trimmable surface mount resistors CRT series 40% adjustment available wrap around terminatons inner electrode protecton t rimmable surface mount resistors c r t series ? 40% adjustment available ? w rap ar ound terminations ? inner electr ode pr otection 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 electrical data physical data 06.08 a subsidiary of tt electr onics plc w elwyn components 35 dimensions (mm) & w eight (g) t ype l w a t 5 1 . 0 + 2 . 0 + 2 . 0 + cr t0805 2.0 1.25 0.40.2 0.50 5 0 . 0 - 1 . 0 - 1 . 0 - 5 1 . 0 - 1 . 0 + 1 . 0 + cr t1206 3.2 1.6 0.50.2 0.55 5 0 . 0 - 5 1 . 0 - 5 1 . 0 - construction the chips have a high alumina substrate (96% minimum) with ruthenium oxide r esistance element and silver based terminations, plated with nickel and tin. a protective coating is applied to the resistive element. t erminations solderability the terminations meet the r equir ements of iec 115-1, clause 4.17.3.2. marking all r elevant information r ecor ded on the r eel. solvent resistance the chips ar e r esistant to all normal industrial cleaning fluids suitable for printed cir cuits. 6 0 2 1 t r c 5 0 8 0 t r c l a i c r e m m o c 5 2 1 . 0 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 r 0 1 m 1 o t r 0 1 s m h o e g n a r e c n a t s i s e r 0 0 2 0 0 1 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 c / m p p c 5 2 1 o t 5 5 - r c t 0 2 % c 0 2 t a e c n a r e l o t e c n a t s i s e r * standar d values e24 5 2 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 *t olerance +0-30% is available. t w a a l w rap-around terminations (3 faces) resistors all parts are pb-free and comply with eu directve 2011/65/eu (rohs2) bi technologies irc welwyn 07.14 general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. ? tt electronics plc www.ttelectronics.com/resistors
trimmable surface mount resistors CRT series trimmable surface mount resistors CRT series ? welwyn components limited bedlington, northumberland ne22 7aa, uk telephone: +44 (0) 1670 822181 facsimile: +44 (0) 1670 829465 email: info@welwyn-tt.com website: www.welwyn-tt.com l a c i py t mum i x am load at rated power: 1000 hours at 70c ? 4.0 3 %r c 521 t a o r e z c07 mor f orez ot y l raeni l etared short term overload (6.25 x rated power) ? 4.0 5.2 %r long term damp heat ? 5.0 3 %r temperature rapid change ? 1.0 1 %r resistance to solder heat ? 2.0 5.2 %r 06.08 welwyn components 36 performance data packaging parts supplied tape and reel 5000 pieces per 7? reel as per iec 286-3. ordering procedure example: CRT1/8 (1206) at 4.7 kilohms maximum with +0 / -30% tolerance on a reel of 5000 pieces - c r t 1 / 8 ? 4 k 7 q i type size value (use iec62 code) tolerance (use iec62 code) m 20% q +0, - 30 % packing i tape all sizes 5000/reel standard bi technologies irc welwyn 07.14 general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. www.ttelectronics.com/resistors
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