data she e t surge chip resistors automotive grade sr series 1%, 0.5% sizes 0402/0603/0805/1206/1210/1218/2010/2512 rohs compliant & halogen f ree product s pecification C november 11, 2016 v.1
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 2 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 ordering information - global part number part number is identified by the serie s name , size, tolerance, packaging type , temperature coefficient, t aping reel and resistance value. s cope this specification describes sr0402 to sr2512 chip resistors with lead - free terminations made by th ick film process. applications ? telecommunications ? power supplies ? car electronics features ? aec - q200 qualified ? superior to sr series in pulse withstanding voltage and surge with st anding voltage. ? msl class: msl 1 ? halogen free epoxy ? rohs compliant - products with lead - free terminations meet rohs requi rements - pb - glass contained in electrodes, resistor element and glass are exempted by rohs ? reduce environmentally hazardous waste ? high component and equipment reliability o rdering example the ordering code for an sr0805 chip resistor, value 10 k with 5 % tolerance, supplied i n 7 - inch tape reel is: sr0805jr - 0710kl . global part number sr xxxx x x x xx xxxx l ( 1 ) ( 2 ) ( 3 ) ( 4 ) ( 5 ) ( 6 ) ( 7 ) ( 1 ) size 0402 / 0603 / 0805 / 1206 / 1210 / 1218 / 2010 / 2512 ( 2 ) tolerance d = 0.5 % f = 1 % ( 3 ) packaging t ype r = paper taping reel k = embossed taping reel ( 4 ) temperature coefficient of resis tance C = b ase d on spec . ( 5 ) ta ping reel 07 = 7 inch d ia. r eel 7w = 7 inch dia. reel & 2 x standard power 13 = 13 inch d ia. r eel 7t = 7 inch dia. reel & 3 x standard power ( 6 ) resistance v alue 1 r 100 k there are 2~4 digits indicated the resistance value. letter r/k/m is decimal point, no need to mention the last zero after r/k/m, e.g. 1k2 , not 1k20 . detailed coding rules of resistance are shown in the table of resistance rule of global part number . ( 7 ) default code letter l is the system default code for ordering only . (note) resistance rule of global part number resistance coding rule example xrxx (1 to 9.76 ) 1r = 1 1r5 = 1.5 9r76 = 9.76 xxrx ( 10 to 97.6 ) 10r = 10 97r6 = 97.6 xxxr ( 100 to 976 ) 100r = 100 xkxx (1 to 9.76 k ) 1k = 1,000 9k76 = 9760 xxkx (10 to 97.6 k ) 10k = 10,000 97k6= 976,000 xxxk (100 k ) 100k = 100,000
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 3 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 marking sr0402 no marking sr1218 e - 24 series: 3 digits first two digits for significant figure and 3rd digit for number of zeros sr0603 / sr0805 / sr 1206 / sr1210 / sr20 10 / sr2512 e - 24 series: 3 digits first two digits for significant figure and 3rd digit for number of zeros note for further marking information, please refer to data sheet chip resistors marking . fig. 3 value=10 k fig. 2 value=10 k fig. 1 03
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 4 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 construction the resistor is constructed on top of a high - grade ceramic body. internal metal electrodes are added at each end and connected by a resistive glaze. the resistive glaze is covered by a lead - free glass. the composition of the glaze is adjusted to give the approximately required resistance value. the whole element is covered by a protective overcoat. the top of overcoat is marked with the resistance value. finally, the two ext ernal terminations (ni / matte tin) are added, as shown in fig. 4 . o o u u t t l l i i n n e e s s dimensions type l ( mm ) w ( mm ) h ( mm ) i 1 ( mm ) i 2 ( mm ) sr0402 1.00 0.05 0.50 0.05 0.35 0.05 0.20 0.10 0.25 0.10 sr0603 1.60 0.10 0.80 0.10 0.45 0.10 0.25 0.15 0.25 0.15 sr 0 805 2 . 0 0 0. 10 1.25 0. 10 0.5 0 0. 10 0. 35 0. 20 0. 3 5 0. 20 sr1206 3.10 0. 10 1.60 0. 10 0.5 5 0. 10 0. 45 0. 20 0. 40 0. 20 sr1210 3.10 0.10 2.60 0.15 0.50 0.10 0.45 0.15 0.50 0.20 sr1218 3.10 0.10 4.60 0.10 0.55 0.10 0.45 0.20 0.40 0.20 sr2010 5.0 0 0.10 2.50 0.15 0.55 0.10 0.55 0.15 0. 5 0 0.20 sr2512 6.35 0.10 3.10 0.15 0.55 0.10 0.60 0.20 0.50 0.20 table 1 sr0402/0603/0805/1206/1210/1218/2010 sr 2512 fig. 4 - 2 chip resistor outlines fig. 4 - 1 chip resistor outlines
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 5 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 packing style and pa ckaging quantity footprint and solder ing profiles recommended footprint and soldering profiles , p lease refer to data sheet chip resistors mounting. r esistance range temperature c oefficient of resistance pt 0 40 2 100 m 2 00 ppm/ c packing style reel dimension sr 0 402 sr0603/0805/1206 sr1210 sr1218/2010/2512 p aper taping reel (r) 7" (178 mm) 10,000 5,000 5,000 --- 13 " ( 330 mm) 50,000 20,000 20,000 --- embossed taping r eel (k) 7" (178 mm) --- --- --- 4,000 note 1. for paper/embossed tape and reel specification/ dimensions , please refer to data sheet chip resistors p acking . table 3 packing style and packaging quantity sr1218 sr0603/0805/1206/ 1210/2010/2512 side view for all type fig. 5 chip resistor dimensions for dimension, please refer to table 1 sr0 402 type power resistance range characteristics operating temperature range max. working voltage max. overload voltage dielectric withstanding voltage temperature coefficient of resistance sr0402 1/16w e24/e96 0.5%, 1% 1 r 100 k C 55 c to +1 5 5 c 5 0 v 100 v 1 00 v 200 ppm/c 1/8 w sr0603 1/10w 75v 150v 150v 1/5w 1/4w sr0805 1/8 w 150v 300v 300v 1/4w 1/3w sr1206 1/4 w 200 v 4 00 v 5 00 v 1/2w 3/4w sr1210 1/2w 200 v 4 00 v 5 00 v sr 1218 1 w 2 00 v 4 00 v 5 00 v sr2010 3/4 w 2 00 v 4 00 v 5 00 v sr 2512 1 w 2 00 v 4 00 v 5 00 v electrical character istics table 2
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 6 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 functional descripti on o o p p e e r r a a t t i i n n g g t t e e m m p p e e r r a a t t u u r r e e r r a a n n g g e e range: C 5 5 c to +1 5 5 c p p o o w w e e r r r r a a t t i i n n g g each type rated power at 7 0 c: sr0402: 07 = 1/16w; 7w = 1/8w sr0603: 07 = 1/10w; 7w = 1/5w ; 7t=1/4w sr0805: 07 = 1/8w; 7w = 1/4w ; 7t=1/3w sr1206: 07 = 1/4w; 7w = 1/2w ; 7t=3/4w sr1210: 07 = 1/2w sr1218: 07 = 1w sr2010: 07 = 3/4w sr2512: 07 = 1w r ated v oltage the dc or ac (rms) continuous working voltage corresponding to the rated power is determined by the following formula: v = where v = continuous rated dc or ac ( rms ) working voltage ( v ) p = rated power ( w ) r = resistance value ( ? ) p p u u l l s s e e l l o o a a d d b b e e h h a a v v i i o o r r fig. 7 pulse - load behavior fig. 6 maximum dissipation (p max ) in percentage of rated power as a function of the operating ambient temperature (t amb ) r) x (p
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 7 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 tests and requiremen ts test test method procedure requirements temperature coefficient of resistance (t.c.r.) mil - std - 202 method 304 at +25/ C 55 c and +25/+125 c refer to table 2 f ormula : t.c.r= ------------------------- 10 6 (ppm/ c) where t 1 = + 25 c or specified room temperature t 2 = C 55 c or + 125 c test temperature r 1 = resistance at reference temperature in ohms r 2 = resistance at test temperature in ohms short t ime o verload iec601 1 5 - 1 4 .13 2.5 times of rated voltage or maximum overload voltage whichever is less for 5 sec at room temp erature (2.0%+0.05 ) high temperature exposure iec 60068 - 2 - 2 1,000 hours at t a = 1 5 5 c 5 c, unpowered (2.0%+0.05 ) humidity iec 60115 - 1 4.24. 2 steady state for 1,000 hours at 40 c / 95% r.h. rcwv applied for 1.5 hours on and 0.5 hour off (3.0%+0.05 ) life iec 60115 - 1 4.25.1 mil - std - 202 method 108 1,000 hours at 70 2 c, rcwv applied for 1.5 hours on, 0.5 hour off, still - air required (2.0%+0.05 ) resistance to soldering heat iec 60115 - 1 4.18 mil - std - 202 method 210 condition b, no pre - heat of samples lead - free solder, 2 6 0 5 c, 10 1 s econds immersion time procedure 2 for smd: devices fluxed and cleaned with isopropanol (1.0%+0.05 ) no visible damage temperature cycling jesd22 - a104c - 55/+125 c for 1 cycle per hour, with 1,000 cycles. devices mounted (1.0%+0.05 ) table 4 test condition, procedure and requirements r 2 C r 1 r 1 (t 2 C t 1 )
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 8 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 test test method procedure requirements solderability - wetting j - std - 002 electrical test not required magnification 50x smd conditions: immerse the specimen into the solder pot at 2 4 5 3c for 2 0.5 seconds. well tinned ( 95% covered) no visible damage board flex iec 60115 - 1 4.33 chips mounted on a 90mm glass epoxy resin pcb (fr4) bending for 0402: 5mm 0603 & 0805: 3mm 1206 and above: 2mm holding time: minimum 60 seconds (1.0%+0.05 )
chip resistor su r f ac e mount www.yageo.com nov. 11, 2016 v.1 product specification 9 9 series sr 0402/0603/0805/1206/1210/1218/2010/2512 revision history yageo reserves all the rights for revising the content of this datasheet without further notification, as long as the products are u nchanged. any product change will be announced by pcn. "the reimbursement is limited to the value of the products." revision date change notification description version 1 nov. 11 2016 - - update 7t power for 1206 version 0 dec. 01 2015 - - new product datasheet
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