KT1310 Series - Cosmo Electronics

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KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

 Schematic
Description
The KT1310 series consist of two infrared emitting
diodes, connected in inverse parallel, optically coupled to
a photo darlington detector. They are packaged in a 4-pin
LSOP wide body package. It features a high current
transfer ratio, low coupling capacitance and high isolation
voltage.
1. Anode/ Cathode
2. Anode/ Cathode
3. Emitter
4. Collector

Features
1. Halogen free
2. Pb free and RoHS compliant
3. Temperature range -55℃ to 115℃
4. High isolation voltage 5000Vrms
5. Opaque type, SMD low profile 4 lead package
6. High current transfer ratio
(CTR=2000%TYP.@ IF=±1 mA, VCE=2V )
7. 8mm outer creepage distance
8. AC input response
9. MSL class 1
10. Agency Approvals:
• UL Approved (No. E169586): UL1577
• c-UL Approved (No. E169586)
• VDE Approved (No. 40031267): DIN EN60747-5-5
• FIMKO Approved: EN60065, EN60950, EN60335, EN60601
• SEMKO Approved: EN60065, EN60950, EN60335
• CQC Approved: GB8898-2011, GB4943.1-2011

Applications
• Programmable logic controllers.
• Measuring instruments.
• Hybrid IC.
Cosmo Electronics Corp.
Document No. 69P26002.2
-1-
http://www.cosmo-ic.com
KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

Outside Dimension
Unit : mm
TOLERANCE : ±0.2mm

Device Marking
Notes:
cosmo
131□
YWW
cosmo
131
□: CTR rank
Y: Year code / WW: Week code
YWW
Cosmo Electronics Corp.
Document No. 69P26002.2
-2-
http://www.cosmo-ic.com
KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

Absolute Maximum Ratings
(Ta=25℃)
Parameter
Input
Symbol
Unit
Forward current
IF
±50
mA
Peak forward current
IFP
±1
A
Power dissipation
PD
70
mW
Collector-Emitter voltage
VCEO
35
V
Emitter-Collector voltage
VECO
5
V
Collector current
IC
150
mA
Collector power dissipation
PC
150
mW
Total power dissipation
Ptot
170
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
℃
Output

Rating
Electro-optical Characteristics
Input
Parameter
Symbol
Forward voltage
VF
Peak forward voltage
Terminal capacitance
Output Collector dark current
Current transfer ratio
(Ta=25℃)
Conditions
Min.
Typ.
Max.
Unit
IF=±20mA
–
1.2
1.4
V
VFP
IFP=±0.5A
–
–
3.5
V
Ct
V=0, f=1MHZ
–
60
–
pF
ICEO
VCE=10V,IF=0mA
–
–
1.0
uA
CTR
IF=±1mA, VCE=2V
200
2000
–
%
–
–
1.0
V
–
Ω
Collector-Emitter saturation
VCE(sat) IF=±1mA, Ic=2mA
Transfer voltage
characIsolation resistance
Riso
DC500V, 40 to 60%RH
teristics
Floating capacitance
Cf
V=0, f=1MHZ
Response time (Rise)
tr
Vcc=5V,Ic=2mA,RL=100Ω
Response time (Fall)
Cosmo Electronics Corp.
Document No. 69P26002.2
tf
-3-
10
5x10
11
10
–
0.4
–
200
–
μs
–
200
–
μs
pF
http://www.cosmo-ic.com
KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo
Current Transfer Ratio
CTR ( % )
Fig.1 Current Transfer Ratio
vs. Forward Current
Classification table of current
transfer ratio is shown below.
CTR Rank
KT1310
CTR ( % )
Min.200
VC E = 2 V
T a =2 5°C
8000
6000
4000
2000
1000
0
0
0 .2
0 .5
1
2
5
10
Forward Current IF (mA)
Fig.2 Collector Power Dissipation
vs. Ambient Temperature
Fig.3 Collector Dark Current
vs. Ambient Temperature
Collector Dark Current
ICEO ( A )
Collector Power Dissipation
PC ( mW )
-5
10
200
150
100
50
0
-55
V CE = 1 0 V
-6
10
-7
10
-8
10
-9
10
-1 0
10
-1 1
0
25
55
75
100
10
125
-5 5
0
Ambient Temperature Ta (℃)
60
80
100
115
Fig.5 Forward Current
vs. Forward Voltage
500
Forward Current IF ( mA )
60
Forward Current IF ( mA )
40
Ambient Temperature Ta (℃)
Fig.4 Forward Current
vs. Ambient Temperature
50
40
30
20
10
0
-55
20
200
Ta=75°C
50°C
100
25°C
0°C
-25°C
50
20
10
5
2
1
0
25
50
75
0
115 125
1.0
1.5
2.0
2.5
3.0
Forward Voltage VF (V)
Ambient Temperature Ta (℃)
Cosmo Electronics Corp.
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KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo
Fig.6 Collector Current
vs. Collector-Emitter Voltage
150
200
T a = 2 5 °C
Relative Current Transfer
Ratio ( % )
Collector Current IC (mA)
Fig.7 Relative Current Transfer Ratio
vs. Ambient Temperature
180
160
140
I
F
= ±1 5m A
120
I F ± 10m A
100
P c (M A X )
I F = ± 5m A
80
60
I F = ± 2m A
40
I
F
= ± 1m A
20
0
1
2
3
4
5
100
50
0
-5 5
Collector-Emitter Voltage VCE (V)
50 0
Response Time ( us )
Collector-Emitter Saturation
Voltage VCE ( V )
1 000
Ic=0.5m A
Ic=1m A
Ic=3m A
Ic=5m A
4.8
Ic=7m A
Ic=30m A
3.2
0
25
50
75
100 115
Fig.9 Response Time
vs. Load Resistance
Ta=25°C
6.4
-2 5
Ambient Temperature Ta (℃)
Fig.8 Collector-Emitter Saturation
Voltage vs. Forward Current
8.0
IF= ± 1 m A
V CE= 2 V
Ic=50m A
1.6
20 0
VC C =5V
Ic = 2m A
T a = 25°C
tr
tf
10 0
50
20
td
10
5
ts
2
1
0
0
0.8
1.6
2.4
3.2
0.0 1
4.0
Forward Current IF (mA)
Cosmo Electronics Corp.
Document No. 69P26002.2
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1
10
Load Resistance RL (KΩ)
-5-
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KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

Test Circuit for Response Time
VCC
RL
IF
1
4
2
3
Vce
IF
Vce
90%
10%
tr
Cosmo Electronics Corp.
Document No. 69P26002.2
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KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo
 Recommended Soldering Conditions
(a) Infrared reflow soldering:

Peak reflow soldering:
260℃ or 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
10 sec M ax.
temperature
260℃
230℃
190℃
3 0 -6 0 s e c
180℃
6 0 -1 2 0 s e c
t (s )
(b) Wave soldering:

Temperature:
260℃ or below (molten solder temperature)

Time:
10 seconds or less

Preheating conditions:
120℃ or below (package surface temperature)

Time(s) of reflow:
One

Flux:
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. 69P26002.2
-7-
http://www.cosmo-ic.com
KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

Numbering System
KT1310 (Z)
Notes:
KT1310 = Part No.
Z = Tape and reel option (TLD、TRU)
Option

Description
Packing quantity
TLD
TLD tape & reel option
3000 units per reel
TRU
TRU tape & reel option
3000 units per reel
Recommended Pad Layout for Surface Mount Lead Form
Unit :mm
Cosmo Electronics Corp.
Document No. 69P26002.2
-8-
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KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

4-pin LSOP Carrier Tape & Reel
TOLERANCE : ±0.2mm
Cosmo Electronics Corp.
Document No. 69P26002.2
-9-
http://www.cosmo-ic.com
KT1310 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

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.
Cosmo Electronics Corp.
Document No. 69P26002.2
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http://www.cosmo-ic.com
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