KMX Series Microminiature Tact Switch for SMT Features • • • • • • Typical Applications • Allows higher board density with Ultra low profile 0.58mm Compact switch body; 4.5x4.5mm 1.6 and 2.2N sharp tactile feel 250k cycles ø 1.4mm actuator grounded RoHS compliant and compatible compact SMT switch for ultra low profile environment: cell phones keypads, key fob, white goods, medical and military B Electrical FUNCTION: Snap action push-on type SPST/shielded CONTACT TYPE: Normally open TERMINALS: Gullwing type for SMT MAXIMUM POWER: 0.5 VA MAXIMUM VOLTAGE: 32 VDC MAXIMUM CURRENT DC: 50 mA MINIMUM CURRENT DC: 1 mA CONTACT RESISTANCE: ≤ 100 mΩ INSULATION RESISTANCE: ≥ 50 MΩ BOUNCE TIME: ≤ 6 ms Mechanical MAXIMUM ACTUATING FORCE/LIFE: 20 N for 1,000 cycles Operating force Type Newtons (grams) KMX211G/213G 1.6 (160) ± 30% KMX221G/223G 2.2 (220) ± 30% Operating life (operations) Travel 250,000 0,20 ± 0,10 250,000 0,20 ± 0,10 Silver Gold 0.5 VA 32 VDC 20 mA 1 mA Environmental Silver Gold OPERATING TEMPERATURE: STORAGE TEMPERATURE: RELATIVE HUMIDITY -40˚C to 85˚C -55˚C to 85˚C 90 to 96% -40˚C to 125˚C -55˚C to 125˚C Packaging Switches are delivered in tape and reels of 10,000 pieces. The reel diameter is 380 (14.961). The tape dimensions conform to the EIA-RS-481 and EC-286-6 norms. Process Compatible with infrared reflow, lead free soldering and pick and place SMT machines. 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 X G Actuator 1 Without actuator 2 With actuator 1.4mm ø Termination G Gullwing Contact Material 1 Silver 3 Gold Actuation Force 1 1.6 N (160 grams) 2 2.2 N (220 grams) Dimensions shown in: mm (inch) Specifications and dimensions subject to change B–5 www.ittcannon.com Tactile Switches Specification KMX Series Microminiature Tact Switch for SMT ACTUATOR KMX 1 PAD LAYOUT 4,7 3,4 4,3 3,4 0,7 0,15 0,35 B KMX 2 ø1 0,1 recommended actuator tip diameter 4 0,1 4,1 2,3 4,7 (.185) 3,4 (.134) 0,7 (.026) 3,4 (.134) 4,1 0,5 4,3 (.169) 0,15 (.006) 0,35 0,15 (.006) 0,27±0,05 (.011±.010) 0 (.001-.001) 4,1 (.161) 2,1 (.083) 4,3 (.169) 4 (.157) 0,1 (.004) 2,3 (.091) 4,1 (.161) 0,5 (.007) ø 1,4 ( actuator ) 0 0,03 -0,03 actuator 0,58 ±0,05 (.023 ± .010) (.014) TAPE & REEL R 4 0, 6) 1 (.0 R A 0,4 ) 16 (.0 5±0,1 (.197±.004) 4±0,1 4,4±0,05 (.173±.002) (.157±.004) 0 ø1,5+0,1 0 (ø.059+.004) 1 (.039) 8±0,1 (.315±.004) 1,75 (.069) B 2±0,05 (.079±.004) 5,5±0,05 (.217±.002) 0,3 0,27±0,05 -0,03 0 -0,03 0,52±0,05 0,15 +0,3 12 -0,1 +.001 (.472 –.004) Tactile Switches 2,1 4,3 A 4,4±0,05 (.173±.002) B 2±0,1 5±0,1 (.079±.004) (.197±.004) DIRECTION OF FEED Dimensions shown in: mm (inch) Specifications and dimensions subject to change B–6 www.ittcannon.com