KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo 1 z Description z Schematic The KT1410 series consist of a photodarlington to a gallium arsenide 4 coupled 2 optically infrared-emitting diode in a 4 pin LSOP wide body 3 package. Collector-emitter voltage is 300V. It features a high current transfer ratio, low coupling capacitance and high isolation voltage. 1. Anode 2. Cathode 3. Emitter 4. Collector z Features 1. Halogen free 2. Pb free and RoHS compliant 3. Temperature range -55℃ to 115℃ 4. Opaque type, SMD low profile 4 lead package 5. High collector-emitter voltage (VCEO : 300V) 6. High current transfer ratio (CTR : Min.1000% at IF =1mA,VCE =2V) 7. High isolation voltage 5000Vrms 8. 8mm outer creepage distance 9. Agency Approvals: • UL1577 / CUL C22.2 No.1 & NTC No.5, File No. E169586 • VDE EN 60747, File No.40031267 • FMIKO EN 60065, EN 60950, File No.FI26204 M1 • CQC GB4943 / GB8898-2011, File No. CQC11001057770,CQC11001057771 • CQC GB4943 / GB8898-2011,File No. CQC11001057773,CQC11001057775 z Applications • Telephone sets • Copiers, facsimiles • Interfaces with various power supply circuits power distribution boards. • Hybrid substrates which require high density mounting Cosmo Electronics Corp. Document No. 69P20003.1 -1- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo z Unit : mm Outside Dimension TOLERANCE : ±0.2mm z Device Marking Notes: cosmo 141□ YWW cosmo 141 □:CTR rank Y: Year code / WW: Week code YWW Cosmo Electronics Corp. Document No. 69P20003.1 -2- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo z (Ta=25℃) Absolute Maximum Ratings Parameter Input Output z Symbol Rating Unit Forward current IF 50 mA Peak forward current IFP 1 A Reverse voltage VR 6 V Power dissipation PD 70 mW Collector-Emitter voltage VCEO 300 V Emitter-Collector voltage VECO 0.1 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 ℃ (Ta=25℃) Electro-optical Characteristics Parameter Input Symbol Conditions Min. Typ. Max. Unit Forward voltage VF IF=20mA – 1.2 1.4 V Reverse current IR VR=4V – – 10 uA Terminal capacitance Ct V=0, f=1KHZ – 30 - pF Collector dark current ICEO VCE=200V, IF=0 – – 1 uA Ic=0.1mA, IF=0 300 - - V IF=1mA, VCE=2V 1000 – - % – - 1.5 V 5x1010 1011 – Ω – 0.6 1.0 pF – 100 300 us – 20 100 us Output Collector-Emitter breakdown voltage BVCEO Current transfer ratio CTR Collector-Emitter saturation voltage Transfer charac- Isolation resistance teristics Floating capacitance VCE(sat) IF=1mA, Ic=2mA Riso Cf Response time (Rise) tr Response time (Fall) tf Cosmo Electronics Corp. Document No. 69P20003.1 DC500V, 40 to 60%RH V=0, f=1MHZ Vcc=2V,Ic=20mA,RL=100Ω -3- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo Fig.1 Current Transfer Ratio vs. Forward Current VC E = 2 V T a = 2 5 °C Current Transfer Ratio CTR ( % ) 5000 Classification table of current transfer ratio is shown below. CTR Rank KT1410 CTR ( % ) Min.1000 4000 3000 2000 1000 0 0 .1 0 .2 0 .5 1 2 5 10 Forward Current IF (mA) Fig.3 Collector Dark Current vs. Ambient Temperature 10 Collector Dark Current ICEO ( A ) Collector Power Dissipation PC ( mW ) Fig.2 Collector Power Dissipation vs. Ambient Temperature 200 150 100 50 0 -55 10 10 10 10 10 10 0 25 55 75 100 -5 VC E = 2 0 0 V -6 -7 -8 -9 -1 0 -1 1 -5 5 125 Ambient Temperature Ta (℃) 20 40 60 80 100 115 Ambient Temperature Ta (℃) Fig.4 Forward Current vs. Ambient Temperature Fig.5 Forward Current vs. Forward Voltage 500 Forward Current IF ( mA ) 60 Forward Current IF ( mA ) 0 50 40 30 20 10 0 -55 0 25 50 75 Ta=75°C 50°C 100 25°C 0°C -25°C 50 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. 69P20003.1 200 -4- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo Fig.6 Collector Current vs. Collector-Emitter Voltage 3000 Ta =25°C Relative Current Transfer Ratio ( % ) Collector Current IC (mA) 200 Fig.7 Relative Current Transfer Ratio vs. Ambient Temperature I F =10m A I F =5mA I F =3mA I F =2.5mA 100 I F =2mA I F =1.5mA I F =1m A Pc (M AX) I F =0.5m A 0 0 1 2 3 4 I F= 1 m A VC E = 2 V 2000 1000 0 -5 5 5 Collector-Emitter Voltage VCE (V) T a = 2 5 °C Response Time ( us ) Collector-Emitter Saturation Voltage VCE ( V ) 500 Ic = 1 0 m A 4 Ic = 3 0 m A Ic = 5 0 m A 3 Ic = 7 0 m A Ic = 1 0 0 m A 2 1 0 0 1 2 3 4 50 75 100 115 200 VCC =2V Ic =20mA Ta =25°C tr 100 50 tf td ts 20 10 5 2 1 5 0.01 Forward Current IF (mA) Cosmo Electronics Corp. Document No. 69P20003.1 25 Fig.9 Response Time vs. Load Resistance 1000 Ic = 5 m A 0 Ambient Temperature Ta (℃) Fig.8 Collector-Emitter Saturation Voltage vs. Forward Current 5 -2 5 0.1 1 10 Load Resistance RL (KΩ) -5- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo z Test Circuit for Response Time c c V F I % 0 9 e c V 3 e c V 4 2 L R 1 F I % 0 1 -6- f t r t Cosmo Electronics Corp. Document No. 69P20003.1 http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo z 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. 69P20003.1 -7- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo z Numbering System KT1410 (Z) Notes: KT1410 = Part No. Z = Tape and reel option (TLD、TRU) Option z 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. 69P20003.1 -8- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo z 4-pin LSOP Carrier Tape & Reel TOLERANCE ： ±0.2mm Cosmo Electronics Corp. Document No. 69P20003.1 -9- http://www.cosmo-ic.com KT1410 Series 4PIN LSOP PHOTODARLINGTON PHOTOCOUPLER cosmo z 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. 69P20003.1 - 10 - http://www.cosmo-ic.com