KSC Series Sealed Tact Switch for SMT Features/Benefits • Positive tactile feeling • J or G terminations • Tape & reel • IP 67 Typical Applications • Automotive • Cellular phones • Industrial electronics • Network infrastructure and IT Electrical FUNCTION: Momentary action CONTACT ARRANGEMENT: 1 make contact = SPST, N.O. TERMINALS: J bend & Gullwing type for SMT MAXIMUM POWER: MAXIMUM VOLTAGE: MINIMUM VOLTAGE: MAXIMUM CURRENT: MINIMUM CURRENT: Mechanical Type KSC121J KSC141J KSC151J KSC201J KSC221J KSC222J KSC241J KSC251J KSC321J KSC341J KSC351J KSC401J 50SH KSC411J 70SH KSC421J 70SH KSC422J 70SH KSC441J 70SH KSC442J 70SH KSC621J KSC641J KSC721 J KSC741J KSC821JLFS 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 1.7 / 2.8 2.9 / 4.9 2.4 / 3.9 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 5,000,000 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 0.3 ± 0.15 0.4 ± 0.20 0.65 ± 0.2 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 * Ultra low current with 1µA version are available upon request for KSC2 and KSC4 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 Specification 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. Dimensions of reels according to EIA RS481 or IEC 60286-3. External diameter 330 mm ± 2 mm. A detect switch version is available KSC4D1J and KSC4D1G. Please see Detect chapter. For other versions, please refer to KSC5, KSC9, KSC4V and KSC-ST datasheets. NOTE: Specifications listed above are for switches with standard options. 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**** 8 Hard, H=4,9 mm 23 july 12 S C Operating Force 0 1.2 N (120 grams) 1 1.4 N (140 grams) 2 1.6 N / 1.7 N * (160/170 grams) 4 3N/4N* (300/400 grams) 5 5.5 N (550 grams) 6 4.5 N / 8.0 (450/800 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 Termination J J bend G Gull wing Rubber Hardness Indication***** 50 Shore** 70 Shore*** * See Mechanical chart above to confirm specifications ** Applies to KSC401J50SH only *** Applies to KSC 411J70SH, KSC421J70SH,KSC441J70SH **** KSC7 offered with blue actuator as standard ***** Other actuator materials are available, please refer to KSC-ST datasheet Dimensions are shown: mm (inches) Specifications and dimensions subject to change www.ck-components.com KSC Series Sealed Tact Switch for SMT ACTUATOR 4˚ max HARD, 3,5 mm HIGH ø 2,8 +0,3 6,2 0 3,47 +0,3 6,2 0 +0,3 6,2 0 +0,3 6,2 0 +0,3 6,2 0 +0,3 6,2 0 +0,2 2,9 max 0,1 0 +0,2 2,9 max 0,1 0 ø 2,9 2,9 max ø2 B +0,2 0,1 0 KSC3 SOFT, 3,5 mm HIGH smooth surface 1,5 min ,2 R0 Tactile Switches KSC2 WITHOUT, 2.5 mm HIGH 3,5 KSC1 ø 4,7 ø 2,9 2, +0,2 0,1 0 2,9 max 1,6 5,2 KSC8 SOFT, 4,3 mm HIGH, BLUE ACTUATOR HARD, 4,9 mm HIGH ø 4,7 ø 2,96 4,9 +0,2 2,9 max 0,1 0 4,3 +0,3 6,2 0 +0,3 6,2 0 +0,3 6,2 0 +0,2 0,1 0 2,9 max 1,15 ø3 +0,3 6,2 0 KSC7 +0,3 6,2 0 +0,3 6,2 0 +0,3 6,2 0 +0,3 6,2 0 NOTE: Soft material available are silicon 50 SH / 70 SH and EPDM, please refer to KSC-ST datasheet. HARD, 7,7 mm HIGH 7,7 KSC6 SOFT, 5,2 mm HIGH +0,2 2,9 max 0,1 0 KSC4 Dimensions are shown: mm (inches) Specifications and dimensions subject to change 23 july 12 B–24 www.ck-components.com KSC Series Sealed Tact Switch for SMT OPERATING FORCE OPTION CODE 0 1 2 4 5 6 OPERATING FORCE 1.2 N (120 grams) 1.4 N (140 grams) 1.6 N / 1.7 N (160/170 grams) 3 N / 4 N (300/400 grams) 5.5 N (550 grams) B 4.5 N / 8 N (450/800 grams) Tactile Switches CONTACT MATERIAL OPTION CODE 1 2 3 4 MATERIAL SILVER SILVER LONG LIFE GOLD GOLD LONG LIFE TERMINATION 2,9 max +0,2 0,1 0 2,9 max ( 7,6 ) 10 4 0,7±0,05 +0,2 0,1 0 3,3 mini 6,8 4 GULLWING 0,7±0,05 G J BEND PAD LAYOUT 3 maxi PAD LAYOUT 5,8 maxi 4 4 1 1 J 8,6 mini 12 mini Dimensions are shown: mm (inches) Specifications and dimensions subject to change 23 july 12 B–25 www.ck-components.com KSC Series Sealed Tact Switch for SMT TAPE & REEL FOR KSC1 J TERMINATION 0,25±0,05 (.010±.002) 3,15+0,2/-0,0 (.124+.008/-.000) 6,6+0,2/-0,0 (.260+.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) DIRECTION OF FEED 1,75 (.069) 2˚0' max. DIRECTION OF FEED 6,6+0,2/-0,0 (.260+.008/-.000) 2˚0' max. 0,250,05 (.010.002) ø1,5+0,1/-0,0 (.059+.004/-.000) 8,0 (.315) 20,05 (.079.002) 5,50,05 (.217.002) 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) 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) ø1,5+0,2/-0,0 (.059+.008/-.000) 1,75 (.069) FOR KSC2 & KSC3 G TERMINATION 16±0,3 (.630±.020) Tactile Switches B 2,0±0,05 (.079±.002) 7,2+0,2/-0,0 (.283+.008/-.000) 12,00,3 (.472.012) 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) Dimensions are shown: mm (inches) Specifications and dimensions subject to change 23 july 12 B–26 www.ck-components.com KSC Series Sealed Tact Switch for SMT TAPE & REEL FOR KSC4 FOR G TERMINATION ø1,5+0,1/-0,0 (.059+.004/-.000) 5,6 (.220) B 1,75 (.069) 12±0,1 (.472±.004) 2±0,05 (.079±.002) 2±0,05 (.079±.002) 4±0,1 (.157±.004) 16±0,3 (.630±.012) 1,0 (.039) 10,50,1 (.413.004) Tactile Switches 2˚0' 7,5 (.295) B Direction of feed 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) 4˚ 4,0 (.157) 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 A A 10,5+0,2/-0,0 (.413+.008/-.000) 6,6 (.260) 160,3 (.630.012) 7,5 (.295) 0,40,03 (.016.001) 15˚ 7,7+0,1/-0,0 (.303.004/-.000) B ø2+0,1/-0,0 (.079+.004/-.000) Dimensions are shown: mm (inches) Specifications and dimensions subject to change 23 july 12 B–27 www.ck-components.com KSC Series Sealed Tact Switch for SMT TAPE & REEL FOR KSC7 FOR J TERMINATION 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 B R 1,1 (.045) 5 0,15±0,02 (.006±.001) B 6,7±0,1 (.264±.004) 0,4±0,03 (.016±.001) ø1,5+0,2/-0,0 (.059+.008/-.000) 2,05 (.081) FOR KSC8 FOR G TERMINATION 5,6 (.220) 4±0,1 (.157±.004) Direction of feed 16±0,3 (.630±.012) 1,0 (.039) 7,5 (.295) B 10,50,1 (.413.004) 2˚0' 2±0,05 (.079±.002) 2±0,05 (.079±.002) ø1,5+0,1/-0,0 (.059+.004/-.000) 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) FOR KSC8 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) 2˚0' 4±0,1 (.157±.004) 7,5 (.295) 1,0 (.039) B 1,75 (.069) 12±0,1 (.472±.004) 16±0,3 (.630±.012) 7,3±0,1 (.287±.004) Tactile Switches 2±0,05 (.079±.002) 2±0,05 (.079±.002) ø1,5+0,1/-0,0 (.059+.004/-.000) 5,6 (.220) 1,75 (.069) 12±0,1 (.472±.004) R 1,1 (.045) 5 Direction of feed 0,15±0,02 (.006±.001) B 6,7±0,1 (.264±.004) 0,4±0,03 (.016±.001) ø1,5+0,2/-0,0 (.059+.008/-.000) 2,05 (.081) Dimensions are shown: mm (inches) Specifications and dimensions subject to change 23 july 12 B–28 www.ck-components.com