FR1/4W4.7Ω±5% P Chian Chia

P roduct Name Fu s i b le Met al Fi l m Res i s tor 2017 06 10 B / 3 13-1 Vers i on E n actmen t Date JUN 30, 2017 Page 1. Genera l 1.1 S cope R oHS T hi s speci fi cat i on i s avai l abl e for Fus i bl e M et al Fi l m R esi st or manufact ured i t accords wi t h R oHS t est of E nvi ronment rel at ed subst ance requi rement 1.2 ( ) T ype desi gnat i on (exampl e) , T he t ype desi gnat i on shal l be i n t he fol l owi ng form and as speci fi ed. F R 1/ 2 W 10 J T 52 R at ed power F or m T ype Nomi nal r esist ance Re s is t anc e val ue P P T ype t ole ra nc e Nor mal S mal l M M T ype E - 24 S er i es 5% J 1/ 4W 1/ 2W S M B M B T ype 1/ 2W 1W S F K1 F K1T ype 1W 2W S F K2 F K2 T ype 2W 3W S F KK F KK T ype 3W 5W S 1.3 R at ed power 70, -1 70 R at ed power i s maxi mum power whi ch can be cont i nuousl y l oaded at speci fi ed ambi ent t emperat ure 70,as T abl e-1 however when t he ambi ent t emperat ure exceeds 70,rat ed power shoul d be det ermi ned from t he derat i ng curve of F i g.1.(%) P roduct Name Fu s i b le Met al Fi l m Res i s tor 2017 06 10 B / 3 13-2 Vers i on E n actmen t Date JUN 30, 2017 Page -1 T abl e-1 ( ) M ax i mum Open T ype R at ed power R es i s t ance R ange( ) Volt age F KNP R 1/ 4W 0.25W 150V 0.1 ~ 1K F R 1/ 2W 0.5W 250V 0.1 ~ 1K F R 1W 1W 250V 0.1 ~ 1K F R 2W 2W 250V 0.1 ~ 1K F R 3W 3W 300V 0.1 ~ 1K F R 5W 5W 300V 0.1 ~ 1K F R 1/ 2W S 0.5W 250V 0.1 ~ 1K F R 1W S 1W 250V 0.1 ~ 1K F R 2W S 2W 250V 0.1 ~ 1K F R 3W S 3W 300V 0.1 ~ 1K F R 5W S 5W 300V 0.1 ~ 1K Fi gure 1 P ower derat i ng curve 1 2 0 -5 5 7 0 1 0 0 8 0 6 0 4 0 2 0 0 -6 0 -4 0 -2 0 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 80 2 0 0 2 2 0 2 40 2 6 0 Am bi ent Tem perat ure( ) 155 1.4 R at ed vol t age () , The rat ed vol t age s hal l be t he D.C . or A.C .(R .M .S . at power freque ncy) vol t age whi ch corre s ponds t he rat ed power and t he val ue of whi ch i s cal cul a t ed from t he form ul a bel ow. E= ( P R ) W here E: R at ed vol t age( V) P : R at ed power( W ) R : Nom i nal res i s t ance ( ) Opera t i ng Tem perat ure R ange: -55 +155 R at ed l oad(%) S mal l si ze Normal si ze