K12 High Performance Key Switches Features/Benefits * Excellent tactile feel * Wide choice of LED colors, * * * * * travel and actuator forces High reliability / long life Sealed version available Designed for low-level switching Double stroke version available Detector version available Typical Applications * Automotive * Off-road transportation * Industrial electronics * Computers & network equipment Construction: Electrical FUNCTION: momentary DISTANCE BETWEEN BUTTON CENTERS: min. 11 (0.433) K12C = 13 (0.512) TERMINALS: PC pins, tinned MOUNTING: Locating pins; K12D, K12G and K12P additionally with snap-in housing SWITCHING POWER MIN./MAX.: 0.02mW/3 W SWITCHING VOLTAGE MIN./MAX.: 2 V DC / 30 V DC SWITCHING CURRENT MIN./MAX.: 10 A /100 mA DIELECTRIC STRENGTH (50 Hz, 1 min): 500 V OPERATING LIFE with max. switching power: 106 operations K12G & K12GO; operating life of second switch 5 x 104 operations, operating life K12C and version with more than 6N (7N, 9N 20N) please consult factory. CONTACT RESISTANCE: Initial 50 m INSULATION RESISTANCE: 1010 BOUNCE TIME: 1 ms Operating speed 400 mm/s (15.75/s) Mechanical TOTAL TRAVEL: 1 mm, 1,5 mm, 2 mm SWITCHING TRAVEL: 0,6 mm* OPERATING FORCE: 1.5 N OD without snap-point as detector switch, 2.5 N, 3.5 N, 5 N, 3.5/7 N, 6/12 N. Additional operating force 7N, 9N and 20N, available on request. PROTECTION CLASS: K12C IP 67 (dust tight, protected against the effects of immersion in water; other versions IP 40) Environmental OPERATING TEMPERATURE: -40C to 85C. STORAGE TEMPERATURE: -40C to 95C. * Additional switching travel (with pre-travel) available by request. Process SOLDERABILITY: Max. soldering time and temperature: 5 s at 260C How To Order Key Switches E 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. K Series K12A K12AL K12P K12PL K12C K12GO K12GOL 1 2 No snap-in pegs No snap-in pegs with central LED With snap-in pegs With central LED Sealed contact with rubber cap (IP 67) Two-step switch without side LED holder K12GO with central LED Cap Color NONE version with LED, version C BK Black cap - No LED * K12C - 1mm MAX K12 with LED - 1.5 mm MAX ** K12G & K12GO version only *** Additional operating force: 7N, 9N, 20N available on request L Standard LED Code NONE No LED L306 Green L327 Yellow L315 Orange L352 Red L302 White L328 Blue LED Color NONE No LED GN Green YE Yellow OG Orange RD Red WH White BU Blue Travel* 1 1 mm (0.039) 1.5 1.5 mm (0.059) 2 2 mm (0.079) Operating Force*** 1.5N OD 1.5 N without snap-point 2.5N 2.5 N 3.5N 3.5 N 5N 5N 3.5/7N 3.5/7 N** 6/12N 6/12 N** Contact Arrangement NONE SPST NO (STD) 1R SPST NC (Special request) Dimensions are shown: mm (inch) Specifications and dimensions subject to change E-10 www.ck-components.com K12 High Performance Key Switches SERIES K12A total travel 1 or 1.5mm PCB LAYOUT, MOUNTING SIDE 7,5 2,5 [.098] 2,5 0,2 [.007] .4334] 11 2.9 [.1141] 9 [.354] o1 [.0394] [.098] [.295] 2,6 [.103] o 9,8 12 ] 72 [.4 [.386] 10,9 2 K1 [.429] K12AL [.217] E 2,5 [.098] K (LED) 2,5 [.098] [.181] o 5,6 2,5 [.098] 0,2 o 4,6 [.007] 3,6 1,5 [.0591] 2,6 [.103] Key Switches PCB 7,5 [.295] [.433] 11 PCB LAYOUT, MOUNTING SIDE [.22] 1,1+0,05 2x 2x center hole 2x LED 2x 2x switch Without with LED o0,5 (.020) Sn 0,9 0,05 0,7x0,2 (.028x.081) Sn Terminal Section Surface 2 K1 5,5 o3 [.118] Hole o Discription K Dimensions are shown: mm (inch) Specifications and dimensions subject to change E-11 www.ck-components.com K12 High Performance Key Switches SERIES K12P 2,9 (.1141) 2,5 (.098) 2,5 (.098) 3,75 (.148) 9,6 (.378) 1,2 (.047) 12,5 (.492) 1,5 (.059) 11,0 (.433) 1,5 (.059) o1,0 (.0394) 3,5 (.138) 7,5 (.295) 2,6 (.103) 0,2 (.007) PCB LAYOUT, MOUNTING SIDE 9,0 (.354) total travel 1, 1,5 or 2 (.0394, .0591 or .0787) center of actuation area (notice LED) 9,8 (.386) 1 (.4 2,0 72 ) 10,9 SQ. (.429) Hole O Without LED Description 1,7 (.069) 2x snap-in 1,6 (.062) 1x coding hole (L,M,N) 1,1 (.043) 2x center hole 2x LED switch 0,9 (.035) Terminal Section Surface Sn m0.5 (.020) 0.7 x 0.2 (.028 x .081) Sn K12 K12PL PCB LAYOUT, MOUNTING SIDE 0,2 (.007) 11,0 (.433) 2,5 (.098) 7,5 (.295) 2,6 (.103) K LED PCB 2,5 (.098) 3,75 (.148) pin o 1.1 (.0433) for coding of LED color 1,5 (.0591) 3,6 (.141) 2,5 (.098) 9,6 (.378) 5,6 (.22) 2,6 (.098) coding pin L center of actuation area (notice LED) o4,6 (.181) Hole K K12 Key Switches total travel 1 or 1,5 (.0394 or .0591) K12 E 5,5 (.217) o3,0 (.118) O Without LED Description Terminal Section Surface 1,7 (.069) 2x snap-in 1,6 (.062) 1x coding hole (L,M,N) 1,1 (.043) 2x center hole 0,9 (.035) 2x LED m0.5 (.020) Sn 2x switch 0.7 x 0.2 (.028 x .081) Sn Dimensions are shown: mm (inch) Specifications and dimensions subject to change E-12 www.ck-components.com K12 High Performance Key Switches SERIES K12C SEALED CONTACT WITH RUBBER CAP (IP 67) total travel 1,0 (.0394) PCB LAYOUT, MOUNTING SIDE 2,9 (.114) o12,8 (.504) 2,5 (.098) 2,5 (.098) 5,0 (.197) 2,3 (.090) 0,2 (.0078) 2,9 (.114) 1,2 (.047) 1,8 (.0709) 5,5 (.217) 12,0 (.472) 7,5 (.295) K1 2 12,0 (.472) 10,9 (.429) actuation area 10,9 (.429) Hole SCHEMATIC A R O Without LED With LED Description 1,1 (.043) 2x 2x center hole 0,9 (.035) 2x Terminal Section Surface 2x LED m0.5 (.0204) Sn 2x switch 0.7 x 0.2(.0275 x .0787) Sn E Key Switches Dimensions are shown: mm (inch) Specifications and dimensions subject to change E-13 www.ck-components.com K12 High Performance Key Switches SERIES K12GO K12GOL K12GOL o 3 (0.118) 2,9 (0.114) 3,75 2/1 code pin o1,1 1/2 5 (0.197) (0.043) K LED 12 47 (0. 2,6 (0.103) 2/2 2/1 SQ. 10,9 (0.428) (0.228) 5,6 K12GOL 3,75 (0.148) 3,6 (0.142) 7,5 (0.295) 2) 1/2 1/1 o 4,6 (0.187) o 9,8 (0.386) K12G0 9,6 (0.278) 6,27 (0.247) 1,5 (0.0591) 11 (0.433) 1/1 2,54 (0.100) 3,5 (0.138) 9 (0.354) 1,5 (0.059) PCB (0.148) 2/2 2,6 (0.103) 0,2 (0.0078) 5 (0.197) 0,2 (0.0078) (0.0591) PCB LAYOUT, MOUNTING SIDE 7,5 (0.295) total travel 1,5mm <= 5,5 (0.217) K12G0 (0.098) (0.098) 2,5 2,5 9,6 (0.278) (0.053) 1,3 6 (0.244) K12 2/2 K (LED) K12 E 1/1 actuation area Key Switches 1/2 2/1 SCHEMATIC K12G Hole K12GL 1/1 1/2 2/1 2/2 1/1 1/2 2/1 2/2 K O Without LED 1,7 (.069) 1,6 (.062) 2x 2x snap-in 1x 1x code 2x 2x 2x 2x 2x 2x 2 LED LED switch 2 switch 1 0,9 (.035) With LED Description Terminal Section m0.5 (.020) 0.7 x 0.3 (.028 x .012) 0.7 x 0.2 (.028 x .081) Surface Sn Sn Sn Sn Dimensions are shown: mm (inch) Specifications and dimensions subject to change E-14 www.ck-components.com K12 High Performance Key Switches CAP COLOR OPTION CODE COLOR NONE BK Version with LED Black LED COLOR OPTION CODE NONE GN YE OG RD WH BU STANDARD LED CODE COLOR NONE L306 L327 L315 L352 L302 L328 Models without LED Green Yellow Orange Red White Blue COLOR Models without LED Green Yellow Orange Red White Blue TRAVEL 1 1 mm 1.5 1.5 mm 2 2 mm E OPERATING FORCE 1.5N OD 2.5N 3.5N 5N 3.5/7N 6/12N Key Switches OPTION CODE OPERATING FORCE 1.5 N,150g without snap-point 2.5 N, 250g 3.5 N, 350g 5 N, 500g 3.5/7 N, 350/700g 6/12 N, 600-1200g Dimensions are shown: mm (inch) Specifications and dimensions subject to change E-15 www.ck-components.com