KPC354NT Series
cosmo
Description
The KPC354 series of devices each consist of two
infrared emitting diodes, connected in inverse parallel,
optically coupled to a phototransistor detector. They are
packaged in a 4-pin Mini-Flat package. The input-output
Isolation voltage is rated at 3750 Vrms..
4PIN MINI-FLAT PHOTOTRANSISTOR
PHOTOCOUPLER
Schematic
1
2
1. Anode/Cathode
2. Anode/Cathode
3. Emitter
4. Collector
4
3
Features
1. Pb free and RoHS compliant
2. AC input
3. Mini-flat package: compact 4 pin SOP with a 2.0mm profile
4. Subminiature type (The volume is smaller than that
of our conventional DIP type by as far as 30%)
5. Isolation voltage between input and output
(Viso : 3750vrms).
6. MSL class 1
7. Agency Approvals:
• UL Approved (No. E169586): UL1577
• c-UL Approved (No. E169586)
• VDE Approved (No. 40014684): DIN EN 60747-5-5
• FIMKO Approved: EN60065, EN60950
• CQC Approved: GB8898-2011, GB4943.1-2011
Applications
• Hybrid substrates that require high density mounting
• Programmable controllers
Cosmo Electronics Corp.
Document No. 69P04005.3
-1-
http://www.cosmo-ic.com
KPC354NT Series
cosmo
Outside Dimension
4PIN MINI-FLAT PHOTOTRANSISTOR
PHOTOCOUPLER
Unit : mm
4.40
±
0.5
3.90
±
0.5
0.40
0.50
7.00
±
0.4
2.54
TOLERANCE : ±0.2mm
Device Marking
Notes:
Cosmo
354NT
YWW
□
Y: Year code / WW: Week code
□:CTR
rank
Cosmo Electronics Corp.
Document No. 69P04005.3
-2-
http://www.cosmo-ic.com
0.10
±
0.10
2.0
±
0.5
KPC354NT Series
cosmo
Absolute Maximum Ratings
Parameter
Forward current
Input
Peak forward current
Power dissipation
Collector-Emitter voltage
Emitter-Collector voltage
Output
Collector current
Collector power dissipation
Total power dissipation
Isolation voltage 1 minute
Operating temperature
Storage temperature
Soldering temperature 10 seconds
I
C
P
C
Ptot
Viso
Topr
Tstg
Tsol
50
150
170
3750
-55 to +115
-55 to +125
260
mA
mW
mW
Vrms
℃
℃
℃
(Ta=25℃)
Conditions
I
F
=±20mA
V=0, f=1KH
Z
V
CE
=20V, I
F
=0
Ic=100uA, I
F
=0
I
E
=100uA, I
F
=0
I
F
=±1mA,
V
CE
=5V
Ic=1mA
Min.
–
–
–
80
5
20
–
5x10
–
–
Vce=2V,Ic=2mA,R
L
=100Ω
Response time (Fall)
tf
–
10
4PIN MINI-FLAT PHOTOTRANSISTOR
PHOTOCOUPLER
(Ta=25℃)
Symbol
I
F
I
FM
P
D
V
CEO
V
ECO
Rating
±50
±1
70
80
5
Unit
mA
A
mW
V
V
Electro-optical Characteristics
Parameter
Forward voltage
Input
Terminal capacitance
Collector dark current
Collector-Emitter breakdown
Output voltage
Emitter-Collector breakdown
voltage
Current transfer ratio
Collector-Emitter saturation
voltage
Symbol
V
F
Ct
I
CEO
BV
CEO
BV
ECO
CTR
Typ.
1.2
30
–
-
-
–
0.1
10
11
Max.
1.4
250
0.1
-
-
400
0.3
–
1.0
18
18
Unit
V
pF
uA
V
V
%
V
Ω
pF
us
us
V
CE
(sat) I
F
=±20mA,
Riso
Cf
tr
Transfer
charac- Isolation resistance
teristics
Floating capacitance
DC500V 40 to 60%RH
V=0, f=1MH
Z
0.6
4
3
Response time (Rise)
Cosmo Electronics Corp.
Document No. 69P04005.3
-3-
http://www.cosmo-ic.com
KPC354NT Series
cosmo
4PIN MINI-FLAT PHOTOTRANSISTOR
PHOTOCOUPLER
Fig.1 Current Transfer Ratio
vs. Forward Current
140
Classification table of current
transfer ratio is shown below.
CTR Rank.
KPC354NT0A
KPC354NT0B
CTR ( % )
50 TO 150
20 TO 400
Current Transfer Ratio
CTR ( % )
120
100
80
60
40
20
0
0.1 0.2 0.5
1
2
5
10
20
50
Forward Current I
F
(mA)
Fig.2 Collector Power Dissipation
vs. Ambient Temperature
Collector Power Dissipation
P
C
( mW )
Fig.3 Collector Dark Current
vs. Ambient Temperature
-5
10
V
CE
=20V
Collector Dark Current
I
CEO
( A )
0
25
55
75
100
125
-6
200
150
100
50
0
-55
10
10
10
10
10
10
-7
-8
-9
-10
-11
-55
-25
0
25
50
75
100
115
Ambient Temperature Ta (℃)
Ambient Temperature Ta (℃)
Fig.4 Forward Current
vs. Ambient Temperature
60
Fig.5 Forward Current
vs. Forward Voltage
500
Forward Current I
F
( mA )
Forward Current I
F
( mA )
50
40
30
20
10
0
-55
200
100
50
20
10
5
2
1
0
0.5
1.0
1.5
Ta=75
℃
50
℃
25
℃
0
℃
-25
℃
0
25
50
75
115 125
2.0
2.5
3.0
Ambient Temperature Ta (℃)
Forward Voltage V
F
(V)
Cosmo Electronics Corp.
Document No. 69P04005.3
-4-
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KPC354NT Series
cosmo
Fig.6 Collector Current
vs. Collector-Emitter Voltage
Ta=25
℃
4PIN MINI-FLAT PHOTOTRANSISTOR
PHOTOCOUPLER
Fig.7 Relative Current Transfer Ratio
vs. Ambient Temperature
150
Relative Current Transfer
Ratio ( % )
Collector Current I
C
(mA)
50
I
F
=±30mA
I
F
=±20mA
I
F
=±1mA
V
CE
=5V
100
40
I
F
=±10mA
30
20
10
I
F
=±5mA
P
C
(MAX)
50
0
5
10
0
-55
-25
0
25
50
75
115
Collector-Emitter Voltage V
CE
(V)
Ambient Temperature Ta (℃)
Fig.8 Collector-Emitter Saturation Voltage
vs. Ambient Temperature
0.16
Fig.9 Collector-Emitter Saturation
Voltage vs. Forward Current
Collector-Emitter Saturation
Voltage V
CE
( V )
Collector-Emitter Saturation
Voltage V
CE
( V )
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
-55
I
F
=±20mA
I
C
=1mA
6
5
Ta=25 C
Ic=0.5mA
Ic=1mA
4
Ic=3mA
3
Ic=5mA
2
Ic=7mA
1
0
01
3
5
7
9
12
15
0
20
40
60
80
100 120
Ambient Temperature Ta (℃)
Forward Current I
F
(mA)
Fig.10 Response Time (Rise)
vs. Load Resistance
100
Fig.11 Response Time (Fall)
vs. Load Resistance
100
Response Rise Time ( us )
50
20
10
5
2
1
0.5
0.2
0.1
Response Fall Time ( us )
V
CE
=2V
Ic=2mA
Ta=25°C
50
20
10
5
2
1
0.5
0.2
0.1
tr
V
CE
=2V
Ic=2mA
Ta=25°C
tf
0.1
1
10
0.1
1
10
Load Resistance R
L
(KΩ )
Load Resistance R
L
(KΩ )
Cosmo Electronics Corp.
Document No. 69P04005.3
-5-
http://www.cosmo-ic.com
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