深圳市丰泽基电子有限公司

Cosmo Electronics Corp.

Document No. 69P01001.2 - 1 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 Description

The K2010 series consist of an infrared emitting

diode, optically coupled to a phototransistor detector.

They are packaged in a 6-pin DIP package and available

in wide-lead spacing and SMD option.

 Schematic

3

2

4

5

1 6

1. Anode

2. Cathode

3. NC

4. Emitter

5. Collector

6. Base

 Features

1. Current transfer ratio

( CTR：Min. 60% at IF=2mA VCE=5V )

2. High isolation voltage between input and output

( Viso：5000Vrms )

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

 Applications

• Registers, copies, automatic vending machines

• System appliances, measuring instruments

• Computer terminals, programmable controllers

• Communications, telephone, etc

• Electric home appliances, such as oil fan heaters, microwave oven, washer, refrigerator, air conditioner

• Medical instruments, physical and chemical equipment

• Signal transmission between circuits of different potentials and impedances

• Facsimile equipment, audio, video

• Switching power supply, laser beam printer

Cosmo Electronics Corp.

Document No. 69P01001.2 - 2 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 Outside Dimension Unit : mm

K20101X K20102X

K20103X K20106X

TOLERANCE：±0.2mm

6.50

7.62

0.25

o

13.00

2.54

o

13.00

7.30

3.50

1.20

5.08

3.00

0.40

2.70

0.50

7.30

0.25

10.00±0.4

1.00

6.50

7.62

0~10°

0.10±0.1

1.20

2.54

3.50

2.54

7.30

3.50 3.00

0.30

1.20 0.50

2.54

2.70

5.08

6.50

7.62

0.25

10.16±0.50

0~10°

±0.2 0.25

6.50

7.62

10.16

0.90±0.25 0.90±0.25

11.80+0.2

-0.5

7.30

5.08

1.20

3.50

2.54

1.Dual-in-line type. 2.Surface mount type.

3.Long creepage distance type 4.Long creepage distance

for surface mount type.

 Device Marking

Notes:

cosmo

2010

4N35

YWW Y: Year code / WW: Week code

□ □:CTR rank

cosmo

2010

YWW

4N35

Cosmo Electronics Corp.

Document No. 69P01001.2 - 3 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 Absolute Maximum Ratings (Ta=25℃)

Parameter Symbol Rating Unit

Input

Forward current IF 50 mA

Peak forward current IFM 1 A

Reverse voltage VR 6 V

Power dissipation PD 70 mW

Output

Collector-emitter voltage VCEO 80 V

Emitter-collector voltage VECO 6 V

Collector-base voltage VCBO 60 V

Emitter-base voltage VEBO 6 V

Collector current IC 50 mA

Collector power dissipation PC 150 mW

Total power dissipation Ptot 200 mW

Isolation voltage 1 minute Viso 5000 Vrms

Operating temperature Topr -55 to +115 ℃

Storage temperature Tstg -55 to +125 ℃

Soldering temperature 10 seconds Tsol 260 ℃

 Electro-optical Characteristics (Ta=25℃)

Parameter Symbol Conditions Min. Typ. Max. Unit

Input

Forward voltage VF IF=20mA - 1.2 1.4 V

Peak forward voltage VFM IFM=0.5A - - 3.5 V

Reverse current IR VR=4V - - 10 μA

Terminal capacitance Ct V=0, f=1KHz - 30 - pF

Output Collector dark current ICEO VCE=20V, IF=0 - - 0.1 μA

Transfer

charac￾teristics

Current transfer ratio CTR IF=2mA, VCE=5V 60 - 600 %

Collector-emitter saturation VCE(sat) IF=20mA, IC=1mA - 0.1 0.3 V

Isolation resistance Riso DC500V 5x1010 1011 - Ω

Floating capacitance Cf V=0, f=1MHz - 0.6 1.0 pF

Cut-off frequency fC VCC=5V, IC=2mA, RL=100Ω - 80 - KHz

Response time ( Rise ) tr

VCE=2V, IC=2mA, RL=100Ω - 5 20 μs

Response time ( Fall ) tf - 4 20 μs

Cosmo Electronics Corp.

Document No. 69P01001.2 - 4 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

Classification table of current

transfer ratio is shown below.

K2010 Model No. CTR ( % )

K2010 A 60 ~ 160

K2010 B 130 ~ 260

K2010 C 200 ~ 400

K2010 D 300 ~ 600

K2010 E 60 ~ 600

Fig.1 Current Transfer Ratio

vs. Forward Current

Current Transfer Ratio

CTR ( % )

1 2 5 20 50

0

50

100

150

200

250

300

350

400

450

500

Ta=25℃

0 10

V =5V

0.5

CE

Forward Current IF (mA)

Fig.2 Collector Power Dissipation

vs. Ambient Temperature

Fig.3 Collector Dark Current

vs. Ambient Temperature

Collector Power Dissipation

PC ( mW )

-55 0 25

50

0

100

50 75 125

200

150

250

115

Collector Dark Current

ICEO ( A )

-8 10

-55 0 25

10

-11

10

-10

-9 10

V =20V

10-7

10-6

10-5

50 75 115

CE

Ambient Temperature Ta (℃) Ambient Temperature Ta (℃)

Fig.4 Forward Current

vs. Ambient Temperature

Fig.5 Forward Current

vs. Forward Voltage

Forward Current IF ( mA )

60

10

-55

0

20

0 25

30

40

50

50 75 115 125

Forward Current IF ( mA )

500

1.8

-25°

1.0 1.2 1.4 1.6

20

2

5

10

50°

Ta=75°

C

50

100

200 C

2.0 2.2 2.4

C

25° C

0°C

1

Ambient Temperature Ta (℃) Forward Voltage VF (V)

Cosmo Electronics Corp.

Document No. 69P01001.2 - 5 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

Fig.6 Collector Current

vs. Collector-Emitter Voltage

Fig.7 Relative Current Transfer Ratio

vs. Ambient Temperature

Collector Current IC (mA)

0

0 1

5

10

2 3 4 5 6 7

5mA

8 9

20mA I =30mA

20

15

25

30

Ta=25°

10mA

F C

Relative Current Transfer

Ratio ( % )

-55

0

-25

50

25 50 75 115

I =2mA

V =5V

150

100

0

F

CE

Collector-Emitter Voltage VCE (V) Ambient Temperature Ta (℃)

Fig.8 Collector-Emitter Saturation Voltage

vs. Ambient Temperature

Fig.9 Collector-Emitter Saturation

Voltage vs. Forward Current

Collector-Emitter Saturation

Voltage VCE ( V )

0

-55 0 25 50 75 115

Ic=1m A

0.02

0.04

0.06

0.10

0.08

0.12

0.16

0.14

I =20m A F

Collector-Emitter Saturation

Voltage VCE ( V )

0 1 3 5 7 9 1 2 1 5 0

1

2

4

3

5

6

I c = 5 m A

I c = 7 m A

I c = 1 m A

I c = 3 m A

I c = 0 . 5 m A

T a = 2 5 C

Ambient Temperature Ta (℃) Forward Current IF (mA)

Fig.10 Response Time (Rise)

vs. Load Resistance

Fig.11 Response Time (Fall)

vs. Load Resistance

Response Rise Time ( us )

0.03 0.1 0.2 0.5 1 2 5

T a=25° C

2

0.5

0.1

0.2

1

10

5

20

tr

V =2V

Ic= 2m A

100

50

10

CE

Response Fall Time ( us )

0.03 0.1 0.2 0.5 1 2 5 10

T a=25° C

2

0.1

0.2

1

0.5

5

20

10

100

50 Ic= 2m A

V =2V

tf

C E

Load Resistance RL (KΩ) Load Resistance RL (KΩ)

Cosmo Electronics Corp.

Document No. 69P01001.2 - 6 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 Test Circuit for Response Time

IF

VCE

tr tf

90%

10%

2

1

4

5

RL

VCC

IF VCE

Cosmo Electronics Corp.

Document No. 69P01001.2 - 7 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 Recommended Soldering Conditions

(a) Infrared reflow soldering：

 Peak reflow soldering：

 Time of peak reflow temperature：

 Time of temperature higher than 230℃：

 Time to preheat temperature from 180~190℃：

 Time(s) of reflow：

 Flux：

260℃ or below (package surface temperature)

10 sec

30-60 sec

60-120 sec

Two

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

1 80℃

1 90℃

230℃

260℃

6 0-120 se c

30-6 0 s ec

t (s)

temperature

10 sec M a x.

(b) Wave soldering：

 Temperature：

 Time：

 Preheating conditions：

 Time(s) of reflow：

 Flux：

260℃ or below (molten solder temperature)

10 seconds or less

120℃ or 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. 69P01001.2 - 8 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 Numbering System

K2010 X Y (Z)

Notes:

K2010 = Part No.

X = Lead form option (1,2,3,6)

Y = CTR rank option (A ~ E)

Z = Tape and reel option (TL,TR,TLD,TRU)

Option Description Packing quantity

2 (TL) surface mount type package + TL tape & reel option 1000 units per reel

2 (TR) surface mount type package + TR tape & reel option 1000 units per reel

6 (TLD) long creepage distance for surface mount type package +

TLD tape & reel option

1000 units per reel

6 (TRU) long creepage distance for surface mount type package +

TRU tape & reel option

1000 units per reel

 Recommended Pad Layout for Surface Mount Lead Form

Unit : mm

2.Long creepage distance

for surface mount type.

6 pin SMD 6 pin L

1.Surface mount type.

Cosmo Electronics Corp.

Document No. 69P01001.2 - 9 -

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 6-pin SMD Carrier Tape & Reel

TOLERANCE：±0.2mm

Cosmo Electronics Corp.

Document No. 69P01001.2 - 10 -

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 6-pin L Carrier Tape & Reel

TOLERANCE：±0.2mm

TLD TRU

Cosmo Electronics Corp.

Document No. 69P01001.2 - 11 - 

cosmo

K2010 Series

6PIN PHOTOTRANSISTOR

PHOTOCOUPLER

 Application Notice

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.