pr ecision thin film nichr ome chip resistors pcf series www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electr onics r eserves the right to make changes in pr oduct specifcation without notice or liability . all information is subject to tt electr onics own data and is consider ed accurate at time of going to print. ? tt electr onics plc 1.14 pr ecision thin flm technology extended ohmic range 1r - 3m pr ecision to 0.01% and 5ppm/c passivated range for superior humidity performance load life stability and humidity to 0.05% rohs compliant pb-free terminations a subsidiary of tt electr onics plc 0 3.11 general note w elwyn components r eserves the right to make changes in p r oduct specification without notice or liabilit y . 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 pr ecision su r face mount resistors p r ecision metal film technology extended ohmic range 1r - 3m p r ecision to 0.01% and 5ppm/c tcr grades 50, 25, 15, 10, 5ppm/c passivated range for superior humidity performance load life stability and humidity to 0.05% note 1: standard values e24 or e96. other values may be available by request. note 2: higher values available on request. electrical data - standa r d range pcf series t ype tcr (ppm/oc) power (w) limiting element v oltage (v) ohmic v alue range 1 1% & 0.5% 0.25% 0.1% 0.05% 0.01% pcf0201 50 0.031 15 49r9-33k - 25 49r9-5k pcf0402 50 0.063 25 10r-205k - 25 15 - 49r9-33k 10 49r9-12k 5 49r9-5k pcf0603 50 0.063 50 2r-1m 4r7-1m 4r7-332k - 25 15 - 4r7-332k 24r9-100k 10 5 24r9-15k pcf0805 50 0.1 100 1r-2m 4r7-2m 4r7-511k - 25 15 - 4r7-511k 24r9-200k 10 5 24r9-30k 2 24r9-30k pcf1206 50 0.125 150 1r?2m5 4r7-2m5 4r7-511k - 25 15 - 4r7-1m 24r9-500k 10 5 24r9-50k 2 24r9-50k pcf1210 50 0.2 150 1r?2m5 4r7-2m5 4r7-1m - 25 15 - 4r7-1m 24r9-500k 10 5 24r9-50k 2 24r9-50k pcf2010 50 0.25 150 1r?3m 4r7-3m 4r7-1m - 25 15 - 4r7-1m 24r9-500k 10 5 24r9-100k pcf2512 50 0.5 150 1r?3m 4r7-3m 4r7-1m - 25 15 - 4r7-1m 24r9-500k 10 5 24r9-100k http://
pr ecision thin film nichr ome chip resistors pcf series www .bitechnologies.com www .ir ctt.com www .welwyn-tt.com general note tt electr onics r eserves the right to make changes in pr oduct specifcation without notice or liability . all information is subject to tt electr onics own data and is consider ed accurate at time of going to print. ? tt electronics plc 1.14 construction a t h i n - f i l m mat e r i a l i s s e le c t i v e l y d e p o si t e d o n a 9 6 % a l u m i n a s u b s t r a t e t o g e t h e r w i t h m e t a ll i c c o n t a c t s a t e a c h e n d o f t h e r e sis t o r . t h e u n a d j u s t e d r e si s t o r s a r e h e a t t r e a t e d t o g i v e t h e r e q u i r e d t c r a n d s t a b i l i t y , t h e n a p r e ci s e l y c o n t r o l l e d l a s e r t r i m p r o c e s s a d j u s t s the r esistance value. epoxy p r otection is applied and wrap-a r ound terminations a r e added and plated with nickel then t in. each r esistor is measu r ed immediately befo r e packing into tape. t erminations the chips a r e supplied with 100% sn matte plated wrap-a r ound terminations suitable for soldering. * standard values e24 or e96. other values may be available by request. pr ecision su r face mount resistors w 0.3 0.05 0.5 0.05 0.8 0.2 1.25 0.2 1.6 0.2 2.6 0.2 2.4 0.2 3.1 0.2 l 0 . 6 0 . 0 5 1 . 0 0 . 0 5 1.6 0.2 2.0 0.2 3.2 0.2 3.2 0.2 4.9 0.2 6.3 0.2 tmax 0.26 0.40 0.55 0.65 0.65 0.50 0.65 0.65 a 0.12 0.05 0.2 0.1 0.3 0.2 0.4 0.2 0.5 0.2 0.45 0.2 0.5 0.2 0.5 0.2 c 0.12 0.05 0.2 0.1 0.3 0.2 0.4 0.2 0.5 0.2 0.5 0.2 0.6 0.2 0.6 0.2 t w a a l w rap-around terminations (3 faces) c 0201 0402 0603 0805 1206 1210 2010 2512 dimensions (mm) & w eight (mg) wt 1 3 6 9 20 25 36 55 pcf series physical data electrical data - high power range electrical data - passivated range t ype tcr (ppm/oc) power (w) limiting element v oltage (v) ohmic v alue range 0.5% 0.25% 0.1% 0.05% 0.01% pcf0603h 50 0.1 75 4r7-332k 24r9-100k 25 15 10 5 24r9-15k pcf0805h 50 0.125 150 4r7-1m 4r7-511k 24r9-200k 25 15 10 4r7-511k 5 24r9-30k pcf1206h 50 0.25 200 4r7-1m 24r9-500k 25 15 10 5 24r9-50k pcf1210h 50 0.33 200 4r7-1m 24r9-500k 25 15 10 5 24r9-50k t ype tcr (ppm/oc) power (w) limiting element v oltage (v) ohmic v alue range * 0.5% 0.25% 0.1% 0.05% 0.01% pcf0402p 50 0.063 25 25r-25k 25 15 49r9-12k pcf0603p 50 0.063 50 25r-332k 25 15 25r-100k PCF0805P 50 0.1 100 10r-800k 25 15 25r-200k pcf1206p 50 0.125 150 10r-1m 25 15 25r-500k pcf2010p 50 0.25 150 10r-1m 25 15 25r-500k pcf2512p 50 0.5 150 10r-1m 25 15 25r-500k t ype tcr (ppm/oc) power (w) limiting element v oltage (v) ohmic v alue range * 0.5% 0.25% 0.1% 0.05% 0.01% pcf0603h 50 0.1 75 4r7-1m 4r7-332k 24r9-100k 25 15 4r7-332k 10 5 24r9-15k pcf0805h 50 0.125 150 1r-1m 4r7?1m 4r7-511k 24r9-200k 25 15 4r7-1m 10 4r7-511k 5 24r9-30k pcf1206h 50 0.25 200 4r7-1m 24r9-500k 25 15 10 5 24r9-50k pcf1210h 50 0.33 200 4r7-1m 24r9-500k 25 15 10 5 24r9-50k pcf2010h 50 0.33 200 4r7-1m 24r9-500k 25 15 10 5 24r9-50k pcf2512h 50 0.75 200 1r-2k 4r7-2k 24r9-2k 25 15 10 t ype tcr (ppm/oc) power (w) limiting element v oltage (v) ohmic v alue range * 0.5% 0.25% 0.1% pcf0402p 50 0.063 25 25r-25k 25 15 49r9-12k pcf0603p 50 0.063 50 25r-332k 25 15 25r-100k PCF0805P 50 0.1 100 10r-800k 25 15 25r-200k pcf1206p 50 0.125 150 10r-1m 25 15 25r-500k pcf2010p 50 0.25 150 10r-1m 25 15 25r-500k pcf2512p 50 0.5 150 10r-1m 25 15 10r-1m t ype tcr (ppm/oc) power (w) limiting element v oltage (v) ohmic v alue range * 0.5% 0.25% 0.1% 0.05% 0.01% pcf0603x 50 0.166 100 10r-332k 25 pcf0805x 50 0.25 150 10r-500k 25 pcf1206x 50 0.333 200 10r-1m 25 pcf2512x 50 1 200 1r-100r 4r7-100r 25 * standar d values e24 or e96. other values may be available by r equest. electrical data - high power range electrical data - extended high power range electrical data - passivated range * standa r d values e24 or e96. other values may be available by r equest.
pr ecision thin film nichr ome chip resistors pcf series www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electr onics r eserves the right to make changes in pr oduct specifcation without notice or liability . all information is subject to tt electr onics own data and is consider ed accurate at time of going to print. ? tt electr onics plc 1.14 p r ecision sur face mount resistors 03.11 ? 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 pcf series >0.05% tolerance 0603 to 2512 0.25% 0.3% 0.5% 0.25% 0.1% 0.2% load life humidity short term overload high temperatur e operation t emperatur e cycle resistance to solder heat solderability maximum change (+0.05r) chip size 0201, 0402 0.5% 0.3% 0.5% 0.25% 0.1% 0.2% 0.05% tolerance 0603 to 2512 0.05% 0.05% 0.05% 0.25% 0.05% 0.05% conditions t est parameters 1000 hours rated load @ 70c 1000 hours @ 40c, 90 - 95%rh 6 . 2 5 x r a t e d po w e r , o r 2 x l e v , f o r 5 s e c 1000 hours at 125c 5 cycles -55 c, 125c 270c, 10 sec 235c, 2 sec 95% minimum coverage 0.5% 0.5% 0.5% 0.5% 0.25% 0.2% 95% minimum coverage load life humidity short term overload high temperatu r e operation t emperatur e cycle resistance to solder heat solderability maximum change (+0.05r) conditions t est parameters 1000 hours rated load @ 70c 1000hrs @ 40c, 90 - 95%rh 6 . 2 5 x r a t e d p o w e r , o r 2 x l e v , f o r 5 s e c 1000 hours at 155c 5 cycles -55c, 150c 270c, 10 sec 235c, 2 sec 0603 to 2512 0.05% 0.05% 0.02% 0.05% 0.02% 0.02% load life humidity short term overload high temperatur e operation t emperatur e cycle resistance to solder heat solderability maximum change (+0.05r) conditions t est parameters 1000 hours rated load @ 70c 1000hrs @ 40c, 90 - 95%rh 6 . 2 5 x r a t e d p o w e r , o r 2 x l e v , f o r 5 s e c 1000 hours at 125c 5 cycles -55 c, 125c 270c, 10 sec 235c, 2 sec 95% minimum coverage 0402 0.25% 0.5% 0.1% 0.5% 0.1% 0.1% per for mance data - standar d range per for mance data - high power range/extended high power range per for mance data - passivated range construction a t h i n - f i l m mat e r i a l i s s e le c t i v e l y d e p o si t e d o n a 9 6 % a l u m i n a s u b s t r a t e t o g e t h e r w i t h m e t a ll i c c o n t a c t s a t e a c h e n d o f t h e r e sis t o r . t h e u n a d j u s t e d r e si s t o r s a r e h e a t t r e a t e d t o g i v e t h e r e q u i r e d t c r a n d s t a b i l i t y , t h e n a p r e ci s e l y c o n t r o l l e d l a s e r t r i m p r o c e s s a d j u s t s the r esistance value. epoxy p r otection is applied and wrap-a r ound terminations ar e added and plated with nickel then t in. each r esistor is measu r ed immediately befor e packing into tape. t erminations the chips ar e supplied with 100% sn matte plated wrap-a r ound terminations suitable for soldering. physical data dimensions (mm) and w eight l w t max a c wt 0201 0.58 0.05 0.29 0.05 0.26 0.15 0.05 0.12 0.05 1 0402 1.0 0.05 0.5 0.05 0.40 0.2 0.1 0.2 0.1 3 0603 1.6 0.2 0.8 0.2 0.55 0.3 0.2 0.3 0.2 6 0805 2.0 0.2 1.25 0.2 0.65 0.4 0.25 0.3 0.2 9 1206 3.05 0.15 1.55 0.15 0.65 0.35 0.25 0.42 0.2 20 1210 3.10 0.15 2.4 0.15 0.50 0.55 0.25 0.4 0.2 25 2010 4.9 0.2 2.4 0.2 0.65 0.5 0.25 0.6 0.3 36 2512 6.3 0.2 3.1 0.2 0.65 0.5 0.25 0.6 0.3 55 t w a a l w rap-around terminations (3 faces) c
pr ecision thin film nichr ome chip resistors pcf series www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electr onics r eserves the right to make changes in pr oduct specifcation without notice or liability . all information is subject to tt electr onics own data and is consider ed accurate at time of going to print. ? tt electr onics plc 1.14 w rap-ar ound terminations pr ovide good leach pr operties and ensur e r eliable contact. due to the r obust construction, the pcf can be immersed in the solder bath for 30 seconds at 260 c. this enables the r esistor to be mounted on one side of a printed cir cuit boar d and wir e-leaded components applied on the other side. p c f r e s i s t o r s t h e m s e l v e s c a n o p e r a t e a t a m a x i m u m t e m p e r a t u r e o f 1 2 5 c ( s e e p e r f o r m a n c e a b o v e ) ( 1 5 5 c f o r h i g h pow e r g r a d e s ) . for solder ed r esistors, the joint temperatu r e should not exceed 110 c. this condition is met when the stated power levels at 70 c ar e used. pr ecision su r face mount resistors 03.11 ? 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 pcf series solderability the terminations have an elect r oplated nickel barrier and tin coating. this ensu r es excellent 'leach' r esistance pr operties and solderability . packaging pcf resistors a r e supplied taped and r eeled as as per iec 286-3. sizes 2010 and 2512 are in embossed plastic tape. application notes pcf r esistors ar e ideally suited for handling by automatic methods due to their r ectangular shape and the small dimensional tolerances. electrical connection to a ceramic substrate or to a printed ci r cuit boar d can be made by r eflow or wave soldering of wrap-ar ound terminations. derating curve smaller sizes are in paper tape.
pr ecision thin film nichr ome chip resistors pcf series www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electr onics r eserves the right to make changes in pr oduct specifcation without notice or liability . all information is subject to tt electr onics own data and is consider ed accurate at time of going to print. ? tt electr onics plc 1.14 o r d e r ing p r o ce du r e t h i s p r o d u c t h a s t w o v a li d p a r t nu m be r s : e u r op ea n ( w e l w y n ) p a r t n u m b e r : p c f 0 6 0 3 - 1 1 - 1 k 5 4 bi ( 0 6 0 3 , s t a n d a r d , 1 5 p p m / c, 1 . 5 4 k il oh m 0 .1 % , p b - f r ee ) p c f 0 6 0 3 - 1 1 - 1 k 5 4 b i 1 2 3 4 5 6 7 u s a ( irc) p a r t n u m b e r * : p cf - w 0603 l f - 1 1 - 1 5 4 1 - b - p - l t ( 0603 , s t a n da r d , 15 p p m / c, 1 . 54 k il o h m 0 .1 % , p b - f r e e ) p c f - w 0 6 0 3 l f - 1 1 - 1 5 4 1 - b - p - l t 1 2 3 4 5 6 7 8 * a pp lie s o n l y t o s t a nd a r d r a n g e p a r t s . 1 2 3 4 5 6 7 t y p e s i z e r a ng e t c r v a lu e tol e r a n c e t e r m in a t i on & p a c k in g p c f 020 1 o m i t f o r s t anda r d - 13 = 5 pp m / c e 24 = 3 / 4 c ha r a c t e r s e 96 = 3 / 4 c ha r a c t e r s r = oh m s k = k i l o h m s m = m egoh m s l = 0 . 0 1 % pb - f r ee o n l y 040 2 - 12 = 1 0p p m / c w = 0 . 0 5 % i = s t a n da r d p a c k i n g 060 3 h = h i gh p o w e r - 11 = 1 5p p m / c b = 0 . 1 % 0201 , 04 0 2 10 , 0 0 0 / r e e l 080 5 x = e x t ende d r = 25p p m / c c = 0 . 2 5 % 06 0 3 t o 1 2 1 0 5000 / r ee l 120 6 p = p a s s i v a t e d - 02 = 5 0p p m / c d = 0 . 5 % 2010 , 25 1 2 4000 / r ee l 121 0 f = 1 % t 1 * 201 0 0201 t o 1 2 06 , 2010 , 25 1 2 1000 / r ee l 251 2 * n o n - s t anda r d ; en qu i r e t o c on f i r m a v a i l a b il i t y 1 2 3 4 5 6 7 8 t y p e m od e l t e r m in a t i o n t c r v a lu e tol e r a n c e t a p e p ack in g p c f w 02 0 1 l f = pb - f r ee ( 100% s n ) 13 = 5 p p m / c 3 d i g i t s + m u l t i p l i e r t = 0 . 01 % p = p ape r ( 0201 t o 1 210 ) l t = t ape & r ee l w 04 0 2 12 = 1 0 p p m / c r = oh m s f o r v a l ue s < 10 0 o h m s a = 0 . 0 5 % 0201 , 04 0 2 10 , 0 0 0 / r e e l w 06 0 3 11 = 1 5 p p m / c b = 0 . 1 % e = e m b o s s e d ( 2010 , 25 1 2 ) 0603 t o 1 2 1 0 5000 / r ee l w 08 0 5 03 = 2 5 p p m / c c = 0 . 2 5 % 2010 , 25 1 2 4000 / r ee l w 12 0 6 02 = 5 0 p p m / c d = 0 . 5 % w 12 1 0 f = 1 % w 20 1 0 w 25 1 2
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