ksc tact switch for smt dimensions are shown in mm (inch) dimensions subject to change www.ittcannon.com a-20 ksc miniature tact switch designed to be surface mounted (smt) on pcb, single pole, normally open contact. available in 4 versions: ksc1: without actuator ksc2: with short soft actuator ksc3: with short hard actuator ksc4: with long soft actuator ksc5: with rocker option see page a-25 ksc6: with long, soft actuation main features with or without actuator positive tactile feedback operating force from 1.1n (110 grams) to 5.5n (550 grams) typical travel from 0.3 mm (0.118) to 0.75 mm (0.295) tin plated terminals for easy soldering gullwing or j-type terminals adapted to the main soldering methods of surface mounted components (smt) this product is totally washable and sealed according to eia ?rs-448-2 test and ip 67 (dust tight, protected against the effects of immersion in water) compatible with the major pick-and- place machines delivered in thermoformed tape and reels of 2000 pieces, ksc4 of 1000 pieces, ksc5 of 1000 pieces and ksc6 of 750 pieces note: identi?ation the 4th and 5th digits of ksc code are stamped on the metallic top plate the other characteristics of the code can actually be seen on the product. example 2 = 1.6n (160 grams) and 200 k operations 1 = temperature ?40? to + 85? ordering code: see page a-24. construction function momentary action contact arrangement 1 make contact = spst, no terminals pc pins: j-type or gullwing-type mounting smt (surface mount technology) electrical data s = silver g = gold switching power min./max. 1 va 0.2 va switching voltage min./max. 20 mv/50 v 20 mv/50 v switching current min./max. 1 ma/50 ma 1 ma/10 ma dielectric strength (50 hz, 1 min.) 250 v 250 v operating life with max. switching power see table next page contact resistance, initial 100 m ? 100 m ? insulation resistance (100 v) 10 9 ? 10 9 ? bounce-time 1 ms 1 ms mechanical data total travel see table next page max. operating force 40n (4000 grams) further data contact material silver gold insulation material see table next page operating temperature 40? to + 85? 40? to + 125? storage temperature 55? to + 85? 55? to + 125? packaging: ksc1, ksc2 and ksc3 are delivered on continuous tape in reels of 2000 pieces, ksc4 in reels of 1000 pieces. dimensions of reels according to eia rs481 or iec 2863. external diameter 330 mm 2 mm. soldering: depending on the application of the ksc, this component is suited to the following methods: flow soldering the ksc terminals being snpb plated over a nickel barrier, the use of slightly activated ?x is suitable. soldering on double wave machine. the bath temperature is generally 255? 5? and soldering time 5 sec. cleaning according to usual washing processes. vapor phase re?w soldering temperature: 215?; duration: up to 60 seconds infrared re?w soldering temperature: 200?, with peak of 230? during 10 to 15 seconds conductive inks silver based inks can be used for the connection of ksc on pc board. curing conditions depend on the type of conductive ink. .com .com .com 4 .com u datasheet
ksc tact switch for smt dimensions are shown in mm (inch) dimensions subject to change www.ittcannon.com a-21 selection guide ksc1 ksc2 ksc3 ksc4 ksc6 actuator without short, soft short, hard long, soft long, soft actuator material silicone thermoplastic silicone thermoplastic housing material thermoplastic thermoplastic thermoplastic thermoplastic thermoplastic operating force (newton) travel min./max. mm (inch) see table below. life expectancy (k operations) total height above p.c.b 2.5 mm (0.0984 inch) 3.5 mm (0.138 inch) 3.5 mm (0.138 inch) 5.2 mm (0.205 inch) 7.7 mm eia 448-2 yes yes yes yes yes tightness/washability gold: high yes yes yes yes yes temperature version terminal plating tin plated tin plated tin plated tin plated tin plated terminal type: g or j g or j g or j g or j g or j g (gullwing), j (j type) soldering process yes yes yes yes yes infrared/double wave/ vapor phase max. 265?/5 seconds operating force / operating life / travel table pcb layout type 1 ) operating force fa 2 ) operating life travel to make n (grams) k operations mm (inch) ksc121 1.6 (160) 200 0.25 (0.00984) + 0.4 ?0 ksc141 3.0 (300) 200 0.30 (0.0118) + 0.4 ?0 ksc151 5.5 (5500 100 0.30 (0.0118) + 0.4 ?0 ksc221 2.0 (200) 500 0.35 (0.0138) + 0.3 ?0.1 ksc241 3.5 (350) 300 0.40 (0.0157) + 0.4 ?0.1 KSC321 1.6 (160) 500 0.20 (0.00787) + 0.3 ?0 ksc341 3.0 (300) 300 0.20 (0.00787) + 0.3 ?0 ksc351 5.5 (550) 100 0.25 (0.00984) + 0.3 ?0 ksc401 (50 shore) 1.1 (110) 5000 0.50 (0.0197) + 0.25 ?0.25 ksc411 1.4 (140) 1000 0.35 (0.0138) + 0.15 ?0.15 ksc421 1.7 (170) 1000 0.50 (0.0197) + 0.25 ?0.25 ksc441 3.2 (320) 300 0.75 (0.0295) + 0.25 ?0.25 ksc621 1.6 (160) 500 0.20 (0.00787) + 0.35 ?0 ksc641 3.0 (300) 300 0.20 (0.00787) + 0.3 1 ) last digit: 1 = silver contacts, 3 = gold contacts 2 ) tolerance of operating force fa is 25% note: operating life is given for tested forces corresponding to the actuator force value 2. gullwing type j type (0.0394) (0.472) (0.228) (0.157) (0.157) (0.118) (0.339) (0.0394) .com .com .com .com 4 .com u datasheet
dimensions are shown in mm (inch) dimensions subject to change www.ittcannon.com a-22 ksc tact switch for smt dimensional drawings j type: internal bending gullwing type: external bending ksc6 ksc4 ksc3 ksc2 ksc1 (0.268) (0.0984) (0.00349) (0.244) (0.157) (0.0276) (0.118) (0.244) (0.394) (0.0984) (0.00349) (0.244) (0.157) (0.0276) (0.118) (0.244) (0.118) (0.138) (0.0984) (0.00349) (0.0276) (0.394) (0.244) (0.244) (0.157) (0.118) (0.138) (0.0984) (0.00349) (0.0276) (0.244) (0.157) (0.244) (0.268) (.0157) (0.11) (0.138) (0.0276) (0.00349) (0.0984) (0.169) (0.157) (0.244) (0.268) (0.0157) (0.11) (0.138) (0.0276) (.0984) (0.169) (0.00349) (0.394) (0.244) (0.244) (0.157) (0.102) (0.205) (0.00349) (0.0276) (0.0984) (0.157) (0.244) (0.267) (0.244) (0.394) (0.244) (0.102) (0.205) (0.00349) (0.0276) (0.0984) (0.157) (0.244) (0.0157) (0.11) (0.138) (0.0276) (0.00349) (0.0984) (0.169) (0.244) (0.157) (0.244) (0.268) (0.0157) (0.11) (0.0276) (0.0984) (0.169) (0.00349) (0.394) (0.244) (0.244) (0.157) .com .com .com .com 4 .com u datasheet
dimensions are shown in mm (inch) dimensions subject to change www.ittcannon.com a-23 ksc tact switch for smt dimensional drawings actuator dimensional drawings packaging b 2 [.0787] 2 [.0787] 4 [.157] 4 [.157] 12 [.472] 12 [.472] 1.5 [.0591] d a c a a 1.5 [.0591] 1.75 [.0689] 6.75 [.266] 0.4 [.0157] w 5 max. b d 1.75 [.0689] c 1.5 [.0591] 4 [.157] 2 [.0787] 2 [.0787] 6.6 [.26] 1.5 [.0591] w ksc1 2.9 mm (0.114 inch) ksc2 3.7 mm (0.146 inch) ksc3 3.7 mm (0.146 inch) ksc4 5.5 mm (0.217 inch) ksc6 7.7 mm (0.303 inch) abcd ksc1, ksc2, ksc3 g type 16 (0.630) 10.4 (0.409) 7.5 (0.295) 8 (0.315) j type 12 (0.472) 7.2 (0.283) 5.5 (0.217) 8 (0.315) ksc4 g type 16 (0.630) 10.5 (0.413) 7.5 (0.295) 12 (0.472) j type 16 (0.630) 7.3 (0.287) 7.5 (0.295) 12 (0.472) ksc6 g &j 16 (0.630) 10.5 (0.413) 7.5 (0.295 12 (0.472) recommended dimensions a: axis of ksc smooth surface smooth surface ksc 1 ksc 2 - ksc 3 - ksc 4 max (r 0.00787) (0.0787) (0.118) max ksc1, ksc2, ksc3 ksc4 ksc6 .com .com .com .com 4 .com u datasheet
dimensions are shown in mm (inch) dimensions subject to change www.ittcannon.com a-24 ksc5 tact switch with rocker option for smt new the ksc5, normally opened miniature tact switch, is an extension of the broad ksc smt series. the ksc5 is based on the same exter- nal dimensions as the standard version and can be actuated either from the top or from the side. this eliminates the need for a right angle mechanism or an additional pcb. main features 2 actuation modes: axial and lateral tin plated terminals for an easy and reliable soldering gullwing or j-type terminals totally adapted to the main soldering methods of surface mounted compo- nents this product is totally washable and sealed according to eia-rs-448-2 test and ip 67 (dust tight, protected against the effects of immersion in water) compatible with the major automatic insertion machines delivered in thermoformed tape and reels of 1,000 pieces applications applications with: rocking actuations rotating actuations side actuations applications where the pcb is per- pendicular to the front panel ordering code 123456 example: ks c 5 2 1 g 1 designation: ks 2 type: c 3 actuator: 5 = actuator with rocking option 4 operating force: 2 = 2n; 4 = 3n 5 operating temperature: 1 = 40? to +85? 3 = 40? to +125? 6 terminals: j = j type, g = gullwing operating force / operating life / travel table ksc521g ksc541g operating force axial f a n (grams) 25% 2.0 (200) 3.5 (300) lateral fl n (grams) 30% 2.0 (200) 3.0 (300) travel to make mm axial mm 0.3 0.15 0.3 0.15 lateral mm 0.5 0.25 0.5 0.25 life expectancy, k cycles axiale 100,000 100,000 lateral 10,000 10,000 construction function momentary contact arrangement 1 make contact = spst, no terminals j-type or gullwing-type mounting smt (surface mount technology) electrical data silver plating gold plating switching power min./max. 1 va 0.2 va switching voltage min./max. 20 mv/50 v 20 mv/50v switching current min./max 1ma/50ma 1ma/10ma dielectric strength (50hz, 1 min.) > 250 v > 250 v operating life with max. switching power see table below contact resistance, initial < 100 m ? < 100 m ? insulation resistance (100v) > 10 9 ? > 10 9 ? bounce time < 1 ms < 1 ms mechanical data operating force and travel see table below maximum applied force 40 n (axial) 10 n (lateral) further data contact material silver plating gold plating operating temperature 40? to + 85? ?40? to + 85? storage temperature 55? to + 85? ?55? to + 85? solderability vapor phase re?w, infrared re?w, double wave packaging the ksc5 is delivered on continuous tape in reels of 1000 pieces, 16 mm width, 330 mm external diameter. other dimensions according to eia-rs-481 standard. .com .com .com .com 4 .com u datasheet
dimensions are shown in mm (inch) dimensions subject to change www.ittcannon.com a-25 ksc5 tact switch with rocker option for smt dimensional drawings embossed tape type g type j pcb layout type g type j .com .com .com 4 .com u datasheet
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