t shee a t a ry d mina i l e r P Features/Benefits • Low profile • Cost efficient • J or G terminations • Tape and reel • IP 67 KSE Series Low Profile Tact Switch Typical Applications • Smart meters • Home appliances • Consumer electronics B Environmental FUNCTION: momentary action CONTACT ARRANGEMENT: 1 make contact = SPST, N.O. TERMINALS: J bend & Gullwing type for SMT OPERATING TEMPERATURE: -40˚C to 85˚C STORAGE TEMPERATURE: -50˚C to 85˚C Process Mechanical Type KSEM31JLFS KSEM31GLFS Operating Force FA (Newtons) Min. Max. 1.5 ± 0.5 1.5 ± 0.5 Operating Life Operations 300,000 300,000 Travel (mm) 0.3 + 0.1/-0.2 0.3 + 0.1/-0.2 NOTE: For cost effectiveness the tactile feeling is not specified and can change along production. If your application requires a defined tactile effect, please consider KSC series for your application. Electrical SOLDERING: Depending on the application, this component is suited to the following methods: – Cleaning according to typical washing processes. – Infrared Reflow Soldering in accordance with IEC 61760-1. Packaging In reels of 2,000 pieces Dimensions of reels according to EIA RS481 or IEC 2863. External diameter 330 mm ± 2 mm. NOTE: Specifications listed above are for switches with standard options. KSE series is not subject to adaptation and/or modification for specific use. If you require additional features, please refer to the KSC series. KSE is not recommended for applications requiring high level of performance such as aerospace, automotive and some industrial applications. MAXIMUM POWER: 1 VA MINIMUM/MAXIMUM VOLTAGE: 20 mV / 32 VDC MINIMUM/MAXIMUM CURRENT: 1 mA /50 mA DIELECTRIC STRENGTH (50 Hz, 1 min.): 250 V CONTACT RESISTANCE: < 100 mΩ INSULATION RESISTANCE (100 V): > 109 Ω BOUNCE TIME: < 1 ms 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 S E M 3 1 Operating Force M 1.5N LFS Lead free compatible, silver plated. Height 31 3.1mm Termination J J bend G Gull wing Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–39 www.ck-components.com Tactile Switches Specification KSE Series Low Profile Tact Switch Preliminary datasheet TERMINATION J J BEND G GULLWING Tactile Switches B 2˚0' max. 0,250,05 (.010.002) ø1,5+0,1/-0,0 (.059+.004/-.000) 3,95+0,2/-0,0 (.156+.008/-.000) 8,0 (.315) 20,05 (.079.002) 5,50,05 (.217.002) 20,05 (.079.002) 120,2 (.472.008) 7,2+0,2/-0,0 (.283+.008/-.000) ø1,5+0,2/-0,0 (.059+.008/-.000) 1,75 (.069) TAPE & REEL 6,6+0,2/-0,0 (.260+.008/-.000) Dimensions are shown: Inch (mm) Specifications and dimensions subject to change B–40 www.ck-components.com