KSC Series Sealed Tact Switch for SMT Features/Benefits • Positive tactile feeling • Range of 6 actuation forces • J or G terminations • Tape & reel • IP 67 Typical Applications • Automotive • Cellular phones • Industrial electronics • Network infrastructure and IT Specification Electrical MAXIMUM POWER: MAXIMUM VOLTAGE: MINIMUM VOLTAGE: MAXIMUM CURRENT: MINIMUM CURRENT: Mechanical Type KSC121J KSC141J KSC151J KSC201J KSC221J KSC222J KSC241J KSC251J KSC321J KSC341J KSC351J KSC401J KSC411J KSC421J KSC422J KSC441J KSC442J KSC621J KSC641J KSC421V KSC721 J KSC741J 50SH 70SH 70SH 70SH 70SH 70SH Operating force FA (Newtons) Min/Max 1.2 / 2.5 2.25 / 3.75 4.1 / 6.9 0.9 / 2.0 1.5 / 2.5 1.5 / 2.5 2.6 / 4.4 4.1 / 7.0 1.6 / 2.4 2.25 / 3.75 4.0 / 6.0 0.82 / 1.38 1.05 / 1.75 1.25 / 2.12 1.25 / 2.12 3.0 / 5.0 3.0 / 5.0 1.0 / 1.65 2.25 / 3.75 1.4 / 2.2 1.7 / 2.8 2.9 / 4.9 Operating life (operations) Travel (mm) 200,000 200,000 100,000 300,000 500,000 1,000,000 300,000 300,000 300,000 300,000 100,000 1,000,000 1,000,000 300,000 1,000,000 300,000 1,000,000 300,000 300,000 300,000 300,000 300,000 0.3 ± 0.15 0.3 ± 0.15 0.35 ± 0.15 0.3 +0.2 /-0.15 0.35 +0.3 /-0.1 0.35 +0.3 /-0.1 0.5 ± 0.2 0.5 ± 0.2 0.2 +0.3 /0 0.2 +0.3 /0 0.25 +0.3 /0 0.3 ± 0.15 0.35 ± 0.20 0.5 ± 0.25 0.5 ± 0.25 0.75 ± 0.25 0.75 ± 0.25 0.5 ± 0.2 0.5 ± 0.2 0.375 ± 0.225 0.3 ± 0.15 0.4 ± 0.20 Silver Gold 1 VA 32 VDC 20 mV 50 mA 1 mA 0.2 VA 32 VDC 20 mV 10 mA 1 mA DIELECTRIC STRENGTH (50 Hz, 1 min.): 250 V CONTACT RESISTANCE: < 100 mΩ INSULATION RESISTANCE (100 V): > 109 Ω BOUNCE TIME: < 1 ms Environmental OPERATING TEMPERATURE: STORAGE TEMPERATURE: Silver Gold -40˚C to 85˚C -55˚C to 85˚C -40˚C to 125˚C -55˚C to 125˚C B Tactile Switches FUNCTION: Momentary action CONTACT ARRANGEMENT: 1 make contact = SPST, N.O. TERMINALS: J bend & Gullwing type for SMT Process SOLDERING: Depending on the application, this component is suited to the following methods: – Terminals being silver or gold plated over a nickel barrier, the use of slightly activated flux is suitable. – Soldering on double wave machine for vertical versions: soldering time < 5 sec. – Cleaning according to typical washing processes. – Infrared Reflow Soldering in accordance with IEC 61760-1. Packaging KSC1, KSC2 and KSC3 are delivered on continuous tape and reels of 2,000 pieces, KSC4 in reels of 1,000 pieces. KSC 6 in reels of 750 pieces. KSC7 in reels of 1,000 pieces. KSCV in boxes of 500 pieces. Dimensions of reels according to EIA RS481 or IEC 2863. External diameter 330 mm ± 2 mm. A detect switch version is available KSC4D1J and KSC4D1G. Please see Detect chapter. KSC vertical series have an IP40 sealing level. NOTE: Specifications listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. Other versions in terms of force, termination length and corrosion protection available. Please contact your sales representative. This data sheet does not provide enough information for applications which require a certain level of quality or safety such as automotive, medical systems, safety equipment. Please contact your sales representative to get contractual specification package. How To Order Our easy build-a-switch concept allows you to mix and match options to create the switch you need. To order, select desired option from each category and place it in the appropriate box. For any part number different from those listed above, please consult your local representative. K Actuator 1 Without, H=2,5 mm 2 Soft, H=3,5 mm 3 Hard, H=3,5 mm 4 Soft, H=5,2 mm 6 Hard, H=7,7 mm 7 Soft, H=4,3 mm**** S C Operating Force 0 1.2 N (120 grams) 1 1.4 N (140 grams) 2 1.6 N / 1.7 N * (160 grams)/(170 grams) 4 3N/4N* (300 grams)/(400 grams) 5 5.5 N (550 grams) 6 4.5 N / 8.0 (450 grams)/(800 grams) S H LFS Lead free compatible, silver plated. LFG Lead free compatible, gold plated. Contact Material Operating life 1 Silver 2 Silver long life 3 Gold 4 Gold long life B–23 Rubber Hardness Indication 50 Shore** Termination 70 Shore*** * See Mechanical chart above to confirm specifications. J J bend ** Applies to KSC401J50SH only. G Gull wing *** Applies to KSC 411J70SH, KSC421J70SH,KSC441J70SH V Right angle **** KSC7 offered with blue actuator as standard (available in KSC421V) Dimensions are shown: Inch (mm) Specifications and dimensions subject to change www.ck-components.com KSC Series Sealed Tact Switch for SMT ACTUATOR KSC2 WITHOUT, 2.5 mm HIGH SOFT, 3,5 mm HIGH ø2,6 (.102) 3,47 (.137) . 0 1 . 1 Tactile Switches 2 SOFT, 5,2 mm HIGH KSC4 KSC421V ONLY NOTE: KSC421V requires metalized holds for simultaneous reflow soldering of switch terminals and bracket terminals. 0 1 5,2 (.205) NOTE: KSC4 standard silicone material is 70 shore, the only exception is KSC401J which is 50 shore. HARD, 3,5 mm HIGH ø2,8 (.110) 3,5 (.138) 0,1 3,5 B KSC4 KSC3 2,9 (.114) 2,6 (2,5) KSC1 HARD, 7,7 mm HIGH ø4,7 (.185) 7,7 (.303) ø3,0 (.118) 1,6 (.063) KSC6 Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–24 www.ck-components.com KSC Series Sealed Tact Switch for SMT KSC7 SOFT, 4,3 mm HIGH, BLUE ACTUATOR +0,2 0,1 0 2,5±0,15 4,3±0,3 ø 2,7±0,1 B 3,5±0,2 Tactile Switches 0,7± 0,05 4± 0,2 +0,3 6,2 0 +0,3 6,2 0 6,8± 0,3 OPERATING FORCE OPTION CODE 0 1 2 4 5 OPERATING FORCE 1.2 N (120 grams) 1.4 N (140 grams) 1.6 N / 1.7 N (160/170 grams) 3 N / 3.5 N (300/350 grams) 5.5 N (550 grams) CONTACT MATERIAL OPTION CODE MATERIAL 1 3 SILVER GOLD Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–25 www.ck-components.com KSC Series Sealed Tact Switch for SMT TERMINATION J G J BEND V GULLWING RIGHT ANGLE - KSC421V ONLY 2,6 (.102) 0,7 (.028) 1 ø 1,2 (x2) (.047) LAYOUT 3,3 (.130) 3,3 (.130) 0,8 (.031) 2 1 1,95 (.076) 1,26 (.049) 4,0 (.157) 1,0 (.039) 4,0 (.157) 1,38 (.054) 5,8 max. (.228) 12,0 min. (.472) 0,35 (.014) PAD LAYOUT PAD LAYOUT 3,0 max. (.118) 8,6 min. (.339) 1,38 (.054) 1,39 (.055) Metallized holes 2 0,34 (.013) 0,1 (.004) 2 PAD LAYOUT 0,7+0,05/-0,02 (.028+.002/-.001) 40,1 (.157.004) 2,6 (.102) 2,5 (.098) 6,8 (.268) 0,5 (.020) 1 7,5+0,3/-0,0 (.295+.012/-.000) 1,0 (.039) Tactile Switches B 4,00,1 (.157.004) 10 (.394) 0,6 (.023) 1,38 (.054) 0,6 (.023) 5,65 ±0,05 (.222±.010) Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–26 www.ck-components.com KSC Series Sealed Tact Switch for SMT TAPE & REEL FOR KSC1 J TERMINATION 3,15+0,2/-0,0 (.124+.008/-.000) FOR KSC1 G TERMINATION 2˚0' max. 0,3±0,05 (.012±.002) 8,0 (.315) 2,0±0,05 (.079±.002) 7,5 (.295) ø1,5+0,1/-0,0 (.059+.004/-.000) 2,0±0,05 (.079±.002) 10,4+0,2/-0,0 (.409+.008/-.000) 16,0±0,3 (.630±.012) ø1,5+0,2/-0,0 (.059+.008/-.000) 3,2+0,2/-0,0 (.126+.008/-.000) 1,75 (.069) 5,5 (.217) 6,6+0,2/-0,0 (.260+.008/-.000) 1,75 (.069) 12,00,3 (.472.012) 0,25±0,05 (.010±.002) B DIRECTION OF FEED Tactile Switches 2˚0' max. 2,0±0,05 (.079±.002) 7,2+0,2/-0,0 (.283+.008/-.000) ø1,5+0,2/-0,0 (.059+.008/-.000) 8,0 (.315) ø1,5+0,1/-0,0 (.059+.004/-.000) 2,00,05 (.079.002) DIRECTION OF FEED 6,6+0,2/-0,0 (.260+.008/-.000) 2˚0' max. 0,250,05 (.010.002) 5,50,05 (.217.002) 20,05 (.079.002) 8,0 (.315) 20,05 (.079.002) 120,2 (.472.008) 7,2+0,2/-0,0 (.283+.008/-.000) ø1,5+0,2/-0,0 (.059+.008/-.000) ø1,5+0,1/-0,0 (.059+.004/-.000) 3,95+0,2/-0,0 (.156+.008/-.000) 1,75 (.069) FOR KSC2 & KSC3 J TERMINATION DIRECTION OF FEED 6,6+0,2/-0,0 (.260+.008/-.000) 2˚0' max. 0,3±0,05 (.012±.002) 4,0+0,2/-0,0 (.157+.008/-.000) 8,0 (.315) 2±0,05 (.079±.002) 7,5 (.295) ø1,5+0,1/-0,0 (.059+.004/-.000) 20,05 (.079.002) 10,4+0,2/-0,0 (.409+.008/-.000) 16±0,3 (.630±.020) ø1,5+0,2/-0,0 (.059+.008/-.000) 1,75 (.069) FOR KSC2 & KSC3 G TERMINATION DIRECTION OF FEED 6,6+0,2/-0,0 (.260+.008/-.000) Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–27 www.ck-components.com KSC Series Sealed Tact Switch for SMT TAPE & REEL FOR KSC4 FOR G TERMINATION 5,6 (.220) 2±0,05 (.079±.002) 2±0,05 (.079±.002) ø1,5+0,1/-0,0 (.059+.004/-.000) B 1,75 (.069) 12±0,1 (.472±.004) 4±0,1 (.157±.004) 7,5 (.295) Direction of feed 16±0,3 (.630±.012) 1,0 (.039) 10,50,1 (.413.004) 2˚0' R 1,1 (.045) 5 0,15±0,02 (.006±.001) 0,4±0,03 (.016±.001) B 6,7±0,1 (.264±.004) ø1,5+0,2/-0,0 (.059+.008/-.000) 2,05 (.081) FOR KSC4 FOR J TERMINATION 2±0,05 (.079±.002) 2±0,05 (.079±.002) ø1,5+0,1/-0,0 (.059+.004/-.000) 5,6 (.220) 4±0,1 (.157±.004) 16±0,3 (.630±.012) 7,3±0,1 (.287±.004) 2˚0' 7,5 (.295) 1,0 (.039) B 1,75 (.069) 12±0,1 (.472±.004) Direction of feed R 1,1 (.045) 5 0,15±0,02 (.006±.001) B 6,7±0,1 (.264±.004) 0,4±0,03 (.016±.001) FOR KSC6 G & J TERMINATION ø1,5+0,2/-0,0 (.059+.008/-.000) 2,05 (.081) 6,4 (.252) 15˚ 3,0 (.118) 0,1 1,75 (.069) 2,5 (.098) B 1,7 (.067) 20,05 (.079.002) 12,0 (.472) ø1,5+0,1/-0,0 (.059+.004/-.000) 20,05 (.079.002) Direction of feed 7,5 (.295) 0,40,03 (.016.001) 6,6 (.260) A A 10,5+0,2/-0,0 (.413+.008/-.000) 4˚ 4,0 (.157) 160,3 (.630.012) Tactile Switches B 15˚ 7,7+0,1/-0,0 (.303.004/-.000) B ø2+0,1/-0,0 (.079+.004/-.000) Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–28 www.ck-components.com KSC Series Sealed Tact Switch for SMT TAPE & REEL FOR KSC7 FOR J TERMINATION 2±0,05 (.079±.002) 2±0,05 (.079±.002) ø1,5+0,1/-0,0 (.059+.004/-.000) 5,6 (.220) B Tactile Switches 16±0,3 (.630±.012) 7,3±0,1 (.287±.004) 2˚0' 4±0,1 (.157±.004) 7,5 (.295) 1,0 (.039) B 1,75 (.069) 12±0,1 (.472±.004) R 1,1 (.045) 5 0,15±0,02 (.006±.001) 0,4±0,03 (.016±.001) B 6,7±0,1 (.264±.004) ø1,5+0,2/-0,0 (.059+.008/-.000) 2,05 (.081) Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–29 www.ck-components.com