249 249 a round terminal type with highly efficient pc board mounting with excellent dust-proof and water-proof performance 9mm diameter water-proof with round terminals (radial type) skrc pc board mounting hole dimensions viewed from switch mounting face 900 japan export product line operating force operating life 5ma 5v dc product no. SKRCACD010 1. 5 7 n skrcadd010 2.55n top push 100,000 cycles stem color dark gray red operating direction ?9 10 13 ?3.8 12.7 5 ?0.5 18 18 9 ?4 12.7 stem 1 2 style unit:mm dimensions 12 $ j s d v j u % j b h s b n 1 b d l j o h 4 q f d j g j d b u j p o t 6 o j u n n 3 b e j b m 5 b q j o h # p y t j [ f 5 2 - ?1 hole 900 minimum order unit pcs. typical specifications items specifications rating max. 50ma 12v dc rating min. 10a 1v dc initial contact resistance 500m max. travel mm 0.25 refer to p.259 for soldering conditions. number of packages pcs. export package measurements mm 1 box 1 case / japan 1 case / export packing 900 9,000 9,000 3 5 37 6 43 0 9 tact switch tm sharp feeling soft feeling snap-in type surface mount type radial type
250 250 refer to p.259 for soldering conditions. 1. please use 1.6mm thick pc boards. 2. when the switch is used in an environment subject to high humidity or condensation, make sure the terminals are coated thoroughly to prevent current leakage between terminals. 3. avoid using coating material containing toluene or xylene. for more in formation on coating material, please contact us. 4. switch terminals must be coated thoroughly until the terminals are fu lly covered. notes water resisting performance temperature of water 60 depth of water 10 c m immersion duration 240h 9mm diameter water-proof with round terminals (radial type) skrc tact switch tm sharp feeling soft feeling snap-in type surface mount type radial type
187 187 type sharp feeling type snapCin radial series skhl skhh skqj skqb skrg skqk skrc photo features round terminal type round terminal type water-proof dust-proof ip standard operating direction top push side push dimensions mm w 7. 3 7. 5 7. 5 11 . 5 v 6.2 6.6 v 9 d 7. 2 2 7. 8 5 7. 8 5 11 . 9 h 4.3 7. 4 7. 3 11 . 3 see the relevant pages for respective product descriptions 5 13 operation force coverage to 1n 1n to 2n 2n to 3n 3n to 4n 4n to 5n travel mm 0.25 0.3 0.25 ground terminal operating temperature range ?40 to 90 ? 20 to +70 ? 40 to 95 ? 40 to 90 ? 20 to 7 0 ? 30 to 85 automotive use life cycle electrical performance rating max. resistive load 5 0 m a 12 v d c rating min. resistive load 10a 1v d c insulation resistance 10 0 m m i n . 10 0 v d c 1m i n . voltage proof 250v ac 1min. durability vibration 10 to 55 to 10hz/min., the amplitude is 1.5mm for all the frequencies, in the 3 direction of x, y and z for 2 hours respectively lifetime shall be in accordance with individual specifications. environmental performance cold ?40 96h ?30 96h ?40 96h ?30 96h ?40 96h dry heat 90 96h 80 96h 90 96h 80 96h 90 96h damp heat 60, 90 to 95%rh 96h 60, 90 to 95%rh 1,000h 60, 90 to 95%rh 96h 60, 90 to 95%rh 1,000h page 19 3 19 5 200 202 246 248 249 tact switch tm soldering conditions ??????????????????????????????????????????????? 259 t act switch tm cautions ????????????????????????????????????????????????????? 260 notes 1. the automotive operating temperature range to be individually discus sed upon request. 2. indicates applicability to all products in the series, while indicates applicability to some products in the series. wwidth. the most outer dimension excluding terminal portion. d depth. the most outer dimension excluding terminal portion. h height. the minimum dimension if there are variances. tact switch tm sharp feeling soft feeling snap-in type surface mount type radial type
259 259 tact switch tm soldering conditions 1. temperature measurement: thermocouple 0.1 to 0.2 ca k or cc t at solder joints copper foil surface. a heat resistive tape should be used to fix thermocouple. 2. temperature profile condition for reflow available for surface mount type. 180 150 260?c max. 3 sec max. 230?c time 120 sec max. pre-heating 3 to 4min. time inside soldering equipment temperature (?c ) 40s max. 1. prevent flux penetration from the top side of the tact switch tm . 2. switch terminals and a pc board should not be coated with flux prior to soldering. 3. the second soldering should be done after the switch is stable with n ormal temperature. 4. use the flux with a specific gravity of min 0.81. ec-19s-8 by tamura corporation, or equivalents. notes 1. the above temperature shall be measured of the top of switch. there are cases where the pc board's temperature greatly differs from that of the switch, depending on the material, size, thick ness of pc boards and others. the above-stated conditions shall also apply to switch surface temp eratures. 2. soldering conditions differ depending on reflow soldering machines. prior verification of soldering condition is highly recommended. notes conditions for auto-dip available for snap-in type and radial type. items condition flux built-up mounting surface should not be exposed to flux preheating temperature ambient temperature of the soldered surface of pc board. 100 max. preheating time 60smax. soldering temperature 260 max. duration of immersion 5s max. number of soldering 2times max. skhh, skpd series items condition flux built-up mounting surface should not be exposed to flux preheating temperature ambient temperature of the soldered surface of pc board. 110 max. preheating time 60smax. soldering temperature 260 max. duration of immersion 5s max. number of soldering 2times max. skqj, skqk, skeg series items condition flux built-up mounting surface should not be exposed to flux preheating temperature ambient temperature of the soldered surface of pc board. 100 max. preheating time 45smax. soldering temperature 255 max. duration of immersion 5s max. number of soldering 2times max. manual soldering items condition soldering temperature 350 max. duration of soldering 3s max. capacity of soldering iron 60w max. skhh, skhw, skrg, skpd series items condition soldering temperature 360 max. duration of soldering 3s max. capacity of soldering iron 60w max. sktd, sktg, skqj, skqk, skeg series items condition soldering temperature 350 max. duration of soldering 3s max. capacity of soldering iron 20w max. tact switch tm sharp feeling soft feeling snap-in type surface mount type radial type sharp feeling soft feeling snap-in type surface mount type radial type
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