DIP Switches Thru-Hole DIP Switches SERIES 76 and 78 DPDT FEATURES • Raised and Recessed Rocker, and Toggle Actuated Styles • DPDT with Common Poles, or DPDT with 4 Isolated Circuits • Spring and Ball Contact • Top Tape Seal Option for Most Styles DIMENSIONS: Series 76 In inches (and millimeters) CIRCUITRY: Series 76 Series 76 Raised Rocker, Double-DIP DPDT with Commons Toggle-DIP .380 ± .010 True Form D Switching (9,65 ± 0,25) .447 ± .015 C1 (11,35 ± 0,38) C1 C1 .380 ± .010 A = .247 ± .010 TYP. 1 2 (9,65 ± 0,25) (6,27 ± 0,25) 1 2 1 2 C2 C2 C2 .295 + .000 –.020 .020 + .005 –.000 A (7,49 –0,51) (0,51 + 0,13) 1C1 2 1C1 2 Recessed Rocker .156 + .015 –.010 .050 ± .005 (3,96 + 0,38 –0,25) (1,27 ± 0,13) .247 ± .010 .090 ± .005 (6,27 ± 0,25) .020 C2 .180 ± .010 C2 (2,29 ± 0,13) ± .002 (4,57 ± 0,25) .012 ± .001 TYP. (0,51 (0,30 ± 0,03) ± 0,05) .100 ± .005 .300 + .030 –.000 TYP. (2,54 ± 0,13) C C (7,62 + 0,76) TYP. L L DIMENSIONS: Series 78 In inches (and millimeters) CIRCUITRY: Series 78 Series 78 Slide DPDT, 4 Circuits (No Commons) 1 2 .380 ± .005 Dot on cover indicates active terminal when (9,65 ± 0,25) slide is on that side of switch. Contact is .070 (1,78) REF. made with terminal on opposite side. DIM. A SEE CHART .295 + .000 –.020 .300 ± .002 A 1 1 .020 (7,49 –0,51) (7,62 ± 0,05) ± .002 .156 + .015 –.010 (0,51 (3,96 + 0,38 –0,25) TYP. ± 0,05) A = .245 + .000 –.020 .050 ± .005 (6,22 + 0,51) (1,27 ± 0,13) .020 ± .002 TYP. .180 ± .010 (4,57 ± 0,25) (0,51 ± 0,05) TYP. .012 ± .001 (0,30 ± 0,03) .090 ± .005 (2,29 ± 0,13) TYP. .300 + .030 –.000 .100 ± .005 (2,54 ± 0,13) TYP. C C (7,62 + 0,76) C C L L L L To create common poles, tie together 2 adjoining terminals on 1 (either) side of switch. ORDERING INFORMATION Circuitry No./ Length Length No./ Raised Recessed Toggle- Available from your local Grayhill Distributor. Positions Inches Metric Tube Type* Rockers* DIP* For prices and discounts, contact a local Sales Office, an authorized local Distributor or Grayhill. DPDT 1 0.380" 9,7mm 27 76SD01T 76RSD01T 76STD01T Form D 2 0.780" 19,8mm 13 76SD02T 76RSD02T 76STD02T DPDT 1 0.480" 12,2mm 21 78K01T —— 4 Circ. 2 0.880" 22,4mm 12 78K02T —— A top tape seal is required for switches that are machine soldered or heavily cleaned after hand soldering. To order top seal versions, add "S" before the "T" in the Grayhill part number. Not available on Toggle-DIP. DIP 13 Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com DIP Switches Thru-Hole DIP Switches SpeCIFICATIOnS: Standard Styles Ratings 76 78 90B Mechanical Life: Operations per switch position 2,000 2,000 2,000 Make-and-break Current Rating: Operations per switch position at these resistive loads 1 mA, 5 Vdc; 50 mA, 30 Vdc; or 150 mA, 30 Vdc: 2,000 2,000 — 10 mA, 30 Vdc; or 10 mA, 50 mVdc: — — 2,000 10 mA, 50 mVdc; or 25 mA, 24 Vdc; or 100 mA, 6 Vdc: — — 2,000 Contact Resistance: Initially: ≤ 30 mΩ ≤ 30 mΩ ≤ 20 mΩ After life, at 10 mA, 50 mVdc, open circuit: ≤ 100 mΩ ≤ 100 mΩ ≤ 100 mΩ Insulation Resistance: Minimum, at 100 Vdc between adjacent closed contacts and also across open switch contacts Initially (Mohms): 5,000 5,000 5,000 After life (Mohms): 1,000 1,000 1,000 Dielectric Strength: Minimum voltage (AC, RMS) measured between adjacent closed contacts and also across open switch contacts. lnitially: 750 V 750 V 500 V After life: 500 V 500 V 500 V Current Carry Rating: Maximum rise of 20°C 5 A 4 A 3 A Switch Capacitance: At 1 megahertz 2 pF 2 pF 2 pF Operating Temperature Range: -40°C to + 85°C -40°C to + 85°C -40°C to + 85°C Storage Temperature Range: -55°C to + 85°C -55°C to + 85°C -55°C to + 85°C Materials and Finishes Mechanical Ratings Soldering Information Series 90 MIDIp and Series 76 recessed rocker Shorting Member (Ball): Brass, gold-plated Vibration Resistance: per Method 204, Test Condition B, 1 mS opening (10 mS allowed) (76RSB style) sealed switches have been tested over nickel barrier. Base Contacts: Copper alloy, gold-plated Mechanical Shock: per Method 213, Test to eIA Standard RS-448-2. Similar performance can be expected from other sealed Series 76 over nickel barrier. Condition A. 1 mS opening (10 mS allowed) Terminals: Copper alloy, matte tin plated over Thermal Shock Resistance: per specification; and 78 DIp switches. Solderability: per MIL-STD-202, Method 208 nickel barrier. no failures; passes contact resistance. Terminal Strength: per specification Resistance to Soldering Heat: 76RSB: Non-Conductive Parts: Thermoplastic (UL94V-O) Thermal Aging: 1,000 hours at 85°C; no failures. passes eIA Standard using two, four, and six second soldering time. 90: per MIL-S-83504, Potting Material: epoxy, 76,78 only. Protective Cover: 76,78, only-polycarbonate. six second test. Environmental Ratings Fluxing: per eIA RS-448-2 with flux touching Tape Seal: Meets all requirements of MIL- S-83504.** switch body. 76, 78: polyester film Where Grayhill performance is superior, the MIL 90: polyimide film Cleaning: 76, 78 and 90 series tape sealed spec is listed in parentheses. products: passes immersion test using water/ Tape Seal Integrity: passes gross leak test Moisture Resistance: per MIL-STD-202, using 125°C flourinert for 20 seconds minimum. detergent. Acceptable solutions include 1-1-1 Method 106. trichlorethane, freon, (TF, Te, or TMS), isopropyl Reference MIL-STD-202, Method 112. alcohol, detergent (140°F maximum). Terpene acceptable for Series 90 only. Solutions which are not recommended include acetone, methylene chloride, freon TMC. Recommended Soldering Conditions: Reflow Soldering profile: (260°C peak Temperature) WAVe SOLDeRInG: 260°C maximum solder temperature for 5 seconds max. ** note: 100% matte tin terminal plating does not meet MIL-S-83504 for lead content. DIp Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com 14