High Reliability Photocoupler
Features
1. High isolation voltage (BV=2500 Vrms)
2. Samall and thin package (4pin SOP, Pin pitch 1.27 mm)
3. High collector to emitter voltage (V
CEO
=80V)
4. AC input response
5. High-speed switching (tr=3μS TYP., tf=5μS TYP.)
KPS2805
UL
1577 (File No.E169586)
Outside Dimension:Unit
(mm)
Applications
1. Progammable logic controllers
2. Measuring instruments
3. Hybrid IC
Schematic:Top View
1. Anode / Cathode
2. Cathode / Anode
3. Emitter
4. Collector
Absolute Maximum Ratings
Parameter
Input
Forward current (DC)
Power dissipation derating
Power dissipation
Peak forward current
Output
1
(Ta=25°C)
Symbol
I
F
P
D
/
°
C
P
D
I
FP
V
CEO
V
ECO
I
C
P
C
/
°
C
P
C
Viso
Topr
Tstg
Rating
50
0.6
60
1
80
6
50
1.2
120
2500
-30 to +100
-55 to +150
Unit
mA
mW /
°
C
mW
A
V
V
mA
mW /
°
C
mW
Vrms
°
C
°
C
Collector-emitter voltage
Emitter-collector voltage
Collector current
Power dissipation derating
Total power dissipation
Isolation voltage
2
Operating temperature
Storage temperature
1 PW=100
μs,
duty cycle=1%
2 AC voltage for 1 minute at T
A
=25¡C, RH=60% between input and output
Electro-optical Characteristics
Parameter
Input
Output
Transfer
charac-
teristics
Forward voltage
Terminal capacitance
Collector-emitter dark current
Current transfer ratio (I
C
/ I
F
)
CTR ratio
1
(Ta=25°C)
Symbol
V
F
Ct
I
CEO
CTR
CTR1/CTR2
V
CE
(sat)
R
I
-
O
C
I
-
O
2
2
Conditions
I
F
=
5mA
V=0V, f=1.0MHz
V
CE
=80V, I
F
=0mA
I
F
=
I
F
=
5mA, V
CE
=5V
10mA, I
C
=2mA
MIN.
TYP.
1.1
60
MAX.
1.4
100
Unit
V
pF
nA
%
V
ohm
pF
μS
μS
80
0.3
旄
5X10
10
600
1.0
10
11
I
F
=5mA, V
CE
=5V
V
I
-
O
=500VDC
V=0V, f=1.0MHZ
V
CE
=5V, I
C
=2mA, R
L
=100ohm
3.0
0.3
Collector saturation voltage
Isolation resistance
Floating capacitance
Respone time (Rise)
Respone time (Fall)
0.4
3
5
tr
tf
22
c
2004
cosmo
ELECTRONICS CORPORATION
http://www.cosmo-ic.com
KPS2805
1 CTR1=I
C
1
/ I
F
1
, CTR1=I
C
2
/ I
F
2
Fig.1
Current Transfer Ratio vs.
Forward Current
Collector Power Dissipation Pc (mW)
Forward Current I
F
(mA)
Fig.2
Collector Power Dissipation vs.
Ambient Temperature
2 Test circuit for switching time
Current transfer ratio CTR (%)
Ambient Temperature Ta (°C)
Fig.3
Collector Dark Current vs.
Ambient Temperature
Fig.4
Forward Current vs.
Ambient Temperature
Fig.5
Forward Current vs.
Forward Voltage
Collector Dark Current Iceo (A)
Forward Current I
F
(mA)
Ambient Temperature Ta (°C)
Ambient Temperature Ta (°C)
Forward Current I
F
(mA)
Forward Voltage V
F
(V)
Fig.6
Collector Current vs.
Collector-emitter Voltage
Collector-emitter Saturation Voltage V
CE
(V)
Fig.7
Collector-emitter Saturation
Voltage vs. Ambient Temperature
Collector-emitter Saturation Voltage V
CE
(V)
Ambient Temperature Ta (°C)
Fig.8
Collector-emitter Saturation
Voltage vs. Forward Current
Collector Current Ic (mA)
Collector-emitter Voltage V
CE
(V)
Forward Current I
F
(mA)
Fig.9
Response Time vs.
Load Resistance
Fig.10
Response Time vs.
Load Resistance
Fig.11
Relative Current Transfer Ratio
vs. Ambient Temperature
Load Resistance R
L
(K ohm)
Load Resistance R
L
(K ohm)
Relative Current Transfer Ratio (%)
Response Rise Time (us)
Response Rise Time (us)
Ambient Temperature Ta (°C)
c
2004
cosmo
ELECTRONICS CORPORATION
http://www.cosmo-ic.com
23