schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 1 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm product manual miniature ? push button switches sms(surface mount) and pms(pcb mount). content 1. product_description sms/pms_base_module sms/pms variable height 2. technical data and dimensions technical data sms/pms dimensions sms/ pms base module/variable height drilling diagram and solder pads sms/pms base module /variable height circuit diagram sms/pms 3. part_numbers part numbers sms/pms base module/variable height 4. packaging packaging sms/pms base module/variable height 5. qualification tests 6. rohs compliant
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 2 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm 1 description 1.1 sms/pms base module miniature push button switches with a low height of 4,55 - 4,95 mm for surface mounting (sms) and pcb mounting (pms). the sms has large flat surfaces on the top side as well as on the other sides, which are also parallel to each other. this makes the sms a perfect switch for automatic mounting. the sms switch is suitable for the smd soldering process "ir-reflow". the switch comes with the smd-leads "gullwing and j". with j-leads the switch can be lined up with a spacing of 1/2" in one coordinate direction, and with > 13,5 mm in the other coordinate direction. with gullwing-leads, the switch can be arranged with a spacing of 1/2" in one coordinate direction, and in the other coordinate direction with > 17,5 mm. a minimum spacing of 1/2" to 15 mm is necessary for the pcb version. basically, the sms and pms come in two basic versions concerning the degree of protection. available are ip 40 and ip 67. according to the degree of protection the ip 40 version is not proof against fluxing and washing, whereas the ip 67 version is. consequently, the ip 67 version can be exposed to the specified soldering and cleaning processes. the miniature push button switches feature a very good ta ctile response with an actuation force of about 2n. sms and pms are also available with an elongated actuat or. these variants serve as base modules for the sms/pms variable height version. 1.2 sms/pms variable height the variable height sms/pms consists of the sms/pms base module with elongated actuator and a slip-on button with eight variable heights. the pms will be supplied with a mounted button. the butt on for the sms has to be ordered separately. after soldering, the button must be put on t he base module with elongated actuator. heights between 8,5 mm and 13,75 mm for the sms and 8, 35 mm and 13,60 mm for the pms are available. depending on the base module being used, degree of prot ection for the variable height sms/pms is ip 40 or ip 67.
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 3 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm 2 data and dimensional drawings 2.1 technical data sms/pms base module/variable height electrical data: ip40 ip67 contact material gold ; gold/silver (1) gold switching voltage max. 30v ac/ 42v dc 30v ac/ 42v dc switching current max. 50 ma 50 ma rated breaking capacity 12 v/10 ma 12 v/10 ma lifetime (at 12v/10ma) >1 x 10 6 cycles >1 x 10 6 cycles lifetime (at 24v/80ma) - ; >1x10 5 (1) - initial contact resistance new (iec 512-2 mv-method) <50 mohm <50 mohm initial contact resistance after 1 x 10 6 cycles <150 mohm <150 mohm insulation resistance (iec 512-2) > 1x 10 8 ohm > 1x 10 8 ohm contact bounce time typ. 0,15 ms typ. 0,15 ms mechanical data: ip40 ip67 actuating force 1,80,4 n 2,20,4 n actuating travel 0,350,1 mm 0,350,1 mm mechanical strength (force axial, load 1 min.) max. 100 n max. 100 n lifetime (iec 512-5. test 9a. actuating force 5n) >1x 10 6 cycles >1x 10 6 soldering data: sms pms ip40/ip67 ip40/ip67 soldering method ir reflow wave soldering soldering heat resistance 245 c/5sec. 248,5 c/1sec (1) pms typ 1241.1652
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 4 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm recommended ir-reflo w profile for sms 0 50 100 150 200 250 300 0 50 100 150 200 250 300 time [s] temperature [c] tolerance for temperature settings t +0c (according to jedec j-std-020c, july 2004 ) used solder: omnix o338 (sn95.5%/ag4%/c u0.5%), alpha metals loetsysteme gmbh recommended wave soldering profile for pms wave soldering equipment: ersa ems 3300 throughput speed: 1m / min solder type:sn100c from nihon superior (balver-solder) flux material:aw30 fa. otto adjustments heating zones upper zone : 280 c 300 c lower zone: 450c 500 c 560 c
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 5 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm other data: sms pms sms pms ip40 ip40 ip67 ip67 operating temperature(c) -40 to 85 -40 to 85 -40 to 85 -40 to 85 storage temperature(c) -40 to 85 -40 to 85 -40 to 85 -40 to 85 degree of protection (din 40050) ip40 ip40 ip67 ip67 cleaning agent proof applied test agent 3) zestron zestron zestron zestron flux proof 1) _______ _______ given given wash proof 2) _______ _______ given given 1) visual inspection of switch chamber after immersion in coliophonium solution flux for 3 seconds. 2) inspection of switch chamber after washing process 3) ckw and fckw free mix made of water soluable glykolether mechanical data: sms/pms sms/pms component flammability rating ip40 ip67 socket ul94 v-0 thermoplast (pa 4.6) thermoplast (pa 4.6) actuator ul94 v-0 thermoplast (pps) thermoplast (pps) cover plate x12 cr ni 17 7 x12 cr ni 17 7 sealing membrane ul94 hb ________ vmq elongated button ul94 v-2 thermoplast (pc) thermoplast(pc) electrical data(material): sms/pms sms/pms ip40 ip67 snap dome x12 crni 17 7 gold plated on contact side contacts cuzn37 with ni/au coated ; with ag coated (1) terminals(leads) cuzn37 with sn coated
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 6 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm 2.2 dimensions sms/pms base module/variable height sms gullwing base module sms j-lead base module pms pcb base module sms gullwing variable height sms j-lead variable height pms pcb variable height sms gullwing and j lead with elongated button pms pcb with elongated button gullwing j-anschluss total height information: see point 3.1 , part numbers sms und pms variable height, sms elongated button must be ordered separately.
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 7 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm 2.3 drilling diagram and solder pads sms/pms base module/variable height gullwing lead j-lead pcb lead 2.4 circuit diagram sms/pms
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 8 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm 3 part numbers 3.1 part numbers sms/pms base module/variable height part-nr. base module type ip40 ip67 gullwing lead 1241.1600.xx 1241.1606.xx j-lead 1241.1601.xx 1241.1607.xx through hole lead 1241.1602 1241.1608 part-nr. elongated base module type ip40 ip67 gullwing lead 1241.1612.xx 1241.1618.xx j-lead 1241.1613.xx 1241.1619.xx through hole lead 1241.1614 1241.1620 ordering example ______________ base module _______________________ 1241.xxxx.xx index 11 loose in boxes index 23 blister tape part-nr. variable height pms height in mm ip 40 ip67 color 8,35 1241.1624.1 1241.1625.1 yellow 9,10 1241.1624.2 1241.1625.2 orange 9,85 1241.1624.3 1241.1625.3 red 10,60 1241.1624.4 1241.1625.4 blue 11,35 1241.1624.5 1241.1625.5 green 12,10 1241.1624.6 1241.1625.6 grey 12,85 1241.1624.7 1241.1625.7 black 13,60 1241.1624.8 1241.1625.8 white part-nr. elongated buttons for sms switch height sms with mounted buttons in mm part-nr. color 8,50 0862.8101 yellow 9,25 0862.8102 orange 10,00 0862.8103 red 10,75 0862.8104 blue 11,50 0862.8105 green 12,25 0862.8106 grey 13,00 0862.8107 black 13,75 0862.8108 white
schurter gmbh d ? 79346 endingen www.schurter.com changes that contribute to technical im provement are subject to alternations page production date: produced by: m odification date: modified by: modi fication no. data sheet no. index 9 of 9 07.07.2005 lickert 15.06.2006 m.fischer 9235 105.9513 - 060508_0105.9513_product-manual-e.doc print date: 6/15/2007 2:39:00 pm 4 packaging 4.1 packaging sms/pms base module/variable height loose in boxes sms/pms - index 11 for sms 100 pieces tape and reel for sms base module - index 23 700 pieces tape and reel for sms elonged. base module -index 23 450 pieces 5 qualification tests 6 rohs compliant
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