classification issue no. part name part no. 1. notification items 1.1 law and the regulation which are applied this product has not been manufactured with ozone depleting chemical controlled under the montreal protocol. this product complies with the rohs directive (restriction of the use of certain hazardous substance) in electical and electronic equipment (directive 2002/95/ec). all the materials used in this part are registered material under the law concerning the examination and regulation of manufacture etc. or chemical substances. permission must be obtained from the japanese government if the product that is subject to the "foreign exchange and foreign trade law" is to be exported or taken out of japan. 1.2 application limits this product was designed and manufactured for general electronics devices household appliances, office equipment, data and communication equipment. for the following applications in which high reliability and safety are required, or for the applications in which the failure or malfunction of the products may directly jeopardize life or cause threat of personal asset, please contact us beforehand. ?aircraft and aerospace equipment, anti-disaster or anti-crime equipment, medical equipment, transport equipment(automotives, trains, boat etc), high public information processing devices or the other equipments or devices that are equivalent to the above mentioned. 1.3 handling of reference specification. ?since the contents of this reference specification are subjected to change without prior notifications,please request us a formal specification again for your investigations before using. 1.4 manufacturing sites 2. summary 2.1this specifications applies to the following types of switch. push-on type s.p.s.t 2.2this specifications is a constituent document of contract for business concluded between your company and panasonic corporation. 2.3items not particularly specified in this specifications shall be in conformance with jis standards. 20090855 light touch switch 1/8 EVPAA402W the country of manufacture : japan panasonic electronic devices japan co., ltd. reference specification panasonic electronic devices co., ltd.
reference only classification issue no. part name part no. 3. dimension?marking?circuit diagram date code are indicated in the product. 20090855 light touch switch 2/8 EVPAA402W reference specification panasonic electronic devices co., ltd.
classification issue no. part name part no. 4. general specification 4.1 switch rating dc v ma(max.) dc 2v 10a(min.) 4.2 operation temperature range 4.3 preservative temperature rangesingle condition-40+85 taping condition-20+60 5. performance unless otherwise specified, the test and measurements shall be carried out as follows. :535 ambient temperature relative humidity :4585 % air pressure :86106 kpa however, if doubt arises on the decision based on the measured values under the above-mentioned conditions, the following conditions shall be employed. ambient temperature :20 2 relative humidity :655 % :86106 kpa air pressure 5.1 electrical characteristics test condition performance no. item 5.1.1 m max. contact push force : {operation force} 2 resistance measurement tool : contact resistance meter (capable of 10 a 10 ma) m min. dc 100 v (between terminals) insulation 5.1.2 resistance 5.1.3 withstand ac 250 v for 1 minute. (between terminals) no insulation voltage destruction 5.1.4 operation speed : 34 times/s bouncing on ms max. off ms max. 4.4 standard conditions 20090855 light touch switch 3/8 EVPAA402W 15 20 -40 +85 100 100 10 10 reference specification panasonic electronic devices co., ltd.
classification issue no. part name part no. 5.2 mechanical characteristics no. item test condition performance 5.2.1 operation push force + force n - return force n min. 5.2.2 travel to closure + mm - 5.2.3 push sec. no damage n for strength (electrical and mechanical) 5.2.4 vibration 1) amplitude : 1.5 mm no.5.1 and 5.2.1 to 5.2.2 shall 2) sweep rate : 10-55-10hz for 1 minute test be satisfied. 3) sweep method : logarithmic frequency sweep rate 4) vibration direction : x,y,z(3 directions) 5) time : each direction 2 hours (total 6 hours) 5.2.5 soldering mount the switch on p.w.b by adhesive. contact resistance heat test 100 m max. 1) reflow process 2 times. (refer to section 6.1) no.5.1.2 to 5.1.4 and 2) standard conditions after test : 1 hours no.5.2.1 to 5.2.2 shall be satisfied. 5.2.6 solderbility after spreading flux, the terminal is immersed 95% or more of surface in solder with following condition. area(excluding ruptured solder ber : m705/sn-3.0ag-0.5cu surface)where is (senju metal indusry co.,ltd.) immersed in solder flux : cf-110vh-2a (tamura kaken) shall be covered by new soldering temperture : 2605 solder. soldering time : 20.5 sec. 20090855 light touch switch 4/8 EVPAA402W 0.60 2.4 0.60 0.3 0.10 0.15 0.10 50 60 reference specification panasonic electronic devices co., ltd.
classification issue no. part name part no. 5.3 climatic characteristics item test condition performance no. 5.3.1 cold test 1) temperature : -402 contact resistance 2) duration of test : 500 h 1000 m max. 3) take off a drop water. no.5.1.2 to 5.1.4 and 4) standard conditions after test : 1 h no.5.2.1 to 5.2.2 shall be satisfied. 5.3.2 heat test 1) temperature : 852 contact resistance 2) duration of test : 500 h 1000 m max. 3) standard conditions after test : 1 h no.5.1.2 to 5.1.4 and no.5.2.1 to 5.2.2 shall be satisfied. contact resistance 5.3.3 heat shock 1) test cycles : 20 cycles test 2) standard conditions after test : 1 h 1000 m max. no.5.1.2 to 5.1.4 and a:+852 no.5.2.1 to 5.2.2 b:-402 shall be satisfied. c:1 hour d:5 minutes max. e:1 hour f:5 minutes max. 5.3.4 humidity test 1) temperature : 602 contact resistance 2) relative humidity : 9095 % 1000 m max. no.5.1.2 to 5.1.4 and 3) duration of test : 500 h 4) take off a drop water. no.5.2.1 to 5.2.2 5) standard conditions after test : 1 h shall be satisfied. 5.3.5 endurance 1) dc v ma resistance load contact resistance (switching 2) operation speed : 23 times/s max. action) bouncing : 10 ms max. 3) push force : maximum value of operation variation rate of force 4) operation number : times operation force shall be within 30 % to the value before testing no.5.1.2 and 5.2.2 shall be satisfied. 5.3.6 withstand h s 1) density : 31 ppm contact resistance 2 2) temperature : 402 1000 m max. no.5.1.2 to 5.1.4 and 3) relative humidity : 8085 % 4) duration of test : 24 h no.5.2.1 to 5.2.2 5) standard conditions after test : 1 h shall be satisfied. 20090855 light touch switch 5/8 EVPAA402W 15 20 20 200,000 reference specification panasonic electronic devices co., ltd.
classification issue no. part name part no. 6. prohibitions and precaution for handling 6.1 reflow soldering condition 1) two times max. with directing the switch mounting side of p.w.b up. 2) re-soldering by soldering iron shall be allowed under 350 max. 3 sec. max. 1 time only and the tip of iron must not touch to terminals. soldering iron for re-soldering have to be 60w max. 6.2 design instructions 1) please refer to the land pattern plan panasonic recommends on the 2nd page. 2) design key top as fig-1. design inclination of key top 4 deg. max. as fig-2. tolerance between switch and key top is within 0.3mm. (recommended operation condition) fig-1 fig-2 6.3 notes 1) please be cautions not to give excessive static load or shock to switches. 2) please be careful not to pile up p.w.b. after switches were soldered. 3) preservation under high temperature and high humidity or corrosive gas should be avoided especially. when you need to preserve for a long period, do not open the carton. 4) avoid pressing the film portion of the product with sharp-edged object. 5) cleaning ?if flux or solder is scattered on the surface of p.w.b when soldering, characteristics of this product may be damaged. ?cleaning after soldering is not allowed.when cleaning is required this switch should be soldered after the cleaning. 6) avoid the use of the switch under pushed on condition is continued for a long time. 7) there is a possibility the flux from solder paste infiltrates into the body if plenty of solder paste was applied by switch on the p.w.b. so we recommend to use our proposed land design in order to prevent above problem. also please avoid putting additional land by the switch on the p.w.b. 20090855 light touch switch 6/8 EVPAA402W reference specification panasonic electronic devices co., ltd.
classification issue no. part name part no. 7. packing specification 20090855 light touch switch 7/8 EVPAA402W reference specification panasonic electronic devices co., ltd.
classification issue no. part name part no. prohibited items on fire and smoking ?absolutely avoid use of a product beyond its rated range because doing so may cause a fire. if misuse or abnormal use may result under conditions in which the product is used out of its rated range,take proper measures such as current interruption using a protective circuit. ?the grade of nonflammability for resin used in product is "94hb," which is based on ul94 standards (flammability test for plastic materials). prohibit use in a location where a spreading fire may be generated or prepare against a spreading fire. for use in equipment for which safety is requested ?although care is taken to ensure product quality,inferior characteristics,short circuits, and open circuits are some problems that might be generated, to design an equipment which places maximum emphasis on safety,review the effect of any single fault of a product in advance and perform virtually fail-safe design to ensure maximum safety by: ?preparing a protective circuit or a protective device to improve system safety,and equipment. ?preparing a redundant circuit to improve system safety so that the single fault of a product does not cause a dangerous situation. attentions required for storage condition ?when this product is to be stored in the following circumstances and conditions,it may affect on the performance deteriorations and solderability etc.,avoid storing in the following conditions. (1)a place where the temperature is -10 max.,+40 min. and the humidity is 85% min. (2)in the corrosive gas atmosphere. (3)long-term storage for 6 months min. (4)a place where the product is exposed to direct sunlight. ?store in packed condition so that the load stress is not applied. ?please use this product as soon as possible,our recommendation is within 3 months and the 1imitation is 6 months. ?if any remainder left after packing is opened,store it with proper moistureproofing and gasproofing,etc., ?the switch shall be packed by nylon sheet in the box like original packaging style when it will be an inventory after using on the assembly machine at your production line. 20090855 light touch switch 8/8 EVPAA402W reference specification panasonic electronic devices co., ltd.
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