KT1610 Series - Cosmo Electronics

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KT1610 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

 Schematic
Description
The KT1600 series consist of two infrared emitting
diodes, connected in inverse parallel, optically coupled to a
1
4
2
3
phototransistor 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. Current transfer ratio
(CTR : Min. 80% at IF=±5mA VCE=5V)
7. 8mm outer creepage distance
8. AC input with transistor output
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
• Hybrid substrates that require high density mounting
• Programmable controllers
• Switch mode power supplies
• Microprocessor system interface
Cosmo Electronics Corp.
Document No. 69P10003.2
-1-
http://www.cosmo-ic.com
KT1610 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

Outside Dimension
Unit : mm
TOLERANCE : ±0.2mm
 Device Marking
Notes:
cosmo
161□
YWW
cosmo
161
□: CTR rank
Y: Year code / WW: Week code
YWW
Cosmo Electronics Corp.
Document No. 69P10003.2
-2-
http://www.cosmo-ic.com
KT1610 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
100
mW
Collector-Emitter voltage
VCEO
80
V
Emitter-Collector voltage
VECO
7
V
Collector current
IC
50
mA
Collector power dissipation
PC
150
mW
Total power dissipation
Ptot
250
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
Parameter
(Ta=25℃)
Symbol
Conditions
Min.
Typ.
Max.
Unit
Forward voltage
VF
IF=±20mA
–
1.2
1.4
V
Terminal capacitance
Ct
V=0, f=1KHZ
–
30
250
pF
Collector dark current
ICEO
VCE=20V, IF=0
–
–
0.1
uA
BVCEO
Ic=0.1mA, IF=0
80
-
-
V
BVECO
IE=100uA, IF=0
7
-
-
V
IF=±5mA, VCE=5V
50
–
300
%
–
0.1
0.3
V
10
–
Ω
–
0.6
1.0
pF
–
5
20
us
–
4
20
us
Input
Collector-Emitter breakdown
Output voltage
Emitter-Collector breakdown
voltage
Current transfer ratio
Collector-Emitter saturation
voltage
Transfer
charac- Isolation resistance
teristics
Floating capacitance
Response time (Rise)
CTR
VCE(sat) IF=±10mA, Ic=1mA
Riso
Cf
DC500V, 40 to 60%RH
V=0, f=1MHZ
tr
Vcc=2V,Ic=2mA,RL=100Ω
Response time (Fall)
Cosmo Electronics Corp.
Document No. 69P10003.2
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-3-
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KT1610 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo
Fig.1 Current Transfer Ratio
vs. Forward Current
Current Transfer Ratio
CTR ( % )
500
Classification table of current
transfer ratio is shown below.
CTR Rank
KT1610
CTR ( % )
50 TO 300
VCE=5V
Ta=25℃
450
400
350
300
250
200
150
100
50
0
0 0.5 1
2
5 10
20
50
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 = 2 0 V
-6
10
10
10
10
-7
-8
-9
-1 0
10
-1 1
10
0
25
55
75
100
-5 5
125
Ambient Temperature Ta (℃)
25
50
75
100
115
Fig.5 Forward Current
vs. Forward Voltage
500
Forward Current IF ( mA )
60
Forward Current IF ( mA )
0
Ambient Temperature Ta (℃)
Fig.4 Forward Current
vs. Ambient Temperature
50
40
30
20
10
0
-55
-2 5
0
25
50
75
25℃
Ta=75℃
50℃
100
50
0℃
-25℃
20
10
5
2
1
0
115 125
0.5
1.0
1.5
2.0
2.5
3.0
Forward Voltage VF (V)
Ambient Temperature Ta (℃)
Cosmo Electronics Corp.
Document No. 69P10003.2
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KT1610 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo
Fig.6 Collector Current
vs. Collector-Emitter Voltage
Fig.7 Relative Current Transfer Ratio
vs. Ambient Temperature
150
Relative Current Transfer
Ratio ( % )
Collector Current IC (mA)
Ta=25℃
50
I F =±3 0m A
I F =±2 0m A
40
I F = ±1 0m A
30
P C (M A X )
20
I F = ±5m A
10
0
5
I F = ±5m A
V ce= 5V
100
50
0
-55
10
Collector-Emitter Voltage VCE (V)
Collector-Emitter Saturation
Voltage VCE ( V )
Collector-Emitter Saturation
Voltage VCE ( V )
75
115
0 .1 2
0 .1 0
0 .0 8
0 .0 6
0 .0 4
0 .0 2
0
0
25
50
75
Ta=25° C
6
Ic=0.5m A
5
Ic=1m A
4
Ic=3m A
3
Ic=7m A
1
0
115
Fig.11 Response Time (Fall)
vs. Load Resistance
Response Fall Time ( us )
100
tr
20
10
5
2
1
0 .5
0 .2
0 .1
0 .1
1
50
VC E = 2 V
Ic = 2 m A
T a = 2 5 °C
tf
20
10
5
2
1
0 .5
0 .2
0 .1
10
0 .1
Load Resistance RL (KΩ)
Cosmo Electronics Corp.
Document No. 69P10003.2
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5
0
Forward Current IF (mA)
Fig.10 Response Time (Rise)
vs. Load Resistance
VC E = 2 V
Ic = 2 m A
Ta=25°C
Ic=5m A
2
Ambient Temperature Ta (℃)
Response Rise Time ( us )
50
7
IF = ± 1 0 m A
Ic = 1 m A
0 .1 4
50
25
Fig.9 Collector-Emitter Saturation
Voltage vs. Forward Current
0 .1 6
100
0
Ambient Temperature Ta (℃)
Fig.8 Collector-Emitter Saturation Voltage
vs. Ambient Temperature
-5 5
-25
1
10
Load Resistance RL (KΩ)
-5-
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KT1610 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

Test Circuit for Response Time
Vcc
IF
RL
1
4
2
3
Vce
IF
Vce
90%
10%
tr
Cosmo Electronics Corp.
Document No. 69P10003.2
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KT1610 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. 69P10003.2
-7-
http://www.cosmo-ic.com
KT1610 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

Numbering System
KT1610 (Z)
Notes:
KT1610 = 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. 69P10003.2
-8-
http://www.cosmo-ic.com
KT1610 Series
4PIN LSOP PHOTOTRANSISTOR
PHOTOCOUPLER
cosmo

4-pin LSOP Carrier Tape & Reel
TOLERANCE : ±0.2mm
Cosmo Electronics Corp.
Document No. 69P10003.2
-9-
http://www.cosmo-ic.com
KT1610 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. 69P10003.2
- 10 -
http://www.cosmo-ic.com
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