Document
Photocoupler
KPC714 • KPC724 • KPC744
These Photocouplers consist of two Gallium Arsenide Infrared Emitting Diodes connected in a reverse-paralled configuration for AC-input and a Silicon NPN Phototransistor per a channel
The KPC714 has one channel in a 4-pin DIP package The KPC724 has two channels in a 8-pin DIP package The KPC744 has four channels in a 16-pin DIP package
FEATURES • Small Package Size • Collector-Emitter Voltage : Min.35V • Current Transfer Ratio : 50% Min.(at IF= 5mA) • Electrical Isolation Voltage : AC2500Vrms • UL Recognized File No. E107486
APPLICATIONS • AC Signal Input • Interface between two circuits of difference • Vending Machine • Cordless Phone, Key Phone • Programmable Logic Control
DIMENSION KPC714
43
KPC724
(Unit : mm)
87
65
6.5 0.25
6.5 0.25
Orientation Mark 4.6 0.25
12
7.62 0.25 6.5
0.51Min. 3.5 0.25 2.5Min.
0.5 1.2
2.54
0.25
0 ~15
KPC744
0.25
Orientation Mark 9.7 0.25
12 3 4
7.62 0.25 6.5
0.51Min. 3.5 0.25
2.5Min.
0.5 1.2
2.54
0.25
0 ~15
0.25
16 15 14 13 12 11 10 9
6.5 0.25
Orientation Mark 19.8 0.25
0.51Min. 3.5 0.25
0.5 1.2
2.54 0.25
2.5Min.
123 45 6 78
7.62 0.25 6.5
0 ~15
1/3
0.25
Photocoupler
KPC714 • KPC724 • KPC744
MAXIMUM RATINGS Parameter
Input
Forward Current Peak Forward Current*1
Power Dissipation
Collector-Emitter Breakdown Voltage
Output
Emitter-Collector Breakdown Voltage Collector Current
Collector Power Dissipation Input to Output Isolation Voltage*2 Storage Temperature
Operating Temperature Lead Soldering Temperature*3
Total Power Dissipation
*1. Input current with 100 pulse width, 1% duty cycle
*2. Measured at RH=40~60% for 1min
*3. 1/16 inch form case for 10sec
Symbol IF IFP PD
BVCEO BVECO
IC PC Viso Tstg Topr Tsol Ptot
Rating 50 1
70 35 6 50 150 AC2500 -55~+125 -30~+100 260 200
(Ta=25 ) Unit mA A mW V V mA mW Vrms
mW
ELECTRO-OPTICAL CHARACTERISTICS Parameter
Forward Voltage Input
Capacitance Collector-Emitter Breakdown Voltage Emitter-Collector Breakdown Voltage Output Collector Dark Current Capacitance Current Transfer Ratio*4 Collector-Emitter Saturation Voltage Input-Output Capacitance Coupled Input-Output Isolation Resistance Rise Time Fall Time
Symmetry Ratio *4. CTR=(IC/IF) X 100 (%)
Symbol
Condition
(Ta=25 Min.
VF IF= 10mA
-
CT V=0, f=1kHz
-
BVCEO IC=0.5mA
35
BVECO IE=0.1mA
6
ICEO IF=0, VCE=24V
-
CCE VCE=0, f=1kHz
-
CTR IF= 5mA, VCE=5V
50
VCE(SAT) IF= 5mA, IC=1mA
-
CIO V=0, f=1kHz
-
RIO RH=40~60%, V=500V -
tr VCE=5V, RL=100
-
tf IC=2mA
-
CTR1/CTR2
1
, unless otherwise noted) Typ. Max. Unit.
1.15 1.30 V
30 - pF
- -V
- -V
- 100 nA
10 - pF
- 600 %
0.2 0.4 V
1 - pF
1011
-
4-
4-
-3
2/3
Photocoupler
KPC714 • KPC724 • KPC744
Forward Current IF (mA)
Forward Current vs. Ambient Temperature
50
40
30
20
10
0 -20 0 20 40 60 80 100
Ambient Temperature Ta ( )
Collector Power Dissipation PC (mW)
Collector Power Dissipation vs. Ambient Temperature
250
200
150
100
50
0 -20 0 20 40 60 80 100
Ambient Temperature Ta ( )
Collector Current vs. Collector-Emitter Voltage
Ta=25
I F=30mA 40
IF=25mA IF=20mA
30 I F=15mA
PC(max.) 20
I F=10mA
I F=5mA 10
0 2 4 6 8 10 Collector-Emitter Voltage VCE (V)
Dark Current ICEO ( )
Dark Current vs. Ambient Temperature
1
0.1 0.01
VCE=24V
0.001 0
20 40 60 Ambient Temperature Ta ( )
80
Collector Current IC (mA)
Forward Current IF (mA)
Forward Current vs. Forward Voltage
100
80
60
Ta=70 40
Ta=25
20
Ta=-55 0
0.4 0.8
1.2 1.6
Forward Voltage VF (V)
Collector Current vs. Ambient Temperature
100
IF=20mA 10 IF=10mA
IF=5mA
1 I F=1mA
0 -20 0 20 40 60 80
Ambient Temperature Ta ( )
Collector Current IC (mA)
Response Time tr, tf ( )
Response Time vs. Load Resistance
500 VCE=5V IC=2mA Ta=25
100
10
1
0.1 0.1
1.0 2.0
Load Resistance RL )
CCoolllleeccttoorr CCuurrrreenntt IICC ((mmAA))
CCoolllleeccttoorr CCuurrrreenntt vvss.. FFoorrwwaarrdd CCuurrrreenntt
110000 TTaa==2255 VVCCEE==55VV
1100
11
00..11
00..0011 00..000011
00..11
11 10 FFoorrwwaarrdd CCuurrrreenntt IIFF ((mmAA))
100
Switching Time Test Circuit
VCC
R VIN
RL VO
Test Circuit
Waveform
3/3
.