K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
z Description
The K1010 W series consist of an infrared emitting
diode, optically coupled to a phototransistor detector.
They are packaged in a 4-pin DIP package and available
in wide-lead spacing and SMD option.
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
z Schematic
z Features
1. Current transfer ratio
( CTRMin. 50% at IF=0.5mA VCE=5V )
2. High isolation voltage between input and output
( Viso5000Vrms )
3. Pb free and RoHS compliant
4. MSL class 1
5. Agency Approvals:
UL Approved (No. E169586): UL1577
c-UL Approved (No. E169586)
VDE Approved (No. 101347): DIN EN60747-5-5
FIMKO Approved: EN60065, EN60950, EN60335
SEMKO Approved: EN60065, EN60950, EN60335
CQC Approved: GB8898-2011, GB4943.1-2011
1. Anode
2. Cathode
3. Emitter
4. Collector
z Applications
System appliances
Measuring instruments
Computer terminals
Programmable controllers
Medical instruments
Physical and chemical equipment
Signal transmission between circuits of different potentials and impedances
Cosmo Electronics Corp.
Document No. 69P00004.3
-1-
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
z Outside Dimension
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
Unit : mm
1.Dual-in-line type.
K10101W
7.62
6.50
4.60
0.25
1.20
0.50
13.00°
13.00°
2.54
3.Long creepage distance type
K10103W
7.62
6.50
4.60
0.25
10.16±0.50
1.20
2.54
0.50
2.Surface mount type.
K10104W
7.62
6.50
4.60
1.00
10.00±0.4
0~10°
1.20
2.54
4.Long creepage distance
for surface mount type.
K10106W
10.16
7.62
6.50
4.60
0.90±0.25
0.90±0.25
11.80+-00..25
0~10°
1.20
2.54
TOLERANCE±0.2mm
z Device Marking
cosmo
1010
817
YWW
W
Notes:
cosmo
1010
817
YWW
W
Y: Year code / WW: Week code
: CTR rank
Cosmo Electronics Corp.
Document No. 69P00004.3
-2-
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
z Absolute Maximum Ratings
Parameter
Forward current
Input
Peak forward current
Reverse voltage
Power dissipation
Collector-emitter voltage
Output
Emitter-collector voltage
Collector current
Collector power dissipation
Total power dissipation
Isolation voltage 1 minute
Operating temperature
Storage temperature
Soldering temperature 10 seconds
Symbol
IF
IFM
VR
PD
VCEO
VECO
IC
PC
Ptot
Viso
Topr
Tstg
Tsol
Rating
50
1
6
70
80
6
50
150
200
5000
-55 to +115
-55 to +125
260
(Ta=25)
Unit
mA
A
V
mW
V
V
mA
mW
mW
Vrms
z Electro-optical Characteristics
Parameter
Symbol
Conditions
Min. Typ.
Forward voltage
Peak forward voltage
Input
Reverse current
VF IF=20mA
VFM IFM=0.5A
IR VR=4V
- 1.2
--
--
Terminal capacitance
Output Collector dark current
Current transfer ratio
Collector-emitter saturation
Isolation resistance
Transfer
charac- Floating capacitance
teristics
Cut-off frequency
Response time ( Rise )
Response time ( Fall )
Ct V=0, f=1KHz
-
ICEO VCE=20V, IF=0
-
CTR IF=0.5mA, VCE=5V
50
VCE(sat) IF=20mA, IC=1mA
Riso DC500V
-
5x1010
Cf V=0, f=1MHz
-
fC VCC=5V, IC=2mA, RL=100Ω -
tr VCE=2V, IC=2mA, RL=100Ω -
tf -
30
-
-
0.1
1011
0.6
80
4
3
(Ta=25)
Max. Unit
1.8 V
3.0 V
10 μA
- pF
0.1 μA
600 %
0.2 V
-Ω
1.0 pF
- KHz
18 μs
18 μs
Cosmo Electronics Corp.
Document No. 69P00004.3
-3-
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
Classification table of current
transfer ratio is shown below.
K1010 W Model No.
CTR ( % )
K1010 WA
100 ~ 600
K1010 WE
50 ~ 600
Fig.1 Current Transfer Ratio
vs. Forward Current
800
700
600
500
400
300
200
100
0
0.1 0.5
12
5
V
T
Ca E
=
=
2
5
5
V
10 20
Fig.2 Collector Power Dissipation
vs. Ambient Temperature
250
200
150
100
50
0
-55
0
25 50 75
115 125
Ambient Temperature Ta (℃)
Fig.4 Forward Current
vs. Ambient Temperature
60
50
40
30
20
10
0
-55 0 25 50 75
115 125
Ambient Temperature Ta (℃)
Cosmo Electronics Corp.
Document No. 69P00004.3
-4-
Forward Current IF (mA)
Fig.3 Collector Dark Current
vs. Ambient Temperature
-5
10
VCE =20V
10-6
10-7
10-8
10-9
-10
10
-11
10
-55
0
25 50
75
Ambient Temperature Ta (℃)
Fig.5 Forward Current
vs. Forward Voltage
115
100
50
20 Ta=75°C
50°C
10
5
25° C
2 0°C
-25°C
1
0.5
0.2
0.1
0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
Forward Voltage VF (V)
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K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
Fig.6 Collector Current
vs. Collector-Emitter Voltage
6
I F =10mA
5
5mA
Ta=25°C
4
3 1mA
2
0.5mA
1
0.1mA
0
0123456789
Collector-Emitter Voltage VCE (V)
Fig.7 Relative Current Transfer Ratio
vs. Ambient Temperature
150
IF = 0 .5 m A
VC E = 5 V
100
50
0
-55 0
25 50 75
Ambient Temperature Ta ()
115
Fig.8 Collector-Emitter Saturation Voltage
vs. Ambient Temperature
0.16
IF = 2 0 m A
0.14
Ic=1m A
0.12
0.10
0.08
0.06
0.04
0.02
0
-55
0 25 50 75
115
Ambient Temperature Ta ()
Fig.10 Response Time ( Rise )
vs. Load Resistance
100
50
20
10
VCE = 2 V
Ic=2m A
Ta=25°C
tr
5
2
1
0 .5
0 .2
0 .1
0 .1
1
Load Resistance RL (KΩ)
Cosmo Electronics Corp.
Document No. 69P00004.3
10
-5-
Fig.9 Collector-Emitter Saturation
Voltage vs. Forward Current
7
6
5
4
3
2
1
0
0
Ta=25°C
Ic= 0.5m A
Ic= 1m A
Ic=3mA
Ic=5mA
Ic= 7m A
5 10
Forward Current IF (mA)
Fig.11 Response Time ( Fall )
vs. Load Resistance
100
50
20
10
5
2
1
V CE= 2 V
Ic=2m A
T a= 25 °C
tf
0 .5
0 .2
0 .1
0.1 1 10
Load Resistance RL (KΩ)
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K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
z Test Circuit for Response Time
Vcc
IF 1
RL
4 Vce
IF
23
Vce
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
90%
10%
tr tf
Cosmo Electronics Corp.
Document No. 69P00004.3
-6-
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
z Recommended Soldering Conditions
(a) Infrared reflow soldering
„ Peak reflow soldering
260or below (package surface temperature)
„ Time of peak reflow temperature
10 sec
„ Time of temperature higher than 230℃:
30-60 sec
„ Time to preheat temperature from 180~190℃: 60-120 sec
„ Time(s) of reflow
Two
„ Flux
Rosin flux containing small amount of chlorine (The
flux with a maximum chlorine content of 0.2 Wt% is
recommended.)
Recommended Temperature Profile of Infrared Reflow
260
10 sec Max.
230
190
180
60-120 sec
t (s)
30-60 sec
(b) Wave soldering
„ Temperature
„ Time
„ Preheating conditions
„ Time(s) of reflow
„ Flux
260or below (molten solder temperature)
10 seconds or less
120or below (package surface temperature)
One
Rosin flux containing small amount of chlorine (The flux with a maximum
chlorine content of 0.2 Wt% is recommended.)
(c) Cautions
„ Fluxes
Avoid removing the residual flux with freon-based and chlorine-based
cleaning solvent.
„ Avoid shorting between portion of frame and leads.
Cosmo Electronics Corp.
Document No. 69P00004.3
-7-
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
z Numbering System
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
K1010 X W Y (Z)
Notes:
K1010 W = Part No.
X = Lead form option (1,3,4,6)
Y = CTR rank option (A , E)
Z = Tape and reel option (TLD,TRU)
Option
Description
4 (TLD) surface mount type package + TLD tape & reel option
Packing quantity
2000 units per reel
4 (TRU) surface mount type package + TRU tape & reel option
6 (TLD)
6 (TRU)
long creepage distance for surface mount type package +
TLD tape & reel option
long creepage distance for surface mount type package +
TRU tape & reel option
2000 units per reel
2000 units per reel
2000 units per reel
z Recommended Pad Layout for Surface Mount Lead Form
1.Surface mount type.
4 pin SMD
2.Long creepage distance
for surface mount type.
4 pin L
Cosmo Electronics Corp.
Document No. 69P00004.3
-8-
Unit : mm
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
z 4-pin SMD Carrier Tape & Reel
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
TOLERANCE±0.2mm
Cosmo Electronics Corp.
Document No. 69P00004.3
-9-
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
z 4-pin L Carrier Tape & Reel
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
TOLERANCE±0.2mm
Cosmo Electronics Corp.
Document No. 69P00004.3
- 10 -
http://www.cosmo-ic.com


K10103W (Cosmo)
LOW INPUT CURRENT PHOTOCOUPLER

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cosmo
z Application Notice
K1010 W Series
LOW INPUT CURRENT
PHOTOCOUPLER
The content of datasheet is the guidance for product use only. cosmo takes no responsibility to the
accuracy of the information provided here. For continuously improving all of products, including quality,
reliability, function...etc., cosmo reserves the right to change the specification, characteristics, data, materials,
and structure of products without notice. Please contact with cosmo to obtain the latest specification.
It would be required to comply with the absolute maximum ratings listed in the specification. cosmo has
no liability and responsibility to the damage caused by improper use of the products.
cosmo products are intended to be designed for use in general electronics application list below:
a. Personal computer
b. OA machine
c. Audio / Video
d. Instrumentation
e. Electrical application
f. Measurement equipment
g. Consumer electronics
h. Telecommunication
cosmo devices shall not be used or related with equipment requiring higher level of quality / reliability, or
malfunction, or failure which may cause loss of human life, bodily injury, includes, without limitation:
a. Medical and other life supporting equipments
b. Space application
c. Telecommunication equipment (trunk lines)
d. Nuclear power control
e. Equipment used for automotive vehicles, trains, ships...etc.
This publication is the property of cosmo. No part of this publication may be reproduced or copied in any form
or any means electronically or mechanically for any purpose, in whole or in part without any written permission
expressed from cosmo.
Cosmo Electronics Corp.
Document No. 69P00004.3
- 11 -
http://www.cosmo-ic.com




K10103W.pdf
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