141 switches st(h,m,j)w series ?sealed tact switch features through-hole and smd styles available available sharp click feel with a positive tactile feedback ultra-miniature and lightweight structure suitable for high density mounting designed for washing after soldering insert molding in the contact with special treatment prevents flux buildup during soldering and permits autodipping rohs compliant ? electrical characteristics electrical life...............100,000 cycles min. rating ................................dc 12 v, 50 ma contact resistance.........100 mohms max. insulation resistance .......100 mohms min. dc 500 v min. dielectric strength...ac 250 v for 1 minute contact arrangement.......1 pole 1 position environmental characteristics mechanical life...........100,000 cycles min. operation force......................160 g, 260 g tolerance.........................................?0 g stop strength......place the switch vertical, a static load of 3 kg shall be applied in the direction of actuator operation for a period of 15 seconds stroke...........0.25 mm (+0.2 mm, -0.1 mm) operating temperature range ......................................-25 ? to +70 ? storage temperature range ......................................-30 ? to +80 ? vibration test ......................mil-std-202f, method 201a frequency .............10-55-10 hz/1 minute directions........................x,y,z 3 mutually perpendicular directions time.....................2 hours each direction, high reliability shock test ..........................mil-std-202f, method 213b, condition a gravity..........50 g (peak value), 11 msec. directions/time.........6 sides and 3 times in each direction physical characteristics cover materials....................stainless steel base materials..............thermoplastic lcp ul 94v-0 black actuator materials ................thermoplastic nylon ul 94v-0 (680, 690) color ...................brown (silver 680 type) contact disc. materials ...............phosphor bronze with gold cladding terminal materials.............brass with silver cladding specifications are subject to change without notice. ? rohs directive 2002/95/ec jan 27 2003 including annex. customers should verify actual device performance in their specific applications. rev 09/04 product dimensions c l c l c l 1.80 (.071) h 3.50 0.50 (.138 .020) 4.0 0.10 (.157 .004) 4.0 0.20 (.157 .008) 6.0 (.236) 6.30 (.248) 1.0 0.05 (.039 .002) 4 plcs. 0.70 (.028) 6.50 0.10 (.256 .004) 6.50 0.50 (.256 .020) 7.90 0.5 (.311 .020) 3.0 (.118) dia. 6.20 (.244) sthw c l c l c l c l stjw h 6.20 (.244) 6.80 0.20 (.268 .079) 0.70 (.028) 6.0 (.236) 6.30 (.248) 4.0 0.20 (.157 .008) 3.0 (.118) dia. 5.80 (.228) 2.20 (.087) 4.40 (.173) 0.30 (.012) 8.60 (.339) 4.00 (.157) 2.35 (.093) 2.60 (.102) 5.40 (.213) dimensions: mm/(inches) c l c l c l c l 5.40 (.213) 2.60 (.102) 6.80 (.268) 11.0 (.433) 5.80 (.228) 3.0 (.118) dia. stmw 4.0 0.20 (.157 .008) 6.0 (.236) 6.30 (.248) 0.70 (.028) 6.20 (.244) 9.00 0.20 (.354 .079) h 2.20 (.087) 2.35 (.093) 12 4 3 circuit diagram
142 switches packaging specifications st(h,m,j)w series ? packaging specifications and ordering information stmw-660/667//680/690(tr) stjw-660/667/680/690(tr) 16.00 +0.30/-0.10 (.630 + .012/-.003) 8.00 0.10 (.314 .003) 2.0 0.10 (.079 .003) 4.00 0.10 (.157 .003) 1.50 +0.25/-0.00 (.059 +.010/-0.00) 1.50 + 0.10/-0.00 (.059 + .003/-0.00) dia. dia. how to order stm w - 6 60 - n tr model stm = smd ??style sth = through-hole stj = smd j-hook product type w = washable size -6 = 6 mm height 60 = 3.1/(0.12) (n) 67 = 5.2/(0.20) (n) 80 = 2.30/(0.09) (s) 90 = 3.7/(0.15) (n, r) actuating force -s = 160 g (silver) -n = 160 g (brown) -r = 260 g (red) -v = 300 g (clear) packaging option (type m, j only) tr = embossed tape 660, 667, 680 = 2000 pcs. 690 = 1900 pcs. reflow soldering profile temperature ( c) time (seconds) 275 30-40 sec. 120 c 225 175 125 75 25 0 20 40 60 80 100 120 140 160 180 200 80-90 sec. 10-15 sec. 35-60 sec. 180 c 240 c specifications are subject to change without notice. customers should verify actual device performance in their specific applications.
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