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D D–6 Dimensions are shown: mm Specifications and dimensions subject to change www.ck-components.com K12S High Performance SMT Key Switches How To Order Our easy build-a-switch concept allows you to mix and match options to cr eate the switch you need. To order, select desired option from each category and place it in the appropriate box. Features/Benefits

  • Harsh environment applications - IP67
  • Compatible with SMT lead free soldering process
  • Illuminated
  • Excellent tactile feel
  • High reliability / long life
  • DPST and detect versions available
  • RoHS compliant Typical Applications
  • Automotive
  • Off-road transportation
  • Motorcycles
  • Industrial
  • Medical
  • Network
  • Joysticks Electrical SWITCHING POWER MIN./MAX.: 0.02mW/3 W DC SWITCHING VOLTAGE MIN./MAX.: 2 V / 30 V DC SWITCHING CURRENT MIN./MAX.: 10 mA /100 mA DC DIELECTRIC STRENGTH: > 300 V RMS OPERATING LIFE: > 106 operations (F<5N) / 105 operations (F≥5N) CONTACT RESISTANCE: Initial < 100mΩ - After test < 250mΩ INSULATION RESISTANCE: >109 Ω BOUNCE TIME: < 10 ms Environmental OPERATING TEMPERATURE: -40˚C to 85˚C. STORAGE TEMPERATURE: -40˚C to 95˚C. RoHS compliant and Halogen free. Process SOLDERABILITY: Lead free soldering compatible. Construction: FUNCTION: Momentary CONTACT ARRANGEMENT: SPST or DPST CONTACT TYPE: NO or NC TERMINALS: SMT Mechanical TOTAL TRAVEL: 1,5 mm OPERATING FORCE: 3N; 5N; 6N; 9N 4/8 N; 6/12 N SEALING: IP40 or IP67 Packaging Reels of 900 pieces . 5 Sub-Series A IP40 with peg B IP67 with peg C IP40 without peg D IP67 without peg LED Color NONE No LED YE0 Yellow RD0 Red GN0 Green OR0 Orange WH0 White AM0 Amber Travel 1.5 1.5 mm Operating Force 3N 3 N 5N 5 N 6N 6 N 9N 9 N 4/8N 4/8 N (double step actuation) 6/12N 6/12 N (double step actuation)

2 SK 1 L F T

O Normally open (SPST) C Normally closed (SPST) OO 2 Normally open (DPST) CC 2 Normally closed (DPST) OC 1 Normally open

1 Normally closed (DPST)Option

L LED version (SPST) D DPST version LFTX Lead free, RoHS terminals tin plated Translucent button X

ø 6,4 ø 3,26 ± 0,05 9,1±0.1 51,7 4,54,1 6,7 2,8 11,61,3 ø 11,2 2,1 (2x)2,4 (4X)2,35 ø 3 ,1±0 ,05 (4x)2,1(2x)7,8 RECOMMENDED PCB LAYOUT 4 3 3 4 prohibited area Without Peg With Peg Key Switches D D–7 Dimensions are shown: mm Specifications and dimensions subject to change www.ck-components.com K12S High Performance SMT Key Switches K12SA/K12SC IP40 with peg / IP40 without peg K12SB / K12SD IP67 with peg / IP67 without peg ø 10,8 ø 6,4 ø 3,26 ± 0,05 9,1±0.1 51,7 4,54,1 6,7 2,8 11,6 1,3 2,1 (2x)2,4 (4X)2,35 ø 3 ,1±0 ,05 (4x)2,1(2x)7,8 4 3 3 4 prohibited area Without Peg With Peg RECOMMENDED PCB LAYOUT ed n

4/8N 4/8N (double step actuation) 6/12N 6/12N (double step actuation) B B A A 54,11 123,5 5,11 57,1 4 24 2 1,5 13,63 0.5 DIRECTION OF FEED SECTION B-B SECTION A-A Single NO + LED Single NC + LED Double NO Double NCSingle NO Single NC OPTION CODE LED COLOR No LED YE0 Yellow RD0 Red GN0 Green OR0 Orange WH0 White AM0 Amber Key Switches D D–8 Dimensions are shown: mm Specifications and dimensions subject to change www.ck-components.com K12S High Performance SMT Key Switches 1.5 1.5 mm LED COLOR TRAVEL OPERATING FORCE L LED version D DPST version CONTACT ARRANGEMENT O Normally open (SPST and LED versions) C Normally closed (SPST and LED versions) OO 2 Normally open (DPST version) OPTION S SPST version TAPE AND REEL CC 2 Normally closed (DPST version) OC(1) 1 Normally open/ 1 Normally closed (DPST) (1) Please contact Technical support for this configuration using the “Ask a Specialist”option on the K12S product web page.