KSR

KSR Series Subminiature Tact Switch for SMT Features/Benefits • Saves PCB space • Range of 4 actuation forces • G terminations • N.O. • Detect type available • Rubber actuator • IP 50 sealed • RoHS compliant and compatible Specification FUNCTION: momentary action CONTACT ARRANGEMENT: Normally Open TERMINALS: Gullwing type for SMT Typical Applications • Automotive • Cellular phones & accessories • Industrial electronics • Computers & network equipment B Tactile Switches Electrical MAXIMUM POWER: MAXIMUM VOLTAGE: MINIMUM VOLTAGE: MAXIMUM CURRENT DC: MINIMUM CURRENT DC: Travel 0,25 ± 0,15 0,3 ± 0,15 0,35 ± 0,15 0,5 ± 0,15 0,3 ± 0,15 Silver 1 VA 32 VDC 20 mV 50 mA 1 mA Gold 0.2 VA 32 VDC 20 mV 10 mA 1 mA Mechanical Type KSR211/213 KSR221/223 KSR231/233 KSR251/253 KSR223GNC Operating force Newtons (grams) 1.8 (180) ± 20% 2.3 (200) ± 25% 3.0 (300) ± 25% 4.5 (450) ± 25% 2 (200) ± 25% Operating life (operations) 100,000 200,000 200,000 100,000 100,000 CONTACT RESISTANCE: ≤ 100 mΩ INSULATION RESISTANCE: (100 V): 109 Ω BOUNCE TIME: 1 ms max. Environmental OPERATING TEMPERATURE: STORAGE TEMPERATURE: Silver -40˚C to 85˚C -55˚C to 85˚C Gold -40˚C to 125˚C -55˚C to 125˚C A detect switch version is available KSR2D3. Please see Detect chapter, page F–6. Process SOLDERING: Compatible with lead free reflow soldering process. NOTE: Specifications listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. Packaging Switches are delivered on continuous tape, in reels of 2,500 pieces. 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. However, please note that all the combinations of these options are not feasible. For any part number different from those listed above, please consult your local representative. K S R Actuator 2 Soft actuator Operating Force 1 1.8 N (180 grams) 2 2.0 N (200 grams) 3 3.0 N (300 grams) 5 4.5 N (450 grams) Contact Material 1 Silver 3 Gold LFS RoHS compliant and compatible. Silver plated. LFG RoHS compliant and compatible. Gold plated. Switch Function (NONE) Normally open NC Normally closed* Termination G Gull wing *Available on KSR223G only. Dimensions shown in: mm (inch) Specifications and dimensions subject to change B–17 www.ck-components.com KSR Series Subminiature Tact Switch for SMT KSR Ø1,9 (.075) 2,5±0,15 (.098±.006) 1±0,1 (.394±.004) 7,3±0,15 (.287±.006) 6 (.236) Tactile Switches 0,15 (.006) TERMINATION G GULLWING PAD LAYOUT NORMALLY OPEN 0,15 (.006) 1,4 (.055) 7,3±0,15 (.287±.006) PAD LAYOUT NORMALLY CLOSED 1,4 (.055) 1,0 (.039) 5 (.197) 8 (.315) 3,8 (.150) B 0,1 (.004) 1,75 ± 0,15 (.069 ± .006) 5 (.197) 8 (.315) TAPE & REEL 0,25±0,02 (.010±.001) +0,1 2±0,05 Ø1,50 +.004 (.079±.002) (Ø.060+0) 2±0,05 (.079±.002) 4 4 (.157) (.157) 8 (.315) 8 (.315) A 1,75 (.068) B (.217±002) 5,5 ±0,05 12±0,3 (.472±.012) 6,25 (.246) 7,65 (.301) B Ø1,5±0,25 (Ø.060±.010) 4º0'max A DIRECTION OF FEED Dimensions shown in: mm (inch) Specifications and dimensions subject to change B–18 www.ck-components.com