PRODUCT
SPECIFICATION
DATE: 03/26/2012
NO.61P51003
REV.
2
SHEET 1 OF 7
cosmo
ELECTRONICS CORPORATION
Photocoupler :
KPC6N138S
General Purpose Type Photocoupler
●
Features
1. Pb free and RoHS compliant.
2. High current transfer ratio
(CTR:MIN.300% at I
F
=1.6mA)
3. High speed response
(t
PHL
:TYP.2us at R
L
=2.2kΩ)
4. Instantaneous common mode rejection voltage
(CM
H
: TYP.500V/us)
5. TTL compatible output
6. Compact surface mount type package.
7. Agency Approvals
UL approved：UL1577 , No.E169586
CUL approved：C22.2 No.1 & NTC No.5 , No.E169586
VDE approved：EN60747 , No.40006080
FIMKO approved：EN 60065 No. FI 25798
EN 60950 No. FI 25798
●
Applications
1. Interfaces for computer peripherals
2. Electronic calculators,measuring instruments,
control equipment
3. Telephone sets.
4. Signal transmission between circuits of
different potentials and impedances.
PRODUCT
SPECIFICATION
DATE: 03/26/2012
NO.61P51003
REV.
2
SHEET 2 OF 7
cosmo
ELECTRONICS CORPORATION
Photocoupler :
KPC6N138S
:
UNIT (mm)
COSMO
6N138
XXX
1.
OUTSIDE
DIMENSION
10.0
±
0.4
TOLERANCE :
±0.2mm
2. SCHEMATIC
8
:
7
TOP VIEW
6
5
1
2
3
4
1. NC
2. Anode
3. Cathode
4. NC
5. GND
6. Vo
7. V
B
8. Vcc
PRODUCT
SPECIFICATION
DATE: 03/26/2012
NO.61P51003
REV.
2
SHEET 3 OF 7
(Ta=25℃)
Unit
mA
mA
A
V
mW
V
V
V
mA
mW
Vrms
℃
℃
℃
cosmo
ELECTRONICS CORPORATION
Photocoupler :
KPC6N138S
●
Absolute Maximum Ratings
Parameter
Symbol
Rating
Forward current
20
I
F
*
1
Peak forward current
40
I
F
*
2
Peak forward current
1
Input
I
FM
Reverse voltage
5
V
R
Power dissipation
35
P
D
Supply voltage
-0.5 to 7
V
cc
Output voltage
-0.5 to 7
Vo
Emitter-base reverse with-stand
Output
0.5
V
EBO
voltage (Pin 5 to 7)
*3
Average output current
60
Io
100
Power dissipation
P
o
*4
Isolation voltage 1 minute
5000
Viso
Operating temperature
-40 to +100
T
opr
Storage temperature
-55 to +125
T
stg
*5
Soldering temperature
260
T
sol
*1 50% duty cycle, pulse width : 1mS
*2 Pulse width<=1uS,300 pulse/sec
*3 Decreases at the rate of 0.7mA/℃ if the external temperature is 25℃ or more
*4 40% to 60% RH,AC for 1 minute
*5 For 10 seconds
●
Electro-optical Characteristics
Parameter
*6
Current transfer ratio
Logic (0) output volage
Logic (1) output current
Logic (0) supply current
Logic (1) supply current
Input forward voltage
Input forward voltage
temperature coefficient
Input reverse voltage
Input capacitance
(Ta=0 to +70℃ unless otherwise specified)
MIN.
300
–
-
–
-
-
-
TYP. MAX. Unit
1600
-
%
0.1
0.1
0.5
10
1.5
-1.9
0.4
250
-
-
1.7
-
-
-
1.0
-
-
V
uA
mA
nA
V
mV/℃
Symbol Conditions
CTR
I
F
=1.6mA Vo=0.4V,Vcc=4.5V
I
F
=1.6mA
V
OL
Io=4.8mA,Vcc=4.5V
I
OH
I
F
=0,Vo=Vcc=7V
I
CCL
I
F
=1.6mA,Vo=open,Vcc=5V
I
CCH
I
F
=0,V
O
=open,Vcc=5V
Ta=25℃,I
F
=1.6mA
V
F
△V
F
/△Ta IF=1.6mA
BV
R
C
IN
Ta=25℃,I
R
=10uA
5.0
-
V
F
=0,f=1M
Hz
-
60
Ta=25℃,45% RH
-
-
*7
Leak current(input-output)
I
I-O
V
I-O
=3kVDC,t=5s
10
12
–
*7
Isolation resistance(input-output)
R
I-O
V
I-O
=500VDC
*7
Capacitance(input-output)
C
I-O
f=1M
Hz
-
0.6
*6
Current transfer ratio is the ratio is the ratio of input current and output current expressed in %
*7
Measured as 2-pin element (Short 1,2,3,4 and 5,6,7,8)
V
pF
uA
Ω
pF
PRODUCT
SPECIFICATION
DATE: 03/26/2012
NO.61P51003
REV.
2
SHEET 4 OF 7
(Ta=25℃ ,Vcc=5V)
Conditions
R
L
=2.2kΩ,I
F
=1.6mA
MIN.
-
TYP. MAX. Unit
2
7
500
-500
10
35
-
-
uS
uS
V/uS
V/uS
cosmo
ELECTRONICS CORPORATION
Parameter
*8
Propagation
*8
Photocoupler :
KPC6N138S
Symbol
●
Switching Characteristics
delay time
Output (1)-->(0)
t
PHL
Propagation delay time
R
L
=2.2kΩ,I
F
=1.6mA
-
t
PLH
Output (0)-->(1)
*9
Instantaneous common
CM
H
I
F
=0,V
CM
=10Vp-p,R
L
=2.2kΩ
-
*10
mode rejection voltage
"Output (1)"
*9
Instantaneous common
CM
L
I
F
=1.6mA,V
CM
=10Vp-p,R
L
=2.2kΩ
-
*10
mode rejection voltage
"Output (0)"
*9
Instantaneous common mode rejection voltage "output(1)" represents
a common mode voltage variation that can hold the output above (1) level (Vo > 2.0V)
*10
Instantaneous common mode rejection voltage "output(0)" represents.
a common mode voltage variation that can hold the output above (0) level (Vo < 0.8V)
* 8
T s e t C i r c u i t P r o p a g a t i o n D e l a y T i m e
P u l s e i n p u t
D u t y r a t i o
= 1 / 1 0
I
F
1
2
3
8
67
R
L
I
F
0
V c c
V o
V o
C
L
= 1 5 p F
1 . 5 V
1 . 5 V
5 V
5
4
I
F
m o n i t o r
1 0 0
Ω
t
P H L
t
P L H
* 1 0
T s e t C i r c u i t f o r I n s t a n t a n e o u s C o m m o n M o d e R e j e c t i o n V o l t a g e
1 0 V
9 0 %
1 0 %
t r
1 0 %
9 0 %
t f
I
F
1
2
8
7
R
L
V c c = 5 V
V
0 V
C M
3
A
B
4
V
+
-
C M
6
5
V o
C M
H
V o
I
F
= 0
0 . 8 V
5 V
2 V
V
F F
C M
L
V o
I
F
= 1 6 m A
V
O L
PRODUCT
SPECIFICATION
DATE: 03/26/2012
NO.61P51003
SHEET 5 OF 7
REV.
2
cosmo
ELECTRONICS CORPORATION
Photocoupler :
KPC6N138S
Forward Current V
F
( V )
1.6
Fig.1
Forward Voltage
500
LED Forward Current vs.
Fig.2
Ambient Temperature
LED Forward Current vs.
Forward Current I
F
( mA )
200
100
50
20
10
5
2
1
1.0
Ta=75° C
50° C
25° C
IF=1.6mA
1.5
1.4
1.3
1.2
1.1
-40
0° C
-25° C
1.2
1.4
1.6
1.8
2.0
2.2
2.4
-20
0
25
50
75
100
Forward Voltage V
F
(V)
Ambient Temperature Ta (
℃
)
Fig.3
Load Resistance
100
50
T a=25°C
Response and Fall Time vs.
Fig.4
vs. Forward Current
2000
Current Transfer Ratio
Current transfer ratio
CTR ( % )
1600
1200
800
400
0
VCC=5V
V0=0.4V
Ta=25°C
Time ( us )
20
10
5
2
1
0 .5
0 .2
0 .1
IF = A D J U S T E D F O R V O L = 2 V
0 .1
1
tf
tr
10
0.01
0.1
1
5
10
20
Load Resistance R
L
(KΩ)
Forward current I
F
(mA)
Fig.5
Base-Emitter Resistance
Current transfer ratio
CTR ( % )
1800
1600
1400
1200
1000
800
600
400
200
0
1
10
100
IF = 1 .6 m A
Ic = 2 m A
V O = 0 .4 V
Current Transter Ratio vs.
Fig.6
Output Voltage
60
Output Current vs.
Output Current I
O
(mA)
IF=5mA
50
40
30
20
10
0
4mA
3mA
2mA
Vcc=5V
Ta=25°C
1mA
1000
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
Base Resistance R
BE
(KΩ)
Output Voltage V
O
(V)
Microcontroller MCU
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