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sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 1 panasonic electronic devices co., ltd. 1. dimension l w a b t dimension (mm) 0.40+/-0.02 0.20+/-0. 02 0.10+/-0.03 0.10+/-0.03 0.13+/-0.02 2. power derating curve 100 80 60 40 20 0 120 ambient temperature (deg.c) rated power (%) -60 -40 -20 0 20 40 60 80 100 120 140 160 figure 1 3. ratings item rated value explanation power rating 0.031w when used at ambient temperature above 70 deg.c, power rating shall be determined in accordance with figure 1. category temperature range: : -55 to 125 deg.c (1) substrate : alumina (2) protective coating : resin (restricted flame retardant free) (3) resistive element : metal glaze (4) inner termination : thick film material (5) middle termination : ni plating (6) outer termination : sn plating l a a w t b b (1) (2) (3) (4) (5) (6) 70 125 sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 2 panasonic electronic devices co., ltd. item rated value explanation rated voltage & rated continuous working voltage the rated voltage of each resistance should be calculated from the equation below. and when the rated voltage exceeds the maximum rcwv, the maximum rcwv should be the rated voltage. rated voltage = (power rating x resistance value) 1/2 the maximum rcwv : 15v max. overload voltage the overload voltage should be 2.5 times the rated voltage. and when the voltage exceeds the maximum overload voltage, the value shown below should be the maximum overload voltage. the maximum overload voltage : 30v resistance tolerance j : +/- 5% resistance range 10 ohm ? 1.0 m ohm (e-24 series) 4. explanation of part number e r j x g n j 1 0 2 y (1) (2) (3) (4) (5) (1) product code : thick film chip resistor (2) size and rated power : 0.4 mm x 0.2 mm, 0.031 w restricted flame retardant free (3) resistance tolerance code resistance tolerance j +/- 5% (4) resistance value the first two digits are the significant figures of resistance value, and the last figure shows the number of zero following in ohm. (5) packaging configuration code packaging configuration y taping (20,000pcs/reel) sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 3 panasonic electronic devices co., ltd. 5. appearance & construction item specification explanation appearance & construction 1. the resistive element should be covered with protective coating that don?t fade easily. the surface of coating should avoid unevenness, flaw, pinhole and discoloration. 2. the electrode should be printed uniformly, as shown in the dimensions. the plating should not fade easily, and should avoid unevenness, flaw, pinhole, projection and discoloration. 3. the electrode should be connected electrically, mechanically to resistive element. 4. dimensions of the substrate should be as in the list and it should not have chipping, flaw, flash and crack. sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 4 panasonic electronic devices co., ltd. as far as there shall not designation especially, the following tests and measurement shall be operated under the following conditions. normal temperature : 5 deg.c to 35 deg.c normal humidity : 45 % to 85 % normal atmospheric pressure : 86 k pa to 106 k pa 6. performance specification item specification test method (jis-c5201-1) dc resistance dc resistance value shall be within the specified tolerance. at 20 deg.c, 65%rh temperature coefficient of resistance (tcr) 10 ohm ? 91 ohm : +/- 300 x 10 ?6 /deg.c 100 ohm ? 1 m ohm : +/- 200 x 10 ?6 /deg.c natural resistance change per temperature degree centigrade. tcr=(r 2 -r 1 )x10 6 /r 1 (t 2 -t 1 ) (x10 ?6 /deg.c) r 1 : resistance value at reference temperature (t 1 ) r 2 : resistance value at test temperature (t 2 ) t 1 : 25 deg.c , t 2 : 125 deg.c short time overload ? r : +/-(2%+0.1 ohm) resistors shall be applied 2.5 times the rated voltage for 5 seconds. max. overload voltage shall be 30v. intermittent overload ? r : +/-(5%+0.1 ohm) resistors shall be subjected to 10000 cycles of 2.5 times the rated voltage applied for 1 second with pause of 25 seconds between tests. max. overload voltage shall be 30v. sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 5 panasonic electronic devices co., ltd. 7. machinery characteristic item specification test method (jis-c5201-1) no mechanical damage. bending strength ? r : +/-(1%+0.05 ohm) substrate : glass epoxy (t=1.0 mm) span : 90mm bending distance : 3mm (10 seconds) sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 6 panasonic electronic devices co., ltd. 8. environmental test item specification test method (jis-c5201-1) low temperature exposure ? r : +/-(1%+0.05 ohm) resistors shall be exposed at -55 deg.c +/- 3 deg.c with no load for 1000 hours +48/-0 hours. high temperature exposure ? r : +/-(1%+0.05 ohm) resistors shall be exposed at 125 deg.c +/- 3 deg.c with no load for 1000 hours +48/-0 hours. resistors shall be tested for 5 cycles continuously in accordance with the following duty cycle. step temperature (deg.c) time (min.) 1 -55 +/-3 30 2 room temperature max. 3 3 +125 +/-3 30 4 room temperature max.3 temperature cycling ? r : +/-(1%+0.05 ohm) humidity (steady state) ? r : +/-(1%+0.05 ohm) resistors shall be exposed at 60 deg.c +/- 2 deg.c and 90% to 95% relative hummidity in a humidity test chamber for 1000 hours +48/-0 hours. load life ? r : +/-(3%+0.1 ohm) resistors shall be operated at dc rated voltage (1.5 hours "on", 0.5 hours "off") for 1000 hours +48/-0 hours in a test chamber controlled at 70 deg.c +/-2 deg.c. load life in humidity ? r : +/-(3%+0.1 ohm) resistors shall be operated at dc rated voltage (1.5 hours ?on?, 0.5 hours ?off?) for 1000 hours +48/-0 hours in a test chamber controlled at 60 deg.c +/- 2 deg.c and at 90 % to 95% in relative hummidity. sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 7 panasonic electronic devices co., ltd. 9. common precautions in handling resistors ! notice for use (1) this specification shows the quality and performance of a unit component. before adoption, be sure to evaluate and verify the product mounting it in your product. (2) we take no responsibility for troubles caused by the product usage that is not specified in this specification. (3) use fail-safe design and ensure safety by carrying out the following items in cases where it is forecast that the failure of the product gives serious damage to something important like human life, for instant in traffic transp ortation equipment (trains, cars, traffic signal equipment, etc.), medical equipment, aerospace equipment, electric heating appliances, combustion and gas equipment, rotating equipment, disaster and crime preventive equipment. *ensure safety as the system by setting protective circuits and protective equipment. *ensure safety as the system by setting such redundant circuits as do not cause danger by a single failure. (4) when a dogma shall be occurred about safety for this product, be sure to inform us rapidly, operate your technical examination. (5) the product is designed to use in general standard applications of general electric equipment (av products, household electric appliances, office equipment, information and communication equipment, etc.); hence, it do not take the use under the following special environments into consideration. accordingly, the use in the following special environments, and such environmental conditions may affect the performance of th e product; prior to use, verify the performance, reliability, etc. thoroughly. 1) use in liquids such as water, oil, chemical, and organic solvent. 2) use under direct sunlight, in outdoor or in dusty atmospheres. 3) use in places full of corrosive gases such as sea breeze, cl 2 , h 2 s, nh 3 , so 2 , and no x . 4) use in environment with large static electricity or strong electromagnetic waves. 5) where the product is close to a heating component, and where an inflammable such as a polyvinyl chloride wire is arranged close to the product. 6) where the resistor is sealed or coated with resin, etc. 7) where water or a water-soluble detergent is used in cleaning free soldering and in flux cleaning after soldering (pay particular attention to soluble flux.) 8) use in such a place where the product is wetted due to dew condensation. (6) if transient load (heavy load in a short time) like pulse is expected to be applied, carry out evaluation and confirmation test with resistors actually mounted on your own board. when the load of more than rated power is applied under the load condition at steady state, it sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 8 panasonic electronic devices co., ltd. may impair performance and/or reliability of resistor. never exceed the rated power. when the product shall be used under special condition, be sure to ask us in advance. (7) halogen type (chlorine type, bromine type, etc.) or other high-activity flux is not recommended as the residue may affect performance or reliability of resistors. (8) when soldering with soldering iron, ground a tip of the soldering iron never touch the body of the chip resistor with a tip of the soldering iron. when using a soldering iron with a tip at high temperature, solder for a time as short as possible. (three seconds or less up to 350 deg.c) (9) avoid physical shock to the resistor and nipping of the resistor with hard tool (a pair of pliers or tweezers) as it may damage protective film or the body of resistor and may affect resistor?s performance. (10) avoid immersion of chip resistor in solvent for long time. use solvent after the effect of immersion is confirmed. (11) this resistance may change with esd. in case of handling this product, please take care as follows. environment which static electricity cannot generate easily. ( recommendation humidity: 40 - 60%) wearing of an earth band and a conductive glove. connecting surface mounting system to the earth. installation of the electric conduction mat on a work table. 10. storage method if the product is stored in the following environments and conditions, the performance and solderability may be badly affected, avoid the storage in the following environments. (1) storage in places full of corrosive gases such as sea breeze, cl 2 , h 2 s, nh 3 , so 2 , and no x . (2) storage in places exposed to direct sunlight. (3) storage in places outside the temperature range of 5 deg.c to 35 deg.c and humidity range of 45 %rh to 85 %rh. (4) storage over a year after our delivery (this item also applies to the case where the storage method specified in item (1) to (3) has been followed.). sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 9 panasonic electronic devices co., ltd. 11. laws and regulations (1) this product has not been manufactured with any ozone-depleting chemical controlled under the montreal protocol. (2) this product complies with the rohs directive (restriction of the use of certain hazardous substances in electrical and electronic equipment (directive 2002/95/ec)). (3) all materials used in this part are registered material under the law concerning the examination and regulation of manufacturs, etc. of chemical substances. (4) all the materials used in this part contain no brominated materials of pbbo s or pbb s as the flame-retardant. (5) if you need the notice by letter of ?a preliminary judgement on the laws of japan foreign exchange and foreign trade control?, be sure to let us know. 12. production site country : japan plant : panasonic electronic devices fukui co., ltd. sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 10 panasonic electronic devices co., ltd. 13. taped and reel package 13-1 physical dimensions structure and reel dimensions shall be as shown in the figure below. inaccordance with eiaj et-7200. 13-2 carrier tape dimension a b w f e dimension (mm) 0.25+/-0.03 0.45+/-0.03 8.00+/-0.20 3.50+/-0.05 1.75+/-0.10 p 1 p 0 ?d 0 t k dimension (mm) 2.00+/-0.10 4.00+/-0.10 1.50+0.10/-0 0.31+/-0.03 0.16+/-0.03 13-3 specifications 13-3-1 taping (1) minimum bending radius when carrier tape shall be bent by minimum bending radius (15mm), no defection of chip and no break of carrier tape. however minimum bending radius shall be tested for 1 time. (2) resistance to climate of top tape when it shall be exposed at 60 deg.c, 90 to 95 %rh for 120 hours, no exfoliation of top tape. carrier tape top tape adhesive tape w f e p 1 p 0 a b k ?d 0 sprocket hole chip hole chip resistor unit : mm t min. 60.0 11.4 +/- 1.0 9.0 +/- 1.0 180.0 +0 / -3.0 13.0 +/- 1.0 min. 60.0 sub j ect spec. no. chip resistor product specification for imformation 151-srj-ex07a part no. erjxgn 11 - 11 panasonic electronic devices co., ltd. (3) when the test shall be operated with the below conditions, peel strength should be 0.049 n to 0.49 n, should not have flash and tear after peeling. (test method) 13-3-2 quantity in taping : 20,000 pcs./reel 13-3-3 tape packaging (1) resistance side shall be facing upward. (2) chip resistor shall not be sticking to top tape. (3) chip resistor shall be easy to take out from carrier tape and chip hole or sprocket hole shall not have flash and break. 13-4 outer packaging quantity : 20 reels (max. 400,000pcs.) * when taping shall not reach max. or quantity, the remaining empty space shall be buried with buffer material. * when the quantity shall be few, alternative packaging methods may be used. no problem must occur during the exportation of the product. 13-5 marking at last, production country is displayed in english. (1) side of reel (marking shall be on one side) 1) part name, 2)part number, 3)quantity, 4)lot number, 5)maker name 6) poduction country (2)packaging box 1)customer name, 2)part name, 3)part number, 4)customer part number, 5)quantity 6)maker name, 7)poduction country peeling direction carrier tape top tape 10 degree tape marking |
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