1 KS986S4 maximum rating and characteristics maximum ratings (at ta=25?c unless otherwise specifed.) item symbols conditions ratings units repetitive peak reverse voltage v rrm - 400 v average forward current i fav 50hz square wave duty =1/2 tc = 125?c 5 a non-repetitive surge current i fsm sine wave, 10ms 1shot 80 a operating junction temperature tj - -40 to +150 ?c storage temperature tstg - -40 to +150 ?c electrical characteristics (at ta=25?c unless otherwise specifed.) item symbols conditions maximum units forward voltage v f i f = 5 a 1.45 v reverse current i r v r =v rrm 20 a reverse recovery time trr i f = 0.1a, i r = 0.2a, irec = 0.05a 50 s thermal resistance rth(j-c) junction to case 3.5 ?c/w http://www.fujisemi.com fuji diode mechanical characteristics item conditions maximum units approximate mass - 0.6 g low-loss fast recovery diode
2 KS986S4 3 http://www.fujisemi.com fuji diode outline drawings [mm] 4
2 3 KS986S4 http://www.fujisemi.com fuji diode 0 . 1 1 1 0 0 . 3 0 . 4 0 . 5 0 . 6 0 . 7 0 . 8 0 . 9 1 . 0 1 . 1 1 . 2 1 . 3 1 . 4 1 . 5 1 . 6 t j = 10 0 c t j = 2 5 c t j = 1 25 c t j = 15 0 c ( t y p .) if forward current (a) vf forward voltage (v) 0 1 00 20 0 30 0 40 0 50 0 1 0 - 3 1 0 - 2 1 0 - 1 1 0 0 1 0 1 ( ty p. ) t j = 2 5 c t j = 1 00 c t j = 1 25 c t j = 1 50 c ir reverse current (a) vr reverse voltage (v) 0 1 2 3 4 5 6 0 1 2 3 4 5 6 7 8 9 1 0 1 1 s qua r e w a v e =180 sine w a v e =180 s qua r e w a v e =120 p e r 1ele m en t dc s qua r e w a v e =60 f or w ar d po w e r d i s s i pa ti o n ( m ax. ) wf forward power dissipation (w) io average forward current (a) 0 10 0 20 0 30 0 40 0 50 0 0 . 00 0 0 . 00 1 0 . 00 2 0 . 00 3 0 . 00 4 0 . 00 5 0 . 00 6 0 . 00 7 0 . 00 8 0 . 00 9 0 . 01 0 0 . 01 1 0 . 01 2 reverse po w e r d i ss i pa ti o n ( m a x . ) = 18 0 d c pr reverse power dissipation (w) vr reverse voltage (v) 36 0 v r 36 0 i 0 forward characteristic r e v er s e c h ar a c t er is t i c
4 KS986S4 5 http://www.fujisemi.com fuji diode 0 1 2 3 4 5 6 7 10 0 11 0 12 0 13 0 14 0 15 0 16 0 s qua r e w a v e = 60 s qua r e w a v e = 120 : c ond uc t i on ang l e o f f o r w a r d c u r r e n t f o r ea c h r e c t i f i e r e l e m en t s qua r e w a v e =180 sine w a v e = 180 d c ( m a x . ) tc case temperature (c) if(av) average forward current (a) 1 1 0 10 0 100 0 1 1 0 10 0 100 0 (t y p . ) cj junction capacitance (pf) vr reverse voltage (v) 1 1 0 10 0 1 1 0 10 0 100 0 ( m a x . ) ifsm peak half - wave current (a) number of cycles at 50hz current derating (io-tc) junction capacitance characteristic surge capability
4 5 KS986S4 http://www.fujisemi.com fuji diode 1 0 - 2 1 0 - 1 1 0 0 1 0 1 1 0 2 1 0 3 1 0 - 1 1 0 0 1 0 1 1 0 2 r th j - c :3 .5 c / w ( m ax. ) transient thermal impedance (c/w) t t i m e (s e c ) t r an s i en t t he r m a l im p ed an c e
6 KS986S4 http://www.fujisemi.com fuji diode warning 1. this catalog contains the product specifcations, characteristics, data, materials, and structures as of march 2010. the contents are subject to change without notice for specifcation changes or other reasons. when using a product listed in this catalog, be sure to obtain the latest specifcations. 2. all applications described in this catalog exemplify the use of fuji's products for your reference only. no right or license, either express or implied, under any patent, copyright, trade secret or other intellectual property right owned by fuji electric systems co., ltd. is (or shall be deemed) granted. fuji electric systems co., ltd. makes no representation or warranty, whether express or implied, relating to the infringement or alleged infringement of other's intellectual property rights which may arise from the use of the applications described herein. 3. although fuji electric systems co., ltd. is enhancing product quality and reliability, a small percentage of semiconductor products may become faulty. when using fuji electric semiconductor products in your equipment, you are requested to take adequate safety measures to prevent the equipment from causing a physical injury, fre, or other problem if any of the products become faulty. it is recommended to make your design fail-safe, fame retardant, and free of malfunction. 4. the products introduced in this catalog are intended for use in the following electronic and electrical equipment which has normal reliability requirements. ? computers ? oa equipment ? communications equipment (terminal devices) ? measurement equipment ? machine tools ? audiovisual equipment ? electrical home appliances ? personal equipment ? industrial robots etc. 5. if you need to use a product in this catalog for equipment requiring higher reliability than normal, such as for the equipment listed below, it is imperative to contact fuji electric systems co., ltd. to obtain prior approval. when using these products for such equipment, take adequate measures such as a backup system to prevent the equipment from malfunctioning even if a fuji's product incorporated in the equipment becomes faulty. ? transportation equipment (mounted on cars and ships) ? trunk communications equipment ? traffc-signal control equipment ? gas leakage detectors with an auto-shut-off feature ? emergency equipment for responding to disasters and anti-burglary devices ? safety devices ? medical equipment 6. do not use products in this catalog for the equipment requiring strict reliability such as the following and equivalents to strategic equipment (without limitation). ? space equipment ? aeronautic equipment ? nuclear control equipment ? submarine repeater equipment 7. copyright ?1996-2008 by fuji electric systems co., ltd. all rights reserved. no part of this catalog may be reproduced in any form or by any means without the express permission of fuji electric systems co., ltd. 8. if you have any question about any portion in this catalog, ask fuji electric systems co., ltd. or its sales agents before using the product. neither fuji electric systems co., ltd. nor its agents shall be liable for any injury caused by any use of the products not in accordance with instructions set forth herein.
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