c
2004
cosmo
ELECTRONICS CORPORATION
http://www.cosmo-ic.com
70
1. Anode
2. Cathode
3. Emitter
4. Collector
Features
1. High current transfer ratio
(CTR:MIN.600% at I
F
=1mA, Vce=2V)
2. High isolation voltage between input and output
(Viso:3750Vrms).
3. Mini-flat package.
Applications
1. System appliances, measuring instruments.
2. Industrial robots.
3. Copiers, automatic vending machines, facsimiles
4. Signal transmission between circuits of different potentials and
impedances.
5. Telephone sets.
6. Copiers, tacsimiles.
7. Interface with various power supply circuits, power distribution boards.
8. Numerical control machines.
Absolute Maximum Ratings
(Ta=25
C)
Electro-optical Characteristics
(Ta=25
C)
UL 1577 (File No.E169586)
TOLERANCE :+ 0.2mm
Schematic : Top View
Parameter
Symbol
Rating
Unit
Input
Forward current
I
F
50
mA
Peak forward current
I
FM
1
Reverse voltage
V
R
6
Power dissipation
P
D
70
mW
Output
Collector-emitter voltage
V
CEO
35
V
Emitter-collector voltage
V
ECO
5
Collector current
I
C
150
mA
Collector power dissipation
P
C
150
mW
Total power dissipation
Ptot
170
mW
Isolation voltage 1 minute
Viso
3750
Vrms
Operating temperature
Topr
-30 to +100
C
Storage temperature
Tstg
-40 to +125
C
Soldering temperature 10 second
Tsol
260
C
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Input
Forward voltage
V
F
I
F
=20mA
--
1.2
1.4
V
Peak forward voltage
V
FM
I
FM
=0.5A
--
--
3.5
V
Reverse current
I
R
V
R
=4V
--
--
10
uA
Terminal capacitance
Ct
V=0, f=1kHz
--
30
--
pF
Output
Collector dark current
I
CEO
V
CE
=10V, I
F
=0
--
--
1.0
uA
Transfer
Current transfer ratio
CTR
I
F
=1mA,V
CE
=2V
600
1600
7500
%
charac-
Collector-emitter saturation voltage
V
CE
(sat)
I
F
=20mA, I
C
=1mA
--
--
1.0
V
teristics
Isolation resistance
Riso
DC500V
5x10
10
--
--
ohm
Floating capacitance
Cf
V=0, f=1MH
Z
--
0.6
1.0
pF
Cut-off frequency
fc
Vcc =5v, Ic=2mA, R
L
=100ohm
--
7
--
KHZ
Respone time (Rise)
tr
V
CE
=2V, I
C
=2mA,R
L
=100ohm
--
60
300
us
Respone time (Fall)
tf
--
53
250
us
Outside Dimension : Unit
(mm)
KPC355NT
High Reliability Photo Coupler
V
V
V
Fig.2 Collector Power Dissipation vs.
Ambient Temperature
Ambient Temperature Ta (
C)
Diode power dissipation Pc (mW)
Fig.1 Forward Current vs. Ambient
Temperature
Ambient Temperature Ta (
C)
Forward Current I
F
(mA)
Fig.3 Peak Forward Current vs. Duty
Ratio
Duty ratio
Peak forward Current I
FM
(mA)
Fig.5 Current Transfer Ratio vs.
Forward Current
Forward Current I
F
(mA)
Current transfer ratio CTR (%)
Fig.6 Collector Current vs. Collector-
emitter Voltage
Collector Current Ic (mA)
Collector current I
C
(mA)
Fig.8 Collector-emitter Saturation
Voltage vs. Ambient Temperature
Ambient Temperature Ta (
C)
Collector-emitter saturation V
oltage V
CE
(SA
T) (V)
Fig.9 Collector Dark Current vs.
Ambient Temperature
Ambient Temperature Ta (
C)
Collector dark current I
CEO
(A)
Fig.11 Collector-emitter Saturation
Voltage vs. Forward current
Ambient temperature Ta (
C)
Collector-emitter saturation voltage V
CE
(sat) (V)
Fig.4 Forward Current vs. Forward
Voltage
Forward voltage V
F
(V)
Forward Current I
F
(mA)
Fig.7 Relative Current Transfer Ratio
vs. Ambient Temperature
Ambient Temperature Ta (
C)
Relative current transfer ratio (%)
Fig.10 Response Time vs. Load
Resistance
Load resistance R
L
(K ohm)
Response T
ime (us)
KPC355NT
c
2004
cosmo
ELECTRONICS CORPORATION
http://www.cosmo-ic.com
71
PDF 
ZIP