227 227 meets automotive needs with a sealed contact structure for dust resistance 3.5 3.2mm compact dust proof (surface mount type) skth typical specifications items specifications rating max. 25ma 16v dc rating min. 10a 1v dc initial contact resistance 500m max. travel mm 0.12 minimum order unitpcs. japan export drawing no. product line product no. SKTHBAE010 skthace010 operating force operating direction 3n 1. 4 n top push operating life 5ma 5v dc stem height 200,000 cycles 2.5mm 100,000 cycles 1. 8 m m 4,000 5,000 4,000 1 5,000 2 packing specifications taping reel size unit:mm pc board mounting hole and land dimensions viewed from switch mounting face 2.9 0.4 5 2.2 dimensions unit:mm style 2 0.6 3.5 4.85 3.2 1.3 2.5 2.25 1.65 ?380 13.5 new for reels of 330mm diameter, please inquire. note series number of packagespcs. tape width mm export package measurementsmm 1 reel 1 case /japan 1 case / export packing skthba 4,000 40,000 40,000 12 4 0 1 4 0 1 2 14 skthac 5,000 50,000 50,000 no. 1 refer to p.259 for soldering conditions. tact switch tm sharp feeling soft feeling snap-in type surface mount type radial type
228 228 3.5 3.2mm compact dust proof (surface mount type) skth circuit diagram pc board mounting hole and land dimensions viewed from switch mounting face 2.9 0.4 5 2.2 dimensions unit:mm style no. 2 2 0.6 3.5 4.85 3.2 2.25 1.65 1.3 1.8 tact switch tm sharp feeling soft feeling snap-in type surface mount type radial type
190 190 tact switch tm list of varieties type sharp feeling type surface mount series skth skrp skqm skqy sksu skst skra skhm photo features compact size high operation force compact size compact size middle travel water-proof dust-proof ip standard 67 equivalency 67 equivalency operating direction top push side push dimensions mm w 3.5 4.2 6 6 .1 5.3 8.5 6.2 6.2 d 3.2 3.2 3.5 3.7 5.4 8.5 6.5 h 1. 8 / 2 . 5 2.5 4.3/5 2.5 3.85 3.95 3.5/5.2 3 .1 operation force coverage to 1n 1n to 2n 2n to 3n 3n to 4n 4n to 5n travel mm 0 .12 0.2 0.25 0.7 0.9 see the relevant pages for respective product descriptions 0.25 ground terminal operating temperature range ?40 to 90 ? 40 to 85 automotive use life cycle electrical performance rating max. resistive load 2 5 m a 16 v d c 5 0 m a 16 v d c 5 0 m a 12 v d c 5 0 m a 16 v d c 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 10 0 v a c 1m i n . 250v ac 1min. durability vibration 0 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 ?40 1,000h ?40 96h ? 40 1,000h ?40 96h dry heat 90 96h 90 1,000h 90 96h 90 1,000h 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 60, 90 to 95%rh 96h page 227 229 230 2 31 233 234 235 236 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. new 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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