KXT2 Series Double Action Ultra Low Profile Top Actuated Features Typical Applications Wearable electronics 3.9 x 3.0 mm footprint Mobile Phones 1.05 mm thickness Portable Electronics Dual action B Specification Electrical FUNCTION: momentary action MAXIMUM VOLTAGE: 12 VDC CONTACT ARRANGEMENT: Dual action = SPDT, N.O. MAXIMUM CURRENT DC: 50 mA TERMINALS: G type for SMT DIELECTRIC STRENGTH: 250 V (50 Hz, 1 min.) TRAVEL: 0.1 mm 0.05 mm CONTACT RESISTANCE: 500 m TRAVEL: 0.2 mm + 0.1 / - 0.05 mm INSULATION RESISTANCE: 100 M BOUNCE TIME: 10 ms Mechanical Environmental OPERATING TEMPERATURE: -40C to 85C STORAGE TEMPERATURE: -40C to 85C Operating force gf Operating Life Process SOLDERING: This component is suited to the following methods: KXT 211 LHS Push force 1 100 40 100,000 Infrared Reflow Soldering in accordance with IEC61760-1 Push force 2 200 50 Packaging In reels of 6,000 pieces Dimensions of reels according to EIA RS481 or IEC 2863 External diameter 178 mm 2mm NOTE: Specifications listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. Part Number Description For any part number different from those listed above, please consult your local representative. L H S K X T 2 1 1 LHS Lead free, RoHS, Halogen Free, Silver plated Contact Material 1 Silver Dimensions are shown: mm Specifications and dimensions subject to change www.ck-components.com B112 Tactile SwitchesTactile Switches KXT2 Series Double Action Ultra Low Profile Top Actuated SCHEMATIC 4 1 1 2 3 4 FREE 3 2 1st ACTION 1 2 3 4 (100gf) 1,2 B 1 2 3 4 2nd ACTION (200gf) 4,4 4 2,9 2,7 2 3 1 4 3,7 RECOMMENDED PCB LAYOUT 3,9 Cover tape (Polyester) Carrier tape (Polystyrene) Reel +0,1 (Polystyrene) 1,5 0 4 2 8 178 CARRIER TAPE 2 0,5 13 0,5 A A(1/1) +2 12,4 0 REEL 18,4 Max Dimensions are shown: mm Specifications and dimensions subject to change www.ck-components.com B113 1,05 2,7 1,7 (0,7) 0,8 0,05 3 9,3 Cover tape 2,85 1,3 3,1 (1,4) 5,5 1,75 12 0,3