Photocoupler
The KPC814L has one channel in a 4-pin DIP package.
The KPC824L has two channels in a 8-pin DIP package.
The KPC844L has four channels in a 16-pin DIP package.
FEATURES
Small Package Size
Collector-Emitter Voltage : Min.35V
UL Recognized File No. E107486
APPLICATIONS
AC Signal Input
Vending Machine, Cordless Phone, Key Phone
Programmable Logic Control
and a Silicon NPN Phototransistor per a channel.
KPC814L KPC824L KPC844L
These Photocouplers consist of two Gallium Arsenide Infrared Emitting
Diodes connected in a reverse-paralled configuration for AC-input
Current Transfer Ratio : 50% Min.(at I
F
=
5mA, V
CE
=5V)
Electrical Isolation Voltage : AC5000V
rms
Interface between two circuits of difference
1/3
DIMENSION
(Unit : mm)
KPC814L
KPC824L
KPC844L
6
.
5
0
.
2
5
0
.
5
1
M
i
n
.
3
.
5
0
.
2
5
2
.
5
M
i
n
.
2.54
0.25
1.2
9.7 0.25
1 4
3
2
7 5
6
8
Orientation Mark
6
.
5
0
.
2
5
Orientation Mark
0
.
5
1
M
i
n
.
3
.
5
0
.
2
5
2
.
5
M
i
n
.
0.5
1.2
2.54 0.25
4.6
0.25
3
4
2
1
6
.
5
0
.
2
5
19.8
0.25
3
.
5
0
.
2
5
0
.
5
1
M
i
n
.
2
.
5
M
i
n
.
0.5
1.2
2.54 0.25
8
7
5
6
2
3
4
10
12
16
14
9
11
13
15
1
Orientation Mark
6.5
7.62 0.25
10.16 0.25
0.25
6.5
7.62 0.25
10.16 0.25
0.25
6.5
7.62
0.25
10.16
0.25
0.25
Photocoupler
MAXIMUM RATINGS (Ta=25 )
*1. Input current with 100
pulse width, 1% duty cycle
*2. Measured at RH=40~60% for 1min
*3. 1/16 inch form case for 10sec
ELECTRO-OPTICAL CHARACTERISTICS
(Ta=25
, unless otherwise noted)
I
F
=
10mA
V=0, f=1kHz
I
C
=0.5mA
I
E
=0.1mA
I
F
=0, V
CE
=24V
V
CE
=0, f=1kHz
I
F
= 5mA, I
C
=1mA
V=0, f=1kHz
V
CE
=5V, R
L
=100
I
C
=2mA
*4. CTR=(I
C
/I
F
) X 100 (%)
CTR
I
F
= 5mA, V
CE
=5V
CTR1/CTR2
Symmetry Ratio
RH=40~60%, V=500V
BV
CEO
V
CE(SAT)
BV
ECO
I
CEO
Coupled
Rise Time
Fall Time
Condition
tf
C
T
-
-
-
10
-
-
Min.
-
-
35
6
30
50
4
10
11
-
Typ.
1.15
V
KPC814L KPC824L KPC844L
Parameter
Lead Soldering Temperature
*3
T
sol
Unit.
pF
-
-
0.4
-
-
4
-
Max.
1.30
-
-
Symbol
V
F
1
-
-
tr
-
R
IO
0.15
1
3
pF
%
V
pF
-
V
V
nA
-
-
-
100
Input
Output
Forward Voltage
Capacitance
Collector-Emitter Breakdown Voltage
Emitter-Collector Breakdown Voltage
Total Power Dissipation
P
tot
200
mW
Collector Dark Current
Input-Output Isolation Resistance
Input-Output Capacitance
Capacitance
Current Transfer Ratio
*4
Collector-Emitter Saturation Voltage
C
CE
C
IO
Operating Temperature T
opr
-30~+100
260
Storage Temperature T
stg
-55~+125
Input to Output Isolation Voltage
*2
V
iso
AC5000
V
rms
V
V
mA
Collector Power Dissipation
P
C
150
mW
Output
Collector-Emitter Breakdown Voltage
BV
CEO
35
Emitter-Collector Breakdown Voltage
BV
ECO
6
Collector Current
I
C
50
1 A
70
mW
Unit
50 mA
Input
Forward Current
I
F
Peak Forward Current
*1
I
FP
Power Dissipation
P
D
Parameter
Symbol
Rating
2/3
600
Photocoupler
KPC814L KPC824L KPC844L
3/3
Ambient Temperature T
a
(
)
Forward Current vs.
Ambient Temperature
0
-20 0 20
F
o
r
w
a
r
d
C
u
r
r
e
n
t
I
F
(
m
A
)
10
20
40
30
50
40 60 100
80
Collector Power Dissipation vs.
Ambient Temperature
C
o
l
l
e
c
t
o
r
P
o
w
e
r
D
i
s
s
i
p
a
t
i
o
n
P
C
(
m
W
)
-20
0
50
100
150
200
250
Ambient Temperature T
a
(
)
20
0 60
40 100
80
tr
Output
90%
10%
Waveform
tf
Switching Time Test Circuit
V
CC
R
V
IN
Input
Test Circuit
V
O
R
L
Collector Current vs.
Collector-Emitter Voltage
0
C
o
l
l
e
c
t
o
r
C
u
r
r
e
n
t
I
C
(
m
A
)
10
20
30
40
10
8
6
4
2
Collector-Emitter Voltage V
CE
(V)
I
F
=30mA
I
F
=20mA
P
C
(max.)
I
F
=10mA
I
F
=5mA
I
F
=1mA
T
a
=25
T
a
=-55
100
Forward Voltage V
F
(V)
0.4
0
60
40
20
80
F
o
r
w
a
r
d
C
u
r
r
e
n
t
I
F
(
m
A
)
0.8 1.2
T
a
=25
T
a
=70
Forward Current vs.
Forward Voltage
1.6
D
a
r
k
C
u
r
r
e
n
t
I
C
E
O
(
)
40
Ambient Temperature T
a
(
)
0
0.001
20 60 80
V
CE
=24V
Dark Current vs.
Ambient Temperature
0.01
0.1
1
I
F
=20mA
Collector Current vs.
Ambient Temperature
I
F
=1mA
Ambient Temperature T
a
(
)
-20
0
0 40
20
60
100
10
C
o
l
l
e
c
t
o
r
C
u
r
r
e
n
t
I
C
(
m
A
)
1
I
F
=5mA
I
F
=10mA
80
V
CE
=5V
I
C
=2mA
T
a
=25
T
a
=25
V
CE
=5V
500
R
e
s
p
o
n
s
e
T
i
m
e
t
r
,
t
f
(
s
)
0.1
1
10
100
C
o
l
l
e
c
t
o
r
C
u
r
r
e
n
t
I
C
(
m
A
)
Load Resistance R
L
(
)
0.1
tr
1.0 2.0
tf
Forward Current I
F
(mA)
0.1
0.001
1
0.01
0.1
1
10
10 100
Response Time vs.
Load Resistance
Collector Current vs.
Forward Current
100
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