134 switches sdt series ?tact switch features available sharp click feel with a positive tactile feedback ultra-miniature and lightweight structure suitable for high density mounting economical with high reliability insert molding in the contact with special treatment prevents flux buildup during soldering and permits autodipping rohs compliant ? product dimensions 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 electrical characteristics electrical life ..................500,000 cycles min. for 260 g 1,000,000 cycles min. for 100 g, 160g rating.................................dc 12 v 50 ma contact resistance .....100 milliohms max. insulation resistance .................100 megohms, dc 500 v min. dielectric strength...250 v ac for 1 minute contact arrangement.......1 pole 1 position environmental characteristics operation force......................260 g ?0 g, 160 g ?0 g, 100 g ?0 g stop strength ..........place the switch such that vertical, a static load of 3 kg shall be applied in the direction of actuator operation for a period of 15 sec. stroke 6mm type ...................0.25 +0.2/-0.1 mm 12mm type .........................0.35 ?.1 mm temperature range..........-20 ? to +70 ? vibration test........................mil-std-202f, method 201a frequency .............10-55-10 hz/1 minute directions ................x,y,z, three 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 direction & times ..................6 sides and 3 times in each direction. high reliability physical characteristics cover materials...................................steel base materials .....ul94v-0 pbt plus glass fiber reinforced cover/base color...............................black actuator materials ................dulacon pom plus glass fiber reinforced actuator color ...............black, brown, red contact disc materials ....phosphor bronze with silver cladding terminal materials ........................brass with silver cladding wave soldering process .........recommended solder temperature at 260 ? (500 ?) max., 5 seconds hand soldering process ..............use a soldering iron of 30 watts or less, controlled at 320 ? (608 ?) for approximately 2 seconds while applying solder packaging .................1,000 pieces per bag sdtx-610/620/630/650/660 6.50 0.50 (.256 .020) 4.30 (.169) 6.0 (.236) 4.50 0.20 (.177 .008) 3.50 (.138) dia. 3.50 (.138) h 0.20 (h .008) 3.50 0.50 (.138 .020) 0.50 (.020) max. 1.80 (.071) 0.30 (.012) 7.90 0.50 (.311 .020) c l c l c l t 3 t 4 t 2 t 1 sdtx-644/648 b a 0.70 (.028) 15 c l 6.5 0.1 (.256 .004) 1.0 0.05 (.039 .002) dia 4 plcs. 4.5 0.1 (.177 .004) t 1 t 2 t 4 t 3 recommended pcb layout circuit diagram dimensions: mm/(inches) sdtx-644 dim. mm/(in) a 2.4 +.1/-0 (.094 +.004/-0) b 1.6 +.1/-0 (.063 +.004/-0) sdtx-648 dim. mm/(in) a 2.8 +.1/-0 (.110 +.004/-0) b 2.0 +.1/-0 (.079 +.004/-0) sdtg-610/620/630/650/660 6.50 0.50 (.256 .020) 4.30 (.169) 6.0 (.236) 4.50 0.20 (.177 .008) 3.50 (.138) dia. 3.60 (.142) 3.50 0.50 (.138 .020) 0.40 (.016) max. 1.80 (.071) 0.30 (.012) 7.90 0.50 (.311 .020) c l c l c l 1.50 (.059) 0.70 (.028) h 0.20 (h .008) t 3 t 4 t 2 t 1 t 5 sdtg-644/648 b a 0.70 (.028) 15 c l 6.5 0.1 (.256 .004) 1.0 0.05 (.039 .002) dia 5 plcs. 4.5 0.1 (.177 .004) t 4 t 3 t 1 t 2 t 5 4.1 0.1 (.161 .004) recommended pcb layout circuit diagram 4.10 (.161) sdtg-644 dim. mm/(in) a 2.4 +.1/-0 (.094 +.004/-0) b 1.6 +.1/-0 (.063 +.004/-0) sdtg-648 dim. mm/(in) a 2.8 +.1/-0 (.110 +.004/-0) b 2.0 +.1/-0 (.079 +.004/-0)
135 switches sdt series ? product dimensions sdta-610/620/630/650/660 4.30 (.169) 6.20 (.244) 7.20 (.283) 3.50 (.138) dia. c l c l 7.00 0.10 (.276 .004) 1.0 0.05 (.039 .002) dia. 4 plcs. 2.50 0.10 (.098 .004) t 3 t 4 t 2 t 1 recommended pcb layout circuit diagram ground terminal 4.00 (.157) 1.80 (.071) 3.50 0.50 (.138 0.20) 0.70 (.028) 0.40 (.016) 4.50 0.20 (.177 .008) 7.00 0.50 (.276 0.20) 8.40 0.50 (.331 0.20) 7.40 (.291) 0.30 (.012) max. 6.55 (.258) 0.30 (.012) 0.70 (.028) 2.55 (.100) h 0.20 (h .008) 2.50 (.098) 4.00 (.157) 4.50 0.10 (.177 .004) t 3 t 4 t 2 t 1 sdta-644/648 c l c l t 3 t 4 t 2 t 1 recommended pcb layout circuit diagram ground terminal t 3 t 4 t 2 t 1 3.50 (.138) dia. max. 4.30 (.169) 6.20 (.244) 7.20 (.283) 7.00 0.10 (.276 .004) 1.0 0.05 (.039 .002) dia 4 plcs. 2.50 0.10 (.098 .004) 4.00 (.157) 1.80 (.071) 3.50 0.50 (.138 0.20) 0.70 (.028) 0.40 (.016) 4.50 0.20 (.177 .008) 7.00 0.50 (.276 0.20) 8.40 0.50 (.331 0.20) 7.40 (.291) 0.30 (.012) 4.50 0.10 (.177 .004) b a 1.70 (.067) 3.15 (.124) 6.15 0.20 (.242 .008) 6.55 (.258) 0.30 (.012) 0.70 (.028) 2.55 (.100) 2.50 (.098) 4.00 (.157) sdta-644 dim. mm/(in) a 2.4 +.1/-0 (.094 +.004/-0) b 1.6 +.1/-0 (.063 +.004/-0) sdta-648 dim. mm/(in) a 2.8 +.1/-0 (.110 +.004/-0) b 2.0 +.1/-0 (.079 +.004/-0) sdtx-210 12.50 0.50 (.492 .020) 8.0 (.315) 12.0 (.472) 5.0 0.20 (.197 .008) 7.10 (.280) dia. 3.50 (.138) h 0.20 (h .008) 3.50 0.50 (.138 .020) 0.50 (.020) max. 1.80 (.071) 13.90 0.50 (.547 .020) 15 c l c l c l c l 12.50 0.10 (.492 .004) 1.20 0.05 (.047 .002) dia 4 plcs. 5.0 0.10 (.197 .004) t 1 t 2 t 4 t 3 t 1 t 2 t 4 t 3 recommended pcb layout circuit diagram 0.30 (.012) 1.0 (.039) dimensions: mm/(inches) specifications are subject to change without notice. customers should verify actual device performance in their specific applications.
136 switches sdt series ? product dimensions, packaging specifications and ordering information product dimensions packaging specifications sdtx-244 12.50 0.50 (.492 .020) 8.0 (.315) 12.0 (.472) 5.0 0.20 (.197 .008) 7.10 (.280) dia. 1.70 (.067) 3.50 (.138) 4.30 (.169) 7.30 (.287) 3.50 0.50 (.138 .020) 0.50 (.020) max. 1.80 (.071) 13.90 0.50 (.547 .020) 15 c l c l c l 3.0 (.118) c l 12.50 0.10 (.492 .004) 1.20 0.05 (.047 .002) dia 4 plcs. 5.0 0.10 (.197 .004) t 1 t 2 t 4 t 3 t 1 t 2 t 4 t 3 recommended pcb layout circuit diagram 0.30 (.012) 3.8 + .1/-0 (.150 + .004/-0) 1.0 (.039) t 1 t 2 circuit diagram sdtx-610/620/630/644/648/650 ammo pack carrier tape support tape 5.0 0.2 (.197 .008) 6.35 1.00 (.250 .004) 6.0 (.236) 1.0 +0.1/-0 (.040 + .004/-0) 3.85 0.5 (.159 .020) 3.5 (.138) dia. 5.0 0.1 (.197 .004) 12.7 0.3 (.500 .012) 12.7 1.00 (.508 .004) 2.0 (.079) max. 4.0 0.3 (.157 .012) dia. h 0.2 (h 0.08) 18.0 (.709) 9.0 (.354) 47.0 (1.85) 331.0 (13.03) 291.0 (11.46) 18.0 (.709) 3.5 (.138) recommended pcb layout 700 pieces per box how to order sdt g - 6 10 - k ap model product series x = standard g = ground terminal a = right angle type body size 6 = 6 mm 2 = 12 mm* distance from first pin to top of head (right angle type) 10 = 3.15 mm 20 = 3.85 mm 30 = 5.85 mm 44 = 6.15 mm (square head) 48 = 6.15 mm (square head) 50 = 8.35 mm 60 = 11.85 mm height (standard type) 10 = 4.3 mm 20 = 5.0 mm 30 = 7.0 mm 44 = 7.3 x 2.4 mm (square head) 48 = 7.3 x 2.8 mm (square head) 50 = 9.5 mm 60 = 13 mm actuating force k = 100 g (black head ?6 mm only) n = 160 g (brown head) r = 260 g (red head) packaging option (sdtx only) ap = ammo pak *options available: sdtx-210 sdtx-244 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 dimensions: mm/(inches) specifications are subject to change without notice. customers should verify actual device performance in their specific applications.
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