www.vishay.com for technical questions , contact: ff3cresis tors@vishay.com document number: 28726 84 revision: 21-aug-07 uxa 0204, uxb 0207, uxe 0414 vishay beyschlag high precision leaded resistors description uxa 0204, uxb 0207 and uxe 0414 high precision leaded thin film resistors combine the proven reliability of the professional products with an exceptional level of precision and stability. therefore they are perfectly suited for applications in the fields of precision test and measuring equipment and particularly for the design of calibration references and standards. features ? superior thin film technology ? exceptional low tcr: 02 ppm/k to 10 ppm/k ? super tight tolerance: 0.01 % to 0.25 % ? exceptional overall stability: class 0.02 ? wide resistance range: 22 to 1 m ? lead (pb)-free solder contacts ? pure tin plating provides compatibility with lead (pb)-free and lead containing soldering processes ? compatible with ?restriction of the use of hazardous substances? (rohs) directive 2002/95/ec (issue 2004) applications ? precision test and measuring equipment ? design of calibration references and standards metric size din: 0204 0207 0414 cecc: abd technical specifications description uxa 0204 uxb 0207 uxe 0414 cecc size a b d resistance range 22 to 221 k 10 to 1 m 22 to 511 k resistance tolerance 0.25 %; 0.1 %; 0.05 %; 0.01 % 0.1 %; 0.05 % temperature coefficient 10 ppm/k; 05 ppm/k; 02 ppm/k 10 ppm/k; 05 ppm/k operation mode precision precision precision climatic category (lct/uct/days) 20/125/56 20/125/56 20/125/56 rated dissipation: p 85 0.05 w 0.125 w 0.25 w p 70 0.1 w 0.25 w 0.5 w operating voltage, u max ac/dc 200 v 250 v 300 v film temperature 125 c 125 c 125 c max. resistance change at p 70 for resistance range, r / r max., after: 100 to 100 k 100 to 250 k 100 to 100 k 2000 h 0.05 % 0.05 % 0.05 % max. resistance change at p 85 for resistance range, r / r max., after: 100 to 100 k 100 to 250 k 100 to 100 k 1000 h 0.02 % 0.02 % 0.02 % 8000 h 0.04 % 0.04 % 0.04 % 225000 h 0.12 % 0.12 % 0.12 % specified lifetime 225 000 h 225 000 h 225 000 h permissible voltage against ambient : 1 minute 300 v 500 v 800 v continuous 75 v 75 v 75 v failure rate 0.7 x 10 -9 /h 0.3 x 10 -9 /h 0.1 x 10 -9 /h
document number: 28726 for technical ques tions, contact: ff3cresistors@vishay.com www.vishay.com revision: 21-aug-07 85 uxa 0204, uxb 0207, uxe 0414 high precision leaded resistors vishay beyschlag 12nc information components may be ordered by using either a simple clear text ordering code, see ?type description and ordering code? or vishay bccomponents? unique 12nc. numeric ordering code (12nc) ? the resistors have a 12-digit part number starting with 2312. ? the subsequent 4 digits indicate the resistor type, specification and packaging; see the 12nc part number table. ? the remaining 4 digits indicate the resistance value: ? the first 3 digits indicate the resistance value. ? the last digit indicates the resistance decade in accordance with the 12nc indicating resistance decade table. last digit of 12nc indicating resistance decade 12nc example the part number of a uxa 0204 resistor, value 47 k and tcr 10 with 0.1 % tolerance, supplied on bandolier in a box of 1000 units is: 2312 662 34703. note: (1) readable 12nc coding of resistance values is restricted to values with three signific ant digits. for resistance values with mo re than three significant digits, a non readable sequential number will be issued by the factory fo r each requested combination of resistance value and tolerance. resistance decade last digit 10 to 99.9 9 100 to 999 1 1 k to 9.99 k 2 10 k to 99.9 k 3 100 k to 999 k 4 12nc part number - resistor type and packaging description ordering code 2312 ... ..... bandolier in box bandolier in box bandolier on reel bandolier on reel bandolier on reel type tcr tol. cu 100 units c1 1000 units r1 1000 units r2 2500 units rp 5000 units uxa 0204 10 ppm/k 0.25 % 562 2.... 662 2.... 462 2.... - - 0.1 % 562 3.... 662 3.... 462 3.... - - 0.05 % 562 4.... 662 4.... 462 4.... - - 0.01 % 562 7.... 662 7.... 462 7.... - - (1) 562 91... 662 91... 462 91... - - 05 ppm/k 0.25 % 563 2.... 663 2.... 463 2.... - - 0.1 % 563 3.... 663 3.... 463 3.... - - 0.05 % 563 4.... 663 4.... 463 4.... - - 0.01 % 563 7.... 663 7.... 463 7.... - - (1) 563 91... 663 91... 463 91... - - 02 ppm/k 0.25 % 564 2.... 664 2.... 464 2.... - - 0.1 % 564 3.... 664 3.... 464 3.... - - 0.05 % 564 4.... 664 4.... 464 4.... - - 0.01 % 564 7.... 664 7.... 464 7.... - - (1) 564 91... 664 91... 464 91... - - uxb 0207 10 ppm/k 0.25 % 572 2.... 672 2.... 472 2.... - 577 2.... 0.1 % 572 3.... 672 3.... 472 3.... - 577 3.... 0.05 % 572 4.... 672 4.... 472 4.... - 577 4.... 0.01 % 572 7.... 672 7.... 472 7.... - 577 7.... (1) 572 91... 672 91... 472 91... - 577 91... 05 ppm/k 0.25 % 573 2.... 673 2.... 473 2.... - 578 2.... 0.1 % 573 3.... 673 3.... 473 3.... - 578 3.... 0.05 % 573 4.... 673 4.... 473 4.... - 578 4.... 0.01 % 573 7.... 673 7.... 473 7.... - 578 7.... (1) 573 91... 673 91.... 473 91... - 578 91... 02 ppm/k 0.25 % 574 2.... 674 2.... 474 2.... - 579 2.... 0.1 % 574 3.... 674 3.... 474 3.... - 579 3.... 0.05 % 574 4.... 674 4.... 474 4.... - 579 4.... 0.01 % 574 7.... 674 7.... 474 7.... - 579 7.... (1) 574 91... 674 91... 474 91... - 579 91... uxe 0414 10 ppm/k 0.1 % 592 3.... 692 3.... - 597 3.... - 0.05 % 592 4.... 692 4.... - 597 4.... - (1) 592 91... 692 91... - 597 91... - 05 ppm/k 0.1 % 593 3.... 693 3.... - 598 3.... - 0.05 % 593 4.... 693 4.... - 598 4.... - (1) 593 91... 693 91... - 598 91... -
www.vishay.com for technical questions , contact: ff3cres istors@vishay.com document number: 28726 86 revision: 21-aug-07 uxa 0204, uxb 0207, uxe 0414 vishay beyschlag high precision leaded resistors notes: (1) please refer to table packaging, see next page. products can be ordered using either the pro duct description or the 12nc. the part number is shown to facilitate the introducti on of a unified part numbering system. dimensions part number and product description ux series part numbering: uxb02070f1001ac100 model/size special character tcr value tolerance packaging special uxa0204 uxb0207 uxe0414 0 = neutral h = 2 ppm/k g = 5 ppm/k f = 10 ppm/k 3 digit value 1 digit multiplier multiplier 9 = *10 -1 2 = *10 2 0 = *10 0 3 = *10 3 1 = *10 1 4 = *10 4 t = 0.01 % a = 0.05 % b = 0.1 % c = 0.25 % c1 cu r1 r2 rp up to 2 digits 00 = standard product description: uxb 0207-10 0.05 % c1 1k0 uxb 0207 10 0.05 % c1 1k0 model size tcr tolerance packaging (1) resistance value uxa uxb uxe 0204 0207 0414 2 ppm/k 5 ppm/k 10 ppm/k 0.01 % 0.05 % 0.1 % 0.25 % c1 cu r1 r2 rp 1k0 = 1.0 k 47k = 47 k 50r5 = 50.5 l d d i i m dimensions - leaded resistor types, mass and relevant physical dimensions type d max (mm) l max (mm) d nom (mm) i min (mm) m min (mm) mass (mg) uxa 0204 1.6 3.6 0.5 29.0 5.0 125 uxb 0207 2.5 6.3 0.6 28.0 7.5 220 uxe 0414 4.0 11.9 0.8 31.0 15.0 750 script marking - printed resistance value and letter coding for tcr and tolerance resistance value tol. (%) letter code tcr (ppm/k) letter code clear text code for value 0.25 c 10 b 0.1 b 05 a 0.05 a 02 t 0.01 t ?? b020 0f1 7 ux 00 ac1 1 0 0
document number: 28726 for technical ques tions, contact: ff3cresistors@vishay.com www.vishay.com revision: 21-aug-07 87 uxa 0204, uxb 0207, uxe 0414 high precision leaded resistors vishay beyschlag notes: (1) resistance values to be selected from the e192 se ries, for other values please contact the factory. (2) tcr 10 and tcr 05 are specified ov er the temperature range from - 20 c to + 85 c. (3) tcr 02 is specified over the temperature range from 0 c to + 60 c. description production is strictly controlled and follows an extensive set of instructions established for reproducibility. a homogeneous film of metal al loy is deposited on a high grade ceramic body (85 % al 2 o 3 ) and conditioned to achieve the desired temperature coeffi cient. nickel plated steel termination caps are firmly pressed on the metallized rods. special laser devices are used repeatedly to achieve the target value by slowly and sm oothly cutting a helical groove in the resistive layer without damaging the ceramics. a further conditioning is applied in order to stabilise the trimming result. connecting wires of electrolytic copper plated with pure tin are welded to the termination caps. the resistors are covered by protective coating designed for electrical, mechanical and climatic protection.the terminations receive a final pure tin on nickel plating. script marking designates the resistance value plus coded tcr and tolerance. the result of the determined production is verified by an accelerated ageing (burn-in) and extensive testing procedure performed on 100 % of the individual resistors. only accepted products are stuck directly on the adhesive tapes in accordance with iec 60286-1 . assembly the resistors are suitable for processing on automatic insertion equipment and cutting and bending machines. excellent solderability is proven, even after extended storage. they are suitable fo r automatic soldering using wave or dipping. the encapsulation is resistant to all cleaning solvents commonly used in the electronics industry, including alcohols, esters and aqueous solutions. the suitability of conformal coatings, if applied, shall be qualified by appropriate means to ensure the long-term stability of the whole system. approvals where applicable, the resistors are tested in accordance with cecc 40101-806 which refers to en 60115-1 and en 140100 . vishay beyschlag has achieved "approval of manufacturer" in accordance with en 100114-1 packaging model reel box bandolier on reel code pieces/box code uxa 1000 r1 100 1000 cu c1 uxb 1000 5000 r1 rp 100 1000 cu c1 uxe 2500 r2 100 1000 cu c1 temperature coefficient and resistance range description resistance value (1) tcr tolerance uxa 0204 uxb 0207 uxe 0414 10 ppm/k (2) 0.25 % 22 to 221 k 10 to 1 m - 0.1 % 43 to 221 k 10 to 1 m 22 to 511 k 0.05 % 100 to 180 k 24 to 301 k 100 to 301 k 0.01 % 200 to 150 k 24 to 301 k - 05 ppm/k (2) 0.25 % 47 to 150 k 10 to 1 m - 0.1 % 47 to 150 k 10 to 1 m 47 to 301 k 0.05 % 100 to 150 k 24 to 221 k 100 to 301 k 0.01 % 200 to 150 k 24 to 221 k - 02 ppm/k (3) 0.25 % 100 to 100 k 100 to 150 k - 0.1 % 100 to 100 k 100 to 150 k - 0.05 % 150 to 100 k 150 to 150 k - 0.01 % 200 to 100 k 200 to 150 k -
www.vishay.com for technical questions , contact: ff3cres istors@vishay.com document number: 28726 88 revision: 21-aug-07 uxa 0204, uxb 0207, uxe 0414 vishay beyschlag high precision leaded resistors functional description uxe 0414 uxa 0204 uxb 0207 ambient temperature amb ? c 100 150 -50 50 0 0.1 0.2 w power dissipation p 0 8 5 specification of tcr 02 is valid from 0 c to 60 c. derating - precision operation uxe 0414 uxa 0204 uxb 0207 0 0.1 0 20 40 k temperature rise tr 0.2 0.3 0.4 0.5 0.6 0.7 0. 8 w load p 60 rise of the surface temperature. temperature rise uxe 0414 uxa 0204 uxb 0207 ambient temperature r 1 k 0.01 0.1 1 uv/v current noise a 1 10 k 100 k 1 m current noise a 1 in accordance with iec 60 195
document number: 28726 for technical ques tions, contact: ff3cresistors@vishay.com www.vishay.com revision: 21-aug-07 89 uxa 0204, uxb 0207, uxe 0414 high precision leaded resistors vishay beyschlag tests and requirements essentially all tests are carried out in accordance with the following specifications: en 140000/iec 60115-1, generic specification (includes tests) en 140100/iec 60115-2, secti onal specification (includes schedule for qualification approval) cecc 40101-806, detail specification (includes schedule for conformance inspection) most of the components are appr oved in accordance with the european cecc-system, wher e applicable. the test procedures and requirements table contains only the most important tests. for the full test schedule refer to the documents listed abov e. the testing also covers most of the requirements specified by eia/is-703 and jis-c-5202. the tests are carried out in accordance with iec 60 068 and under standard atmospheric conditions in accordance with iec 60068-1, 5.3. climatic category lct/uct/56 (rated temperature range: lower ca tegory temperature, upper category temperature; damp heat, long term, 56 days) is valid. unless otherwise specified the following values apply: temperature: 15 c to 35 c relative humidity: 45 % to 75 % air pressure: 86 kpa to 106 kpa (860 mbar to 1060 mbar). for testing the components ar e mounted on a test board in accordance with iec 60115-1, 4.31 unless otherwise specified. in the test procedures and requirements table only the tests and requirements are lis ted with reference to the relevant clauses of iec 60115-1 and iec 60068-2; a short description of the test procedure is also given. test procedures and requirements iec 60115-1 clause iec 60068-2 test method test procedure requirements permissible change ( r ) stability for product types: uxa 0204 100 to 100 k 22 to < 100 ; > 100 k to 221 k - uxb 0207 100 to 250 k 40.2 to < 100 ; > 250 k to 301 k 10 to < 40.2 ; > 301 k to 1 m uxe 0414 100 to 100 k 22 to < 100 ; > 100 k to 511 k - 4.5 - resistance ( r / r ) 0.25 %; 0.1 %; 0.05 %; 0.01 % 4.8.4.2 - temperature coefficient at 20/lct/20 c and 20/uct/20 c 10 ppm/k; 05 ppm/k; 02 ppm/k 4.25.1 - endurance room temperature; u = or u = u max ; 1.5 h on; 0.5 h off 70 c; 2000 h (0.05 % r + 0.01 ) (0.05 % r + 0.01 ) (0.05 % r +0.01 ) 85 c; 1000 h (0.02 % r + 0.01 ) (0.03 % r + 0.01 ) (0.04 % r +0.01 ) 85 c; 8000 h (0.04 % r + 0.01 ) (0.06 % r + 0.01 ) (0.08 % r +0.01 ) p 70 x r
www.vishay.com for technical questions , contact: ff3cres istors@vishay.com document number: 28726 90 revision: 21-aug-07 uxa 0204, uxb 0207, uxe 0414 vishay beyschlag high precision leaded resistors 4.25.3 - endurance at upper category temperature 125 c; 1000 h (0.04 % r +0.01 ) (0.06 % r + 0.01 ) (0.08 % r + 0.01 ) 4.24 3 (ca) damp heat, steady state (40 2) c; 56 days; (93 3) % rh (0.04 % r + 0.01 ) (0.05 % r + 0.01 ) (0.06 % r + 0.01 ) 4.23 climatic sequence: 4.23.2 2 (ba) dry heat 125 c; 16 h 4.23.3 30 (db) damp heat, cyclic 55 c; 24 h; 90 % to 100 % rh; 1 cycle 4.23.4 1 (aa) cold - 55 c; 2 h 4.23.5 13 (m) low air pressure 8.5kpa; 2h; 15 c to 35 c 4.23.6 30 (db) damp heat, cyclic 55 c; 5 days; 95 % to 100 % rh; 5 cycles (0.04 % r + 0.01 ) no visible damage (0.05 % r + 0.01 ) no visible damage (0.06 % r + 0.01 ) no visible damage 4.13 - short time overload room temperature; u = 2.5 x or u = 2 x u max ; 5 s (0.01 % r + 0.01 ) no visible damage (0.01 % r + 0.01 ) no visible damage (0.02 % r + 0.01 ) no visible damage 4.19 14 (na) rapid change of temperature 30 minutes at lct and 30 minutes at uct; 5cycles (0.01 % r + 0.01 ) no visible damage (0.01 % r + 0.01 ) no visible damage (0.02 % r + 0.01 ) no visible damage 4.29 45 (xa) component solvent resistance isopropyl alcohol + 23 c; toothbrush method marking legible; no visible damage 4.18.2 20 (tb) resistance to soldering heat unmounted components; (260 5) c; (10 1) s (0.01 % r + 0.01 ) no visible damage (0.01 % r + 0.01 ) no visible damage (0.02 % r + 0.01 ) no visible damage 4.17 20 (ta) solderability + 235 c; 2 s solder bath method good tinning (? 95 % coverage, no visible damage) test procedures and requirements iec 60115-1 clause iec 60068-2 test method test procedure requirements permissible change ( r ) stability for product types: uxa 0204 100 to 100 k 22 to < 100 ; > 100 k to 221 k - uxb 0207 100 to 250 k 40.2 to < 100 ; > 250 k to 301 k 10 to < 40.2 ; > 301 k to 1 m uxe 0414 100 to 100 k 22 to < 100 ; > 100 k to 511 k - p 70 x r
document number: 28726 for technical ques tions, contact: ff3cresistors@vishay.com www.vishay.com revision: 21-aug-07 91 uxa 0204, uxb 0207, uxe 0414 high precision leaded resistors vishay beyschlag 4.22 6 (b4) vibration 6 h; 10 hz to 2000 hz 1.5 mm or 196 m/s 2 (0.01 % r + 0.01 ) (0.01 % r + 0.01 ) (0.02 % r +0.01 ) 4.16 21 (ua 1 ) 21 (ub) 21 (uc) robustness of terminations tensile, bending and torsion (0.01 % r + 0.01 ) (0.01 % r + 0.01 ) (0.02 % r +0.01 ) 4.7 - voltage proof u rms = 100 v; 60 s no flashover or breakdown test procedures and requirements iec 60115-1 clause iec 60068-2 test method test procedure requirements permissible change ( r ) stability for product types: uxa 0204 100 to 100 k 22 to < 100 ; > 100 k to 221 k - uxb 0207 100 to 250 k 40.2 to < 100 ; > 250 k to 301 k 10 to < 40.2 ; > 301 k to 1 m uxe 0414 100 to 100 k 22 to < 100 ; > 100 k to 511 k -
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