Page 1
High Density Mounting Type
PC818
❈ Lead forming type (I type) and taping reel type (P type) are also available. (PC818I/PC818P)
..
❈❈ TUV (VDE0884) approved type is also available as an option.
■ Features
1. High isolation voltage between input and output
(V
: 5 000V
iso
2. Low collector dark current
(I
: MAX. 6 x 10-9A at VCE=5V
CEO
3. Current transfer ratio
(CTR : MIN. 10% at I
4. Compact dual-in-line package
5. Recognized by UL, file No. E64380
■ Applications
1. Computer terminals
2. System appliances, measuring instruments
3. Copiers, automatic vending machines,
medical instruments
4. Signal transmission between circuits of
different potentials and impedances
)
rms
)
= 1mA, VCE= 0.4V
F
)
Photocoupler
■ Outline Dimensions
±
0.25
2.54
PC818
0.9
±
0.5
±
0.5
3
± 0.5
6.5
0.2
±
0.1
4
Anode mark
12
±
0.3
1.2
4.58
0.5
TYP.
±
0.5
3.5
± 0.5
3.0
Internal connection
diagram
1 Anode
2 Cathode
7.62
θ
θ = 0 to 13˚
(
Unit : mm
34
12
3 Emitter
4 Collector
±
0.3
PC818
θ
±
0.1
0.26
)
■ Absolute Maximum Ratings
(
Ta= 25˚C
)
Parameter Symbol Rating Unit
Input
Forward current I
*1
Peak forward current I
Reverse voltage V
F
FM
R
50 mA
1A
6V
Power dissipation P 70 mW
Collector-emitter voltage
Output
Emitter-collector voltage
Collector current I
Collector power dissipation
Total power dissipation
*2
Isolation voltage V
Operating temperature T
Storage temperature T
*3
Soldering temperature T
*1 Pulse width<=100µs, Duty ratio : 0.001
*2 40 to 60%RH, AC for 1 minute
*3 For 10 seconds
“ 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,
data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.”
V
CEO
V
ECO
C
P
C
P
tot
iso
opr
stg
sol
35 V
6V
50 mA
150 mW
200 mW
5 000
- 30 to + 100
- 55 to + 125
V
rms
˚C
˚C
260 ˚C
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PC818
■ Electro-optical Characteristics
Parameter Symbol
Forward voltage V
Input
Output Collector dark current I
Transfer
charac-
teristics
Fig. 1 Forward Current vs.
Peak forward voltage V
Reverse current I
Terminal capacitance C
Current tranfer ratio CTR
Collector-emitter saturation voltage
Isolation resistance R
Floating capacitance C
Turn-off time t
Response time
Ambient Temperature
60
50
)
40
mA
(
F
30
20
Forward current I
Rise time
Fall time
V
F
FM
R
t
CEO
)
CE(sat
ISO
f
off
t
r
t
f
(
Ta= 25˚C
Conditions MIN. TYP. MAX. Unit
IF= 20mA - 1.2 1.4 V
IFM= 0.5A - - 3.0 V
VR=4V - - 10
µ
V= 0, f = 1kHz - 30 250 pF
VCE= 5V, IF=0 - - 6x10
-9
IF= 1mA, VCE= 0.4V 10 30 100 %
IF= 20mA, I
= 1mA
C
DC500V, 40 to 60%RH
- 0.2 0.4 V
5x101010
11
- Ω
V= 0, f = 1MHz - 0.6 1.0 pF
= 5V, IF= 1mA, RL= 110kΩ - - 650
V
CC
VCE= 2V, IC= 2mA, RL=1kΩ
-740
-640
Fig. 2 Collector Power Dissipation vs.
Ambient Temperature
200
)
mW
(
150
C
100
50
Collector power dissipation P
)
A
A
µ
s
µ
s
µ
s
0
-30100 25 50 75 100 125
Ambient temperature Ta (˚C
)
Fig. 3 Peak Forward Current vs. Duty Ratio
10 000
5 000
)
2 000
mA
1 000
(
FM
500
200
100
50
20
Peak forward current I
10
5
-3
2
5
10
5
-2
10
Duty ratio
2
5
Pulse width <= 100 µs
Ta= 25˚C
-1
2
10
5
1
0
-30
0 125
25 50 75 100
Ambient temperature Ta (˚C
)
Fig. 4 Forward Current vs. Forward Voltage
500
200
100
)
50
mA
(
F
20
10
5
Forward current I
2
1
Ta= 75˚C
50˚C
0
0.5 1.0 1.5 2.0 2.5 3.0
Forward voltage V
(V
F
- 25˚C
0˚C
25˚C
)
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PC818
Fig. 5 Current Transfer Ratio vs.
Forward Current
120
100
)
%
(
80
60
40
Current transfer ratio CTR
20
0.5
0.2
0.1
12 510020 50
Forward current IF (mA
VCE=5V
Ta= 25˚C
)
Fig. 7 Relative Current Transfer Ratio vs.
Ambient Temperature
140
120
)
%
(
100
80
60
40
Relative current transfer ratio
20
0
-25
(1)
= 5mA, VCE=5V
I
F
(2)
= 1mA, VCE= 0.4V
I
F
(1)
(2)
0 25 50 75 100
Ambient temperature Ta (˚C
)
100
Fig. 6 Collector Current vs.
Collector-emitter Voltage
25
PC (MAX.
I
= 30mA
F
20mA
)
mA
(
20
C
15
Ta= 25˚C
)
10mA
10
Collector current I
5mA
1mA
0
0512345678910
Collector-emitter voltage VCE (V
)
Fig. 8 Collector-emitter Saturation Voltage
vs. Ambient Temperature
0.40
)
V
(
0.35
)
sat
(
CE
0.30
0.25
0.20
0.15
0.10
0.05
Collector-emitter saturation voltage V
= 20mA
I
F
= 1mA
I
C
0
- 25 0 25 50 75 100
Ambient temperature Ta (˚C
)
Fig. 9 Collector Dark Current vs.
Ambient Temperature
-6
10
-7
10
)
A
(
-8
10
CEO
V
= 20V
-9
10
-10
10
-11
10
Collector dark current I
-12
10
-25
CE
25
0
50 75 100
Ambient temperature Ta (˚C
Fig.10 Response Time vs. Load Resistance
50
VCE=2V
= 2mA
I
C
20
)
10
µs
(
5V
Response time
0.5
0.2
)
= 25˚C
T
a
5
2
1
0.1 1 100.05 0.2 0.5 2 5
Load resistance R
t
r
t
f
t
d
t
s
)
(kΩ
L
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Fig.11 Frequency Response
PC818
0
)
dB
-5
(
v
RL= 10kΩ
1kΩ
-10
Voltage gain A
-15
-20
0.5
12 5
10
5020
Frequency f (kHz
200100
)
Fig.12 Collector-emitter Saturation
Voltage vs. Forward Current
6
)
V
(
)
5
sat
(
CE
4
3
2
I
= 0.5mA
C
1mA
2mA
3mA
5mA
V
CE
I
= 2mA
C
Ta= 25˚C
100Ω
500 1 000
= 25˚C
T
a
=5V
Test Circuit for Response Time
Input
Output
t
d
Input
V
CC
Output
R
R
L
D
Test Circuit for Frepuency Response
V
CC
R
D
R
L
Output
10%
90%
t
s
tt
r
f
1
Collector-emitter saturation voltage V
0
0
2.5 5 7.5 10 12.5
Forward current I
Please refer to the chapter “Precautions for Use ”
●
F
(mA)
15 17.5 20
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