
5
7.5
10
12.5
1mA
2mA
3mA
6
15
17.5
20
5mA
Fig.12 Collector-emitter Saturation
Voltage vs. Forward Current
Test Circuit for Response Time
V
CC
90
%
10
%
Output
Input
R
L
Input
Output
R
D
V
CC
R
L
Output
R
D
Test Circuit for Frepuency Response
t
t
r
t
s
t
d
f
R
L
= 10k
V
CE
= 5V
I
C
= 2mA
Ta = 25C
I
C
= 0.5mA
T
a
= 25C
- 5
- 10
- 15
- 20
Please refer to the chapter " Precautions for Use "
q
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