a-71 dimensions are shown: inches (mm) specifications and dimensions subject to change www.ck-components.com pu shbu tt on a 8600 series microminiature pushbutton switches features/benefits ? available with overtravel ? normally closed models available ? microminiature size ideal for applications where space is limited ? rohs compliant t ypical applications ? detection ? telecommunications and networking equipment ? computers and peripherals specifications contact rating: q contact material (8631, 8632 models): 500 ma @ 120 v ac or 28 v dc; 250 ma @ 250 v ac; (8633 model): 250 ma @ 120 v ac or 28 v dc; 125 ma @ 250 v ac. see page a-73 for additional ratings. electrical life: 8631 and 8633 models: 250,000 actuations at full load. 8632 model: 100,000 actuations at full load. contact resistance: below 30 m typ. initial @ 2-4 v dc, 100 ma, for both silver and gold plated contacts. insula tion resistance: 109 min. dielectric strength: 500 vrms min. @ sea level. operating temperature: C0?oto 65?. solderability : per mil-std-202f method 208d, or eia rs-186e method 9. materials case: glass filled phenolic or diallyl phthalate (dap), (ul94v -0). plunger: glass filled nylon (ul94v-0), black standard. bushing: brass, nickel plated. contacts: q contact material: coin silver, silver plated. see page a-73 for additional contact materials. terminals: 8631, 8632 models: copper alloy , silver plated. 8633 model: q contact material: coin silver. see page a-73 for additional contact materials. terminal seal: 8633 model: epoxy. 8631, 8632 models: t erminals insert molded. hardware: nut: brass, nickel plated. note: any models supplied with q, b or g contact material ar e rohs compliant. note: specifications and materials listed above are for switches with standard options. for information on specific and custom switches, consult customer service center . build-a-switch t o or der , simply select desir ed option from each category and place in the appropriate box. available options are shown and described on pages a-72 and a-73. for additional options not shown in catalog, consult customer service center. switch function 8631 spst off-mom. 8632 spst off-mom. 8633 spst on-mom. contact material b gold q silver g gold over silver seal d no epoxy e epoxy plunger color 2 black 3 red models available termination z solder lug c pc thru-hole
a-72 dimensions are shown: inches (mm) specifications and dimensions subject to change www.ck-components.com a pu shbu tt on 8600 series microminiature pushbutton switches switch function terminations pc mounting panel mounting n.c. 5 oz (140g) typ . .048 (1,22) typ . mom. on 8633 sp panel mounting n.o. with overtravel 6.25 oz (177g) typ. with overtravel .024 (0,61) typ . .106 (2,69) typ. mom. off 8632 sp panel mounting n.o. 5 oz (140g) typ. .040 (1,02) typ. mom. off 8631 sp schema tic actuation force tot al travel switch function pos. 1 pos. 2 model no. no. poles spst spst spst part number shown: 8631zqd2 terminals insert molded part number shown: 8632zqd2 terminals insert molded part number shown: 8633zqe2 8631, 8632 models only. 8633 models only. 8631, 8632 models only. mom. = momentary note: caps available for plunger options, see page a-73. z solder lug c pc thru-hole third angle projection
a-73 dimensions are shown: inches (mm) specifications and dimensions subject to change www.ck-components.com pu shbu tt on a third angle projection 8600 series microminiature pushbutton switches contact material seal plunger color available hardware .187 (4,75) .081 (2,03) .245 dia. (6,22 ) note: other cap colors available, consult customer service center. e epoxy seal d no epoxy seal not available on 8631, 8632 models. standar d on 8633 model only . not available on 8633 model. standar d on 8631, 8632 models. cap p ar t no. 785101000 white 785102000 black 785103000 red material: nylon finish: gloss 2 black 3 red color option code * note: see technical data section of this catalog for rohs compliant and compatible definitions and specifications. 1 cont acts & terminals: copper alloy, with gold plate over nickel plate. 2 cont acts: coin silver, with gold plate over nickel plate. 3 terminals: copper alloy, with gold plate over nickel plate. 8633 model only: coin silver, with gold plate over nickel plate. 4 contacts: coin silver, silver plated. 5 terminals: copper alloy, silver plated. 8633 model only: coin silver. note: any models supplied with q, b or g contact material are rohs compliant. 8631, 8632 models with all options when ordered with g or q contact material. q contact material standard with c, z terminations. option code b q g cont act material gold 1 silver 4 gold over silver 4 gold 1 silver 5 gold 3 low level/ dr y circuit power yes yes yes yes yes yes low level/dry circuit or power 0.4 v a max. @ 20 v ac or dc max. 8631, 8632 models: 500 ma @ 120 v ac or 28 v dc; 250 ma @ 250 v ac. 8633 models: 250 ma @ 120 v ac or 28 v dc; 125 ma @ 250 v ac. 0.4 va max @ 20 v ac or dc max. or 8631, 8632 models: 500 ma @ 120 v ac or 28 v dc; 250 ma @ 250 v ac. 8633 models: 250 ma @ 120 v ac or 28 v dc; 125 ma @ 250 v ac. terminal plating ratings rohs compliant * rohs comp atible *
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