PRODUCT
SPECIFICATION
DATE：05/03/2011
NO.60P41002
SHEET 1 OF 6
REV.
4
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KMOC3021
Optoisolators TRIAC Driver Output
(400V Volts Peak)
Features
1. Compact dual-in-line package.
2. 400V peak blocking voltage.
3. Isolation voltage between input and output (Viso：5000Vrms).
For 115/240 Vac(rms) Application：
1. Solenoid/Valve Controls.
2. Lighting Controls.
3. Static Power Switches.
4. AC Motor Drives.
5. Temperature Controls.
6. E.M. Contactors.
7. AC Motor Starters.
8. Solid State Relays.
9. Programmable controllers.
PRODUCT
SPECIFICATION
DATE：05/03/2011
NO.60P41002
SHEET 2 OF 6
REV.
4
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KMOC3021
1. OUTSIDE DIMENSION：UNIT (mm)
3021
XXX
Anode
7.62
6.50
7.30
Date Code
3.50
3.00
0.4
0.26
1.2
2.54
0.5
13.00
o
13.00
o
5.08
2.70
TOLERANCE :
±0.2mm
2. SCHEMATIC：TOP VIEW
1
2
3
6
4
1. Anode
2. Cathode
3. NC
4. Main Terminal
6. Main Terminal
PRODUCT
SPECIFICATION
DATE：05/03/2011
NO.60P41002
SHEET 3 OF 6
REV.
4
cosmo
ELECTRONICS CORPORATION
Forward current
Input
Photocoupler：
KMOC3021
Parameter
Symbol
Absolute Maximum Ratings
Rating
50
1
6
70
400
100
1
300
330
5000
-40 to +100
-50 to +125
260
Unit
mA
A
V
mW
V
PEAK
mA
A
mW
mW
Vrms
℃
℃
℃
I
F
I
FM
V
R
P
D
V
DRM
I
T(RMS)
I
TSM
P
D
P
tot
V
iso
T
opr
T
stg
T
sol
Peak forward current
Reverse voltage
Power dissipation
Off-State Output Terminal voltage
Output
On-State R.M.S. Current
Peak Repetitive Surge Current (PW=10ms.DC 10%)
Power dissipation
Total power dissipation
Isolation voltage 1 minute
Operating temperature
Storage temperature
Soldering temperature 10 second
Electro-optical Characteristics
Parameter
Forward voltage
Input Peak forward voltage
Reverse current
Peak Blocking Current
Output
ON-State Voltage
Holding Current
Critical rate of rise of OFF-state
Tranfer voltage
charac-
teristics Isolation resistance
Minimum trigger current
Turn-on time
Symbol
Conditions
I
F
=10mA
I
FM
=0.5A
V
R
=4V
V
DRM
=400V
I
TM
=100mA
V
F
V
FM
I
R
I
DRM
V
TM
I
H
dV/dt
R
iso
I
FT
Ton
Min.
-
-
-
-
-
-
600
5x10
10
-
-
Typ.
1.2
-
-
-
1.6
0.1
-
10
11
-
-
Max.
1.4
3.5
10
100
3
-
-
-
15
100
Unit
V
V
uA
nA
V
mA
V/uS
Ohm
mA
uS
V
DRM
=(1/
2
)*Rated
DC500V
Main Terminal Voltage=3V
V
D
=6V,R
L
=100Ohm,I
F
=20mA
PRODUCT
SPECIFICATION
DATE：05/03/2011
NO.60P41002
SHEET 4 OF 6
REV.
4
cosmo
ELECTRONICS CORPORATION
50
Photocoupler：
KMOC3021
Diode Power Dissipation P
D
(mW)
100
80
70
60
40
20
0
-30
Fig.1 Forward Current vs.
Ambient Temperature
Fig.2 Diode Power Dissipation vs.
Ambient Temperature
Forward Current I
F
(mA)
40
30
20
10
0
-30
0
25
55
75
100
125
0
25
50
75
100
Ambient Temperature Ta(℃)
Ambient Temperature Ta(℃)
Fig.3 On-State R.M.S. Current
vs. Ambient Temperature
On-State R.M.S. Current (mA)
Total Power Dissipation P
C
(mW)
0
25
55
75
100
125
120
100
80
60
40
20
0
-30
Fig.4 Total Power Dissipation vs.
Ambient Temperature
600
500
400
330
300
200
100
0
-30
0
25
50
75
100
Ambient Temperature Ta(℃)
Ambient Temperature Ta(℃)
Fig.5 Peak Forward Current
vs. Duty Ratio
10000
Pulse width <=100us
Fig.6 Forward Current
vs. Forward Voltage
500
Peak Forward Current I
FM
(mA)
Ta=25°C
Forward Current I
F
(mA)
200
100
50
20
10
5
2
1
0
0.5
1.0
1.5
2.0
2.5
3.0
Ta=75°C
50°C
25°C
0°C
-25°C
1000
100
10
10
-3
10
-2
10
-1
1
Duty Ratio
Forward Voltage V
F
(V)
PRODUCT
SPECIFICATION
DATE：05/03/2011
NO.60P41002
SHEET 5 OF 6
REV.
4
cosmo
ELECTRONICS CORPORATION
Photocoupler：
KMOC3021
500
Fig.7 On-State Characteristics
+400
+300
On-State Current (mA)
Fig.8 Leakage with LED off vs.
Ambient Temperature
I
F
=0,V
DRM
=Rated
Peak Blocking Current I
DRM
(nA)
Output Pulse Width 80us
I
F
=30mA,f=60Hz,Ta=25°C
200
100
50
20
10
5
+200
+100
0
-100
-200
-300
-400
-3
-2
-1
0
+1
+2
+3
On-State Voltage (V)
-40 -20 0 20 40 60 80 100
Ambient Temperature Ta(
℃
)
Fig.9 Trigger Current vs.
Ambient Temperature
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
-40 -20
Normalized To Ta=25°C
I
FT
, Normalized
0
20 40 60 80 100
Ambient Temperature Ta(
℃
)
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