KMR741NGULCLFS

KMR 7 Series Microminiature SMT Top Actuated IP67 Features/Benefits • Watertight IP67 • Standard and long life versions • No ground pin • Ultra low current capabilities • Excellent tactile feel Typical Applications • Automotive • Medical • Consumer • Industrial B Electrical FUNCTION: momentary action CONTACT ARRANGEMENT: 1 make contact = SPST, N.O. TERMINALS: Gullwing type for SMT MAXIMUM POWER: MAXIMUM VOLTAGE: MINIMUM VOLTAGE: MAXIMUM CURRENT: MINIMUM CURRENT: DIELECTRIC STRENGTH: CONTACT RESISTANCE: INSULATION RESISTANCE: BOUNCE TIME: Mechanical Operating force N (grs) Type NG See description below KMR711NG KMR711NG KMR713NG KMR713NG KMR721NG KMR721NG KMR723NG KMR723NG KMR731NG KMR731NG KMR732NG KMR732NG KMR733NG KMR733NG KMR741NG KMR741NG KMR742NG KMR742NG KMR743NG KMR743NG LFS ULC LFS LFG ULC LFG LFS ULC LFS LFG ULC LFG LFS ULC LFS LFS ULC LFS LFG ULC LFG LFS ULC LFS LFS ULC LFS LFG ULC LFG 1.2 1.2 1.2 1.2 2.0 2.0 2.0 2.0 3.0 3.0 3.0 3.0 3.0 3.0 4.0 4.0 4.0 4.0 4.0 4.0 (120) (120) (120) (120) (200) (200) (200) (200) (300) (300) (300) (300) (300) (300) (400) (400) (400) (400) (400) (400) ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± 0.30 0.30 0.30 0.30 0.50 0.50 0.50 0.50 0.75 0.75 0.75 0.75 0.75 0.75 1.00 1.00 1.00 1.00 1.00 1.00 Operating life (cycles) 100,000 100,000 100,000 100,000 100,000 100,000 100,000 100,000 100,000 100,000 300,000 300,000 100,000 100,000 100,000 100,000 200,000 200,000 100,000 100,000 Travel (mm) 0.20 0.20 0.20 0.20 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.30 0.30 0.30 0.30 0.30 0.30 mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 Silver 1 VA 32 VDC 20 mVDC 50 mA 1 mA* ≥ 250 Vrms ≤ 100 mΩ ≥ 1GΩ ≤ 3 ms Gold 0.2 VA 32 VDC 20 mVDC 10 mA 1 mA* *For ULC version minimum current is 1µA at 1.8 VDC Environmental Silver Gold OPERATING TEMPERATURE: -40˚C to 85˚C STORAGE TEMPERATURE: -55˚C to 85˚C -40˚C to 125˚C -55˚C to 125˚C Process Soldering: Lead free reflow soldering process in accordance with IEC 61760-1. Packaging In reels of 6,000 pieces External diameter 330 mm ± 2 mm NOTE: Specifications listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. TACTILE FEELING: KMR 7 series with actuation force in 2N - 3N - 4N: ≥ 25% KMR 7 series with actuation force in 1.2N: ≥ 20% Part Number Description For any part number different from those listed above, please consult your local representative. K M R 7 N G Total height 7 2,5 mm LFS Lead free compatible, silver plated LFG Lead free compatible, gold plated Actuation Force 1 1.2 N (120 grams) 2 2 N (200 grams) 3 3 N (300 grams) 4 4 N (400 grams) Contact Material 1 Silver 2 Silver long life 3 Gold Low Current capability Void Under standard specification ULC Low current Grounding option NG No Ground pin * Silver long life is available in 3N and 4N actuation force. For other versions, please contact Customer Service. Dimensions are shown: mm Specifications and dimensions subject to change 24 Aug 21 B–23 www.ckswitches.com Tactile Switches Specification KMR 7 Series Microminiature SMT Top Actuated IP67 NG - No Ground Pin B 2,5 0,2 1,4 0,15 ELECTRICAL DIAGRAM Tactile Switches 0,1 4,6 4 1 3 2 5 4,2 0,2 3,2 1 1,61 0,6 2 2,6 3 2,2 0,6 1 2,8 0,2 4 0,6 RECOMMENDED LAYOUT 2,11 TAPE & REEL DE-REELING DIRECTION SECTION A-A OUT OF THE TAPE 60 max 2,75 ± 0,1 4 ± 0,1 ø 1,5 ± 0,1 1,75 4,95 ± 0,1 5,5 ± 0,05 +0,3 12 -0,1 2 ± 0,05 B A A 60 max 0,292 ± 0,02 B GROUND TERMINAL 3,03 ± 0,1 Dimensions are shown: mm Specifications and dimensions subject to change 24 Aug 21 B–24 www.ckswitches.com