C&K TDA Series Ultra-miniature Surface Mount Half-pitch DIP Switches Features/Benefits Typical Applications • Hand-held electronic devices • Portable computer and electronic devices • Instrumentation and controls H DIP • Bifurcated contact for increased electrical reliability • Tin-lead plated terminals for reliable solder coverage • Process sealed for surface mount soldering and washable processing How To Order Complete part numbers for TDA Series are shown below. All switches supplied in “OFF” position. Specifications PACKAGING: Switches supplied in rigid dispensing tubes in full tube quantities only, this may affect order quantity. Numbers of switches per tube varies with model. Tape and reel packaging also available. SWITCH FUNCTION: SPST – 2, 4, 6, 8 & 10 positions. CONTACT RATING: 24 V DC, 25 mA (switching). 50 V DC, 100 mA (steady state). MECHANICAL AND ELECTRICAL LIFE: 1,000 cycles. Materials CASE & COVER: glass filled PPA (UL94V-0). ACTUATOR: LCP (UL94V-0). CONTACTS: Copper alloy, with gold plate over nickel plate. TERMINALS: Copper alloy, with tin-lead alloy over nickel plate. All terminals are insert molded. TAPE SEAL: Polyamide. CONTACT RESISTANCE: 100 milliohms max. INSULATION RESISTANCE: 100 megohms @ 100 V DC min. DIELECTRIC STRENGTH: 300 V AC min. STORAGE TEMPERATURE: -40°C to 85°C. OPERATING TEMPERATURE: -20°C to 85°C. SOLDERABILITY: Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging). NOTE: Specifications and materials listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. Tube Package PART NUMBER DIM. ‘A’ NO. POS. QUANTITY PER TUBE DIM 'A' .050 (1,27) .047 (1,2) ON TDA02H0SK1 TDA04H0SK1 TDA06H0SK1 TDA08H0SK1 TDA10H0SK1 2 .144 (3,67) 125 4 .244 (6,21) 70 6 .344 (8,75) 50 8 .444 (11,29) 40 10 .544 (13,83) C&K TDA08 .032 (0,8) CHAMFER .050 (1,27) .030 (0,76) .250 .350 (6,35) (8,89) .300 (7,62) 1 2 3 4 5 6 7 8 TDA08H0SK1 .018 (0,45) 30 Schematic .016 (0,4) TAPE SEAL .244 (6,2) .086 (2,2) SPST .090 (2,3) Tape & Reel Package PART NUMBER TDA02H0SK1R TDA04H0SK1R TDA06H0SK1R TDA08H0SK1R TDA10H0SK1R .022 (0,57) .042 (1,06) NO. POS. DIM. ‘W’ QUANTITY PER REEL 2 .630 (16,0) 2000 4 .630 (16,0) 2000 6 .630 (16,0) 2000 8 .945 (24,0) 2000 10 .945 (24,0) 2000 MARKING LABEL .236 (6,0) .320 (8,12) .006 (0,15) .079 REF (2,0) EMBOSSED CARRIER DIM 'W' SEE CHART PIN#1 OFFSET FROM PILOT HOLE .472 (12,0) Third Angle Projection Dimensions are shown inch (mm) Dimensions subject to change H-3 www.ittcannon.com