Tactile Switches KMS Series Microminiature SMT Side Actuated Features/Benefits Typical Applications 1.42mm thickness with excellent Mobile phones tactile feel Medical handheld monitors ESD protection by compact size Consumer electronics Positioning pegs for stability Telecommunication net- RoHS compliant and compatible works Packaging Specification Tape and reels in reels of 3,000 pieces. FUNCTION: Momentary External diameter 330mm 2mm. CONTACT ARRANGEMENT: SPST, N.O. TERMINALS: Gullwing type for SMT Electrical Silver Gold IP40 Sealed MAXIMUM POWER: 1 VA 0.2 VA Mechanical MAXIMUM VOLTAGE: 32 VDC 32 VDC MAXIMUM CURRENT DC: 50 mA 10 mA OVERLOAD: 20N MINIMUM CURRENT DC: 1 mA 1 mA TACTILE FEELING: 15% min. for the 2N version DIELECTRIC STRENGTH: 250 VDC 25% min for the 2.5N version CONTACT RESISTANCE: 100 m 9 INSULATION RESISTANCE: 10 Operating force Operating life BOUNCE TIME: 3 ms Type Newtons (grams) (operations) Travel KMS221G/GP 2N (200) 0.5 100 K cycles 0,25 0,15 Environmental Silver Gold KMS223G/GP 2N (200) 0.5 100 K cycles 0,25 0,15 KMS231G/GP 3N (300) 0.6 100 K cycles 0,3 0,15 OPERATING TEMPERATURE: -40C to 85C -40C to 125C KMS233G/GP 3N (300) 0.6 100 K cycles 0,3 0,15 STORAGE TEMPERATURE: -55C to 85C -55C to 125C Note: Specifications listed above are for switches with standard options. For information on Process specific and custom switches, consult Customer Service Center. Soldering: Lead free reflow soldering process in accordance with IEC 61760-1. 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. K M S 2 G Actuator 2 Standard RoHS compliant and compatible Termination G Gullwing LFS Lead free silver Actuation Force LFG Lead free gold 2 2 N (200 grams) Pegs 3 3 N (300 grams) NONE No pegs Contact Material P With pegs 1 Silver 3 Gold Dimensions are shown: mm Specifications and dimensions subject to change www.ckswitches.com B21KMS Series Microminiature SMT Side Actuated KMS WITH PEGS KMS B B B 0,75 B B 4,6 4,6 4,2 3,8 4,2 3,8 2,5 1,95 2,5 5 5 3,2 3,2 1,7 1,7 Electrical Diagram Electrical Diagram 3 3 2 4 2 4 1 5 1 5 0,9 mini 1,95 TAPE & REEL 1,67 0,1 8 0,1 2 0,05 1,5 0,1 4,65 0,1 B A A +0,25 B 1,5 0,229 0,02 0 0 7 max 4 0,1 3,15 0,1 WITH PEGS 1,67 0,1 8 0,1 2 0,05 1,5 0,1 4,65 0,13 B A A +0,25 4 0,1 0,229 0,02 0 B 1,5 0 7 max DIRECTION OF FEED Dimensions are shown: mm Specifications and dimensions subject to change www.ckswitches.com B22 R0,5 R 0,8 R0,8 Tactile Switches 0,55 2,45 3,55 2,15 0,6 1 2,8 1,1 1,42 2,6 0,85 +0,3 +0,3 12 -0,1 12 -0,1 5,5 0,05 1,75 5,5 0,05 1,75 2,2 0,6 0,6 2,45 0,55 0,55 3,55 45 1 0,6 2,8 0,2 1,1 2,6 1,42 0,85 0,5 1 2,2 0,6 0,6 3 0,1 4,95 0,1 3 (x2) 4,95 0,1 1,35 0,75