KT101T_16 COSMO | Alldatasheet
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Cosmo Electronics Corp. Document No. 69P00008.3 - 1 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z Description The KT101T series consist of an infrared emitting diode, optically coupled to a phototransistor detector, and is incorporated in a 4 pin LSOP wide body package. It features a high current transfer ratio, low coupling capacitance and high isolation voltage. z Schematic 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. High isolation voltage 5000Vrms 5. Opaque type, SMD low profile 4 lead package 6. Current transfer ratio (CTR : Min.50% at I F=1mA VCE=5V) 7. 8mm outer creepage distance 8. Low coupling capacitance 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
- CQC Approved: GB8898-2011, GB4943.1-2011 z Applications
- Industrial controls
- Programmable controllers
- Switch mode power supplies
- Battery equipment.
- Office machine
Cosmo Electronics Corp. Document No. 69P00008.3 - 2 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z Outside Dimension Unit : mm T O L E R A N C E : ± 0 . 2 m m z Device Marking Notes: cosmo 101T□ □:CTR rank YWW Y: Year code / WW: Week code cosmo 101T YWW
Cosmo Electronics Corp. Document No. 69P00008.3 - 3 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z Absolute Maximum Ratings ( T a = 2 5 ℃) Parameter Symbol Rating Unit Input Forward current IF 50 mA Peak forward current IFP 1 A Reverse voltage VR 6 V Power dissipation PD 100 mW Output 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 ℃ z Electro-optical Characteristics (Ta=25℃) Parameter Symbol Conditions Min. Typ. Max. Unit Input Forward voltage V F I F=20mA – 1.2 1.4 V Reverse current I R V R=4V – – 10 uA Terminal capacitance Ct V=0, f=1KH Z – 30 250 pF Output Collector dark current I CEO V CE=20V, IF=0 – – 0.1 uA Collector-Emitter breakdown voltage BVCEO Ic=0.1mA, IF=0 80 - - V Emitter-Collector breakdown voltage BVECO IE=100uA, IF=0 7 - - V Transfer charac- teristics Current transfer ratio CTR I F=1mA, VCE=5V 50 – 600 % Collector-Emitter saturation voltage VCE(sat) IF=10mA, Ic=1mA – 0.1 0.2 V Isolation resistance Riso DC500V, 40 to 60%RH 5x10 10 10 11 – Ω Floating capacitance Cf V=0, f=1MH Z – 0.6 1.0 pF Response time (Rise) tr Vcc=2V,Ic=2mA,RL=100Ω – 4 – us Response time (Fall) tf – 3 – us
Cosmo Electronics Corp. Document No. 69P00008.3 - 4 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER Classification table of current transfer ratio is shown below. CTR Rank. CTR ( % ) KT101TA 63 TO 125 KT101TB 100 TO 200 Fig.1 Current Transfer Ratio vs. Forward Current Current Transfer Ratio CTR ( % ) 0.5 1 2 10 100 150 200 250 300 350 400 0.1 5 20 Ta=25℃ V =5VCE 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 ) 100 -55 0 150 200 25 55 75 100 125 Collector Dark Current ICEO ( A ) 115 -55 -11 -10 50250 75 100 CEV =20V -25 Ambient Temperature Ta (℃) Ambient Temperature Ta (℃) Fig.4 Forward Current vs. Ambient Temperature Fig.5 Forward Current vs. Forward Voltage Forward Current IF ( mA ) -55 02 5 50 75 115 125 Forward Current IF ( mA ) 1.00.50 3.02.52.01.5 500 100 200 Ta=75℃ 50℃ 25℃ -25℃ Ambient Temperature Ta (℃) Forward Voltage VF (V)
Cosmo Electronics Corp. Document No. 69P00008.3 - 5 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER Fig.6 Collector Current vs. Collector-Emitter Voltage Fig.7 Relative Current Transfer Ratio vs. Ambient Temperature Collector Current IC (mA) 234 6 57 0.5mA 5mAI =10mA Ta=25° 1mA C 0.1mA F Relative Current Transfer Ratio ( % ) -55 25 50 115 75 I =1m A V =5V 150 100 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 ) -55 0 50 25 75 115 Ic=1mA 0.02 0.04 0.06 0.10 0.08 0.12 0.16
0.14 I =10mAF
Collector-Emitter Saturation Voltage VCE ( V ) 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 ) 1010.1 tr 0.5 0.2 0.1 100
50 Ic=2m A
V =2V Ta=25°C CE Response Fall Time ( us ) 100.1 1 0.1 0.2 0.5 Ta=25° Ic=2m A V =2V100 50 C tf CE Load Resistance RL (KΩ) Load Resistance RL (KΩ) 0 40 8 CTa=25° Ic=7mA Ic=5mA Ic=3mA Ic=1mA Ic=0.5mA 26 10
Cosmo Electronics Corp. Document No. 69P00008.3 - 6 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z Test Circuit for Response Time Vce tr tf 90% 10% R Vcc VceIF IF L
Cosmo Electronics Corp. Document No. 69P00008.3 - 7 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z 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 180 ℃ 190 ℃ 230 ℃ 260 ℃ 60-120 sec 30-60 sec t (s) temperature 10 sec Max. (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. 69P00008.3 - 8 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z Numbering System KT101T Y (Z) Notes: KT101T = Part No. Y = CTR rank option (A ~ B) 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 z Recommended Pad Layout for Surface Mount Lead Form U n i t : m m
Cosmo Electronics Corp. Document No. 69P00008.3 - 9 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z 4-pin LSOP Carrier Tape & Reel TOLERANCE：±0.2mm
Cosmo Electronics Corp. Document No. 69P00008.3 - 10 - http://www.cosmo-ic.com cosmo KT101T Series 4PIN LSOP LOW INPUT CURRENT PHOTOCOUPLER z Application Notice The content of datasheet is the guidance for product use only. cosmo takes no responsibility to the accuracy of the information provi ded 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 equi pment 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 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 mechanica lly for any purpose, in whole or in part without any written permission expressed from cosmo.