metal film resistors mfr series s professional grade appr oved to bscecc 40101-803 and 019 s t olerances down to 0.5% s t emperatur e coef ficient down to 50ppm/c 5 r f m 4 r f m 3 r f m 5 7 . 0 5 . 0 4 . 0 s t t a w c 0 7 t a g n i t a r r e w o p resistance range ohms 10r - 1m 1r0 - 10m 1r0 - 1m 0 5 3 0 5 3 0 0 2 s t l o v e g a t l o v t n e m e l e g n i t i m i l 0 5 0 5 c / m p p r c t 10:150 >10:100 2 1 , 5 . 0 1 , 5 . 0 1 % e c n a r e l o t e c n a t s i s e r general note w elwyn components r eserves the right to make changes in pr oduct specification without notice or liability . all information is subject to w elwyn? s own data and is consider ed accurate at time of going to print. ? w elwyn components limited bedlington, northumberland ne22 7aa, uk t elephone: +44 (0) 1670 822181 facsimile: +44 (0) 1670 829465 email: info@welwyn-tt.com w ebsite: www .welwyn-tt.com note 1 - professional grade only above 1m0 note 2 - tighter tcrs are available on professional grade, consult factory for details. electrical data x e z e x f z f e l y t s 9 1 0 - 1 0 1 0 4 c c e c d e v o r p p a 5 . 0 5 . 0 5 2 . 0 5 2 . 0 s t t a w c 0 7 t a g n i t a r r e w o p m 1 o t 0 1 0 m 1 o t 0 1 m 1 o t 1 m 1 o t 1 s m h o . e g n a r e c n a t s i s e r 0 5 3 0 5 3 0 5 2 0 5 2 s t l o v e g a t l o v t n e m e l e g n i t i m i l 0 5 2 0 0 1 0 5 2 0 0 1 c / m p p r c t 5.1 to 9.1 : 200 5.1 to 9.1 : 500 1 1 1 1 % e c n a r e l o t e c n a t s i s e r k c c c k b c b e l y t s 3 0 8 - 1 0 1 0 4 c c e c d e v o r p p a 5 2 . 0 5 2 . 0 5 2 1 . 0 5 2 1 . 0 s t t a w c 0 7 t a g n i t a r r e w o p m 1 o t 0 1 m 1 o t 0 1 m 1 o t 0 1 m 1 o t 0 1 s m h o . e g n a r e c n a t s i s e r 0 5 2 0 5 2 0 0 2 0 0 2 s t l o v e g a t l o v t n e m e l e g n i t i m i l 0 0 1 0 5 0 0 1 0 5 c / m p p r c t 1 , 5 . 0 1 , 5 . 0 1 , 5 . 0 1 , 5 . 0 % e c n a r e l o t e c n a t s i s e r d e r r e f e r p 6 9 e , 4 2 e s e u l a v d r a d n a t s 2 1 1 0 4 1 0 5 1 t t a w / c e c n a d e p m i l a m r e h t 5 5 1 o t 5 5 - c e g n a r e r u t a r e p m e t t n e i b m a 03. 08 a subsidiary of tt electr onics plc w elwyn components 135 dimensions (mm) & w eight (g) physical data l d f d mfr3 commercial professional commercial professional mfr4 mfr5 product grades available commercial, professional professional commercial type l max 3.7 6.2 6.8 9.0 2.0 2.5 3.0 3.6 22.4 21.0 21.0 19.6 0.45 0.6 0.55 0.8 7.6 0.5 10.2 10.2 12.7 0.6 0.6 1.2 0.1 0.3 0.3 0.5 d max f min d nom pcb mount centres min bend radius wt. nom 1
metal film resistors mfr series ? w elwyn components limited bedlington, northumberland ne22 7aa, uk t elephone: +44 (0) 1670 822181 facsimile: +44 (0) 1670 829465 email: info@welwyn-tt.com w ebsite: www .welwyn-tt.com 03. 08 w elwyn components 136 graph 1 ? load for 1000 hours at 70c: maximum changes graph 2 ? load for 1000 hours at 70c: maximum changes cecc 40101-019 actual performance requir ements maximum t ypical load at commer cial rating : 1000 hours at 70c ? 1 h p a r g e e s 8 . 0 % r load at cecc rating : 1000 hours at 70c ? r % 2 0.5 see graph 1 shelf life : 12 months at r oom temperatur e ? r % not specified 0.1 0.07 c 5 5 1 t a o r e z g n i t a r e d short term overload ? r % 0.5 0.25 0.03 climatic ? r % 2 0.5 0.2 6 5 / 5 2 1 / 5 5 y r o g e t a c c i t a m i l c long term damp heat ? r % 2 0.5 0.3 t emperatur e rapid change ? r % 0.5 0.25 0.05 resistance to solder heat ? r % 0.5 0.25 0.02 v ibration and bump ? r % 0.5 0.1 0.01 7 0 . 0 1 . 0 d e i f i c e p s t o n v / v ) y c n e u q e r f f o e d a c e d a n i ( . e s i o n g 1 > g 1 > g 1 > s m h o e c n a t s i s e r n o i t a l u s n i n i m 0 0 4 n i m 0 0 4 n i m 0 5 3 s t l o v f o o r p e g a t l o v pulse handling data available upon r equest performance data - t ype mfr 3 cecc 40101-019 cecc 40101-803 actual performance requir ements requir ements maximum t ypical load at commer cial rating : 1000 hours at 70c ? 2 h p a r g e e s 8 . 0 % r load at cecc rating : 1000 hours at 70c ? r % 2 1 0.5 see graph 2 shelf life : 12 months at r oom temperatur e ? r % not specified not specified 0.1 0.07 c 5 5 1 t a o r e z c 5 5 1 t a o r e z g n i t a r e d short term overload ? r % 0.5 0.25 0.25 0.01 climatic ? r % 2 1 0.5 0.2 6 5 / 5 2 1 / 5 5 6 5 / 5 2 1 / 5 5 y r o g e t a c c i t a m i l c long term damp heat ? r % 2 1 0.5 0.3 t emperatur e rapid change ? r % 0.5 0.25 0.25 0.04 resistance to solder heat ? r % 0.5 0.25 0.25 0.07 v ibration and bump ? r % 0.5 0.25 0.1 0.01 noise. (in a decade of fr equency) v/v not specified not specified 0.1 0.1 insulation r esistance ohms >1g >1g >1g >1g n i m 0 0 5 n i m 0 0 5 n i m 0 0 4 n i m 0 0 5 s t l o v f o o r p e g a t l o v t s e u q e r n o p u e l b a l i a v a a t a d g n i l d n a h e s l u p performance data - t ype mfr 4 * * cecc requirements are included for reference only; cecc release is not available on mfr3
packaging all mfr r esistors ar e supplied tape packed r eady for loading on to automatic sequencing and insertion machines. component wir es will not pr otrude beyond the outside edge of the tapes. alter native packaging available by r equest. lead formed r esistors can also be supplied. standar d options of lancet, radial and goalpost forming ar e available. graph 3 ? load for 1000 hours at 70c: maximum changes construction the r esistance element is a pr ecisely contr olled thin film of metal alloy sputter ed on to a high purity ceramic cor e, pr otected by a moistur e-r esistant, high dielectric str ength coating applied so that terminations r emain completely clear . t erminations material hot tin dipped copper wire str ength the terminations meet the r equir ements of iec 68.2.21 solderability the terminations meet the r equir ements of iec 115-1, clause 4.17.3.2 marking 0.5% and 1% tolerance r esistors ar e colour coded with 5 bands. iec 62 colours ar e used. solvent resistance the body pr otection and marking ar e r esistant to all normal industrial cleaning solvents suitable for printed cir cuits. 52 f 1 f 2 6 6 5 f 1 ? f 2 1.4 mm metal film resistors mfr series ? w elwyn components limited bedlington, northumberland ne22 7aa, uk t elephone: +44 (0) 1670 822181 facsimile: +44 (0) 1670 829465 email: info@welwyn-tt.com w ebsite: www .welwyn-tt.com 03. 08 w elwyn components 137 cecc 40101-019 cecc 40101-803 actual performance requir ements requir ements maximum t ypical load at commer cial rating : 1000 hours at 70c ? 3 h p a r g e e s 9 . 0 % r load at cecc rating : 1000 hours at 70c ? r % 2 1 0.5 see graph 3 shelf life : 12 months at r oom temperatur e ? r % not specified not specified 0.1 0.07 c 5 5 1 t a o r e z c 5 5 1 t a o r e z g n i t a r e d short term overload ? r % 0.5 0.25 0.25 0.01 climatic ? r % 2 1 0.5 0.2 6 5 / 5 2 1 / 5 5 6 5 / 5 2 1 / 5 5 y r o g e t a c c i t a m i l c long term damp heat ? r % 2 1 0.5 0.3 t emperatur e rapid change ? r % 0.5 0.25 0.25 0.04 resistance to solder heat ? r % 0.5 0.25 0.25 0.07 v ibration and bump ? r % 0.5 0.25 0.1 0.01 noise. (in a decade of fr equency) v/v not specified not specified 0.1 0.07 insulation r esistance ohms >1g >1g >1g >1g n i m 0 0 7 n i m 0 0 7 n i m 0 0 5 n i m 0 0 7 s t l o v f o o r p e g a t l o v t s e u q e r n o p u e l b a l i a v a a t a d g n i l d n a h e s l u p performance data - t ype mfr 5
03. 0 8 commercial grade professional grade. cecc release is available within range indicated in electrical data.
|
