DIP Switches OPEN CLOSED Series 90HBW     90B  Thru-Hole DIP Switches        FEATURES SERIES 78 76 • Raised and Recessed Slides SPST To 4PST Slide   • SPST, 2PST, 3PST, 4PST   • Sealed Base Standard  • Spring and Ball Contact   • Top Tape Seal Option  78 DIMENSIONS In inches (and millimeters) Double Pole/Single Throw and Typical Single Pole/Single Throw Switch in Raised and Recessed Slides Multiple Pole Switch with Raised Slides 13 2 45 67 89 10 Note: O .380 ± .010 Recessed slides have a dimple for N tool actuation. For recessed slides, (9,65 ± 0,25) 1 2 O the .295 dimension does not apply. .380 ± .010 N (9,65 ± 0,25) SEE ORDERING INFORMATION SEE ORDERING INFORMATION .070 (1,78) REF. .060 ± .002 (1,52 ± 0,05) = DIM. B 2PST = .100 (2,54 .295 + .000 –.020 ± .002 3PST = .200 (5,08) SEE ORDERING .020 A (7,49 –0,51) (± 0,05) 4PST = .300 (7,62) INFORMATION ± .002 .156 + .015 –.010  (0,51 (3,96 + 0,38 –0,25) TYP. ± 0,05) A = .245 + .000 –.020 .050 ± .005 .020 ± .002 (0,51 ± 0,05) (6,22 + 0,51) (1,27 ± 0,13) 12 34 5 .090 ± .005 (2,29 ± 0,13) TYP. .180 ± .010 (4,57 ± 0,25) .020 ± .002 (0,51 ± 0,05) .100 ± .005 (2,54± 0,13) .012 ± .001 (0,30 ± 0,03) .090 ± .005 (2,29 ± 0,13) C C .300 + .030 –.000 L L C C (7,62 + 0,76) L L .100 ± .005 (2,54 ± 0,13) C C L L CIRCUITRY ORDERING INFORMATION No. of Length Length No./ Raised Recessed Single Pole/Single Throw Switch Circuitry Positions Inches Metric Tube Slides* Slides* 13 2 4 13 2 4 2 0.280" 7,1mm 35 78B02T 78RB02T O O N N 3 0.380" 9,7mm 27 78B03T 78RB03T 4 0.480" 12,2mm 21 78B04T 78RB04T 5 0.580" 14,7mm 18 78B05T 78RB05T SPST 6 0.680" 17,3mm 15 78B06T 78RB06T 7 0.780" 19,8mm 13 78B07T 78RB07T 8 0.880" 22,4mm 12 78B08T 78RB08T 9 0.980" 24,9mm 10 78B09T 78RB09T 10 1.080" 27,4mm 9 78B10T 78RB10T 12 1.280" 32,5mm 8 78B12T 78RB12T T Typical Multiple Typical Circuit 1 0.280" 7,1mm 35 78F01T Pole Switch Diagram 2 0.480" 12,2mm 21 78F02T 1 1 2PST 3 0.680" 17,3mm 15 78F03T O O N N 4 0.880" 22,4mm 12 78F04T Recessed 5 1.080" 27,4mm 9 78F05T Slides 6 1.280" 32,5mm 8 78F06T Not Available 1 0.380" 9,7mm 27 78G01T 3PST 2 0.680" 17,3mm 15 78G02T 3 0.980" 24,9mm 10 78G03T 4PST 1 0.480" 12,2mm 21 78H01T 2 0.880" 22,4mm 12 78H02T For switches with 5, 6, 7, 8, or 10PST circuitry, contact Grayhill. *A top tape seal is required for switches that are machine soldered or heavily cleaned after hand Available from your local Grayhill Distributor. soldering. To order top seal versions, add "S" to For prices and discounts, contact a local Sales the Grayhill part number. Office, an authorized local Distributor or Grayhill. 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. Initially: 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 Soldering Information Materials and Finishes Mechanical Ratings ® Vibration Resistance: Per Method 204, Test Series 90 MIDIP and Series 76 recessed rocker Shorting Member (Ball): Brass, gold-plated 10 microinches minimum over nickel barrier. Condition B, 1 mS opening (10 mS allowed) (76RSB style) sealed switches have been tested to EIA Standard RS-448-2. Similar performance Base Contacts: Copper alloy, gold-plated over Mechanical Shock: Per Method 213, Test nickel barrier. Condition A. 1 mS opening (10 mS allowed) can be expected from other sealed Series 76 and 78 DIP switches. Terminals: Copper alloy, matte-tin plated over Thermal Shock Resistance: Per specification; no failures; passes contact resistance. Solderability: Per MIL-STD-202, Method 208 nickel barrier. Non-Conductive Parts: Thermoplastic Terminal Strength: Per specification Resistance to Soldering Heat: 76RSB: Passes EIA Standard using two, four, and six (UL94V-O) Thermal Aging: 1,000 hours at 85°C; no failures. Potting Material: Epoxy, 76,78 only. second soldering time. 90: Per MIL-S-83504, six second test. Protective Cover: 76,78, only-Polycarbonate. Environmental Ratings Fluxing: Per EIA RS-448-2 with flux touching Meets all requirements of MIL- S-83504. Where switch body. Tape and Reel Packaging Grayhill performance is superior, the MIL spec Cleaning: 76, 78 and 90 Series tape sealed Tape Seal: is listed in parentheses. products: Passes immersion test using water/ 76, 78: Polyester film Moisture Resistance: Per specification, detergent. Acceptable solutions 90: Polyimide film Method 106. include 1-1-1 trichlorethane, freon, (TF, TE, Tape Seal Integrity: Passes gross leak test or TMS), isopropyl alcohol, detergent (140°F using 125°C flourinert for 20 seconds minimum. maximum). Terpene acceptable for Series 90 Reference MIL-STD-202, Method 112. only. Solutions which are not recommended include acetone, methylene chloride, freon TMC. Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com