PRODUCT SPECIFICATION
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KPC357NT0T
DATE:12/20/2012
NO.61P04118
REV.
3
SHEET 1 OF 6
High Reliability Photocoupler
Features
1. Halogen Free.
2. Pb free and RoHS compliant.
3. Mini-flat package:
compact 4 pin SOP with a 2.0mm profile
4. Low input current type (I
F
=1.0mA).
5. Current transfer ratio (CTR : 100~600% at I
F
=1.0mA Vce=5V).
6. High collector-emitter voltage(Vceo:80V).
7. High isolation voltage between input and output (Viso:3750Vrms).
8. Agency Approvals
‧
UL approved：No.E169586
‧
VDE approved：No.40014684
‧
FIMKO approved：EN 60065 No. FI 23147 A1
EN 60950 No. FI 24583 A1
‧
CQC approved：No. CQC04001010530
Application：
1. Computer terminals, programmable controllers.
2. Facsimile equipment, Audio, Video.
3. Communications, telephone, etc..
PRODUCT SPECIFICATION
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KPC357NT0T
:
UNIT (mm)
DATE:12/20/2012
NO.61P04118
REV.
3
SHEET 2 OF 6
1.
OUTSIDE
DIMENSION
Date Code
CTR Rank
4.40
±
0.5
3.90
±
0.5
0.40
0.50
7.00
±
0.4
2.54
0.10
±
0.10
2.0
±
0.5
TOLERANCE :
±0.2mm
2. SCHEMATIC
:
TOP VIEW
1
4
2
3
1.
2.
3.
4.
Anode
Cathode
Emitter
Collector
PRODUCT SPECIFICATION
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KPC357NT0T
DATE:12/20/2012
NO.61P04118
REV.
3
SHEET 3 OF 6
Absolute Maximum Ratings
Parameter
Forward current
Input
Peak forward current
Reverse voltage
Power dissipation
Collector-emitter voltage
Output
Emitter-collector voltage
Collector current
Collector power dissipation
Total power dissipation
Isolation voltage 1 minute
Operating temperature
Storage temperature
Soldering temperature 10 second
Symbol
I
F
I
FM
V
R
P
D
V
CEO
V
ECO
I
C
P
C
P
tot
V
iso
T
opr
T
stg
T
sol
Rating
10
200
6
15
80
7
50
150
170
3750
-55 to +115
-55 to +125
260
Unit
mA
mA
V
mW
V
V
mA
mW
mW
Vrms
℃
℃
℃
Electro-optical Characteristics
Parameter
Forward voltage
Input
Reverse current
Terminal capacitance
Output Collector dark current
Current transfer ratio
Collector-emitter saturation
Transfer Isolation resistance
charac-
teristics Floating capacitance
Response time ( Rise )
Response time ( Fall )
Symbol
V
F
I
R
C
t
I
CEO
CTR
V
CE(sat)
R
iso
C
f
t
r
t
f
Conditions
I
F
=10mA
V
R
=4V
V=0, f=1KHz
V
CE
=50V
I
F
=1mA, V
CE
=5V
I
F
=10mA, I
C
=1mA
DC500V,40% to 60%RH
V=0, f=1MHz
V
CE
=2V, I
C
=2mA, R
L
=100Ω
MIN.
-
-
-
-
100
-
5x10
-
-
-
10
TYP.
1.2
-
30
-
-
0.1
10
11
MAX.
1.4
10
250
0.1
600
0.2
-
1.0
18
18
Unit
V
μA
pF
μA
%
V
Ω
pF
μs
μs
0.6
4
3
PRODUCT SPECIFICATION
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KPC357NT0T
DATE:12/20/2012
NO.61P04118
REV.
3
SHEET 4 OF 6
Fig.1
vs. Forward Current
Current transfer ratio
CTR ( % )
Current Transfer Ratio
Classification table of current
transfer ratio is shown below.
Rank mark
KPC357NT0TA
KPC357NT0TB
KPC357NT0TC
KPC357NT0TD
KPC357NT0TE
CTR (%)
100 TO 600
200 TO 500
160 TO 400
120 TO 300
100 TO 200
800
700
600
500
400
300
200
100
0
0.1
1
10
VCE=5V
Ta=25°C
Forward current I
F
(mA)
Fig.2
vs. Ambient Temperature
Collector Power Dissipation
P
C
( mW )
250
Collector Power Dissipation
Fig.3
vs. Ambient Temperature
Collector Dark Current
I
CEO
( A )
10
-5
Collector Dark Current
200
150
100
50
0
-55
10
-6
10
10
10
10
10
-7
-8
-9
Vce=50V
-10
-11
0
25
50
75
100
115
-55
0
25
50
75
115
Ambient Temperature Ta (
℃
)
Ambient Temperature Ta (
℃
)
Fig.4
Ambient Temperature
Forward Current I
F
( mA )
15
Forward Current vs.
Fig.5
Forward Voltage
100
Forward Current vs.
Forward Current I
F
( mA )
10
10
50° C
Ta=75°C
25° C
0° C
Ta=75° C
1
-25° C
5
0
-55
0
25
50
75
100
115
0.1
0
0.5
1.0
1.5
Ambient Temperature Ta (
℃
)
Forward Voltage V
F
(V)
PRODUCT SPECIFICATION
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KPC357NT0T
150
DATE:12/20/2012
NO.61P04118
REV.
3
SHEET 5 OF 6
Fig.6
Collector-Emitter Voltage
Collector Current I
C
(mA)
6
IF=10mA
5
4
3
2
0.5mA
1
0.1mA
0
0
1
2
3
4
5
6
7
8
9
1mA
5mA
Ta=25°C
Collector Current vs.
Fig.7
vs. Ambient Temperature
Relative Current Transfer
Ratio ( % )
Relative Current Transfer Ratio
IF = 1 .0 m A
VCE=5V
100
50
0
-5 5
0
25
50
75
115
Collector-Emitter Voltage V
CE
(V)
Ambient Temperature Ta (
℃
)
Fig.8
vs. Ambient Temperature
Collector-Emitter Saturation
Voltage V
CE
( V )
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
-55
0
25
50
75
Collector-Emitter Saturation Voltage
Fig.9
Voltage vs. Forward Current
Collector-Emitter Saturation
Voltage V
CE
( V )
7
6
Ic=0.5m A
Collector-Emitter Saturation
T a=25° C
IF=10mA
Ic=1mA
5
Ic=1m A
4
Ic=3m A
3
2
1
0
2
4
6
8
10
Ic=5m A
Ic=7m A
115
0
Ambient Temperature Ta (
℃
)
Forward Current I
F
(mA)
Fig.10
Load Resistance
Response Rise Time ( us )
1 00
50
20
10
5
2
1
0 .5
0 .2
0 .1
0
10
Vce=2V
Ic=2mA
T a = 25° C
Response Time vs.
Fig.11
Load Resistance
Response Fall Time ( us )
100
50
20
10
5
Response Time vs.
Vce=2V
Ic=2mA
Ta=25° C
tr
tf
2
1
0.5
0.2
0.1
0
10
115
115
Load Resistance R
L
(KΩ)
Load Resistance R
L
(KΩ)
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