DIP Switches Thru-Hole DIP Switches SerieS 90B and 90GB Machine insertable MidiP featureS • Tested for TO-116 Equipment • Up to 10 Positions • High Pressure, Reliable Contacts • Molded (Sealed) Base and Optional Top Seal • RoHS Compliant diMenSiOnS in inches (and millimeters) CiRCUiTRy As viewed from the top of the switch in the positions shown in the drawing. Switch is packaged as shown O N here with all positions on. 1 2 3 4 5 6 7 8 .290 (7,37) MAX. .165 ± .005 OPEN CLOSED LENGTH ± .010 (0,25) (4,19 ± 0,13) C SEE CHART L CONTACT SySTEM Series 90HBW .135 ± .010 .375 (3,43 ± 0,25) ± .010 TYP. .012 ± .001 (9,53 .195 (0,30 ± 0,03) ± 0,25) 90B (4,95) TYP. 90GB MAX. .020 ± .002 (0,51 ± 0,05) TYP. DESIGNED FOR .100 ± .005 (2,54 ± 0,13) TYP. .100 X .300 (2,54 X 7,62) ON CENTER HOLES .085 ± .005 (2,16 ± 0,13) TYP. 76 OrderinG infOrMatiOn: tube Packaging (each tube is 19.5 inches long) additiOnal infOrMatiOn No. of length length number Part number Please visit our website for accessories. Positions inches Metric Per tube 78 2 .270" 6,9 mm 60 90B02St 90GB02St Available from your local Grayhill Distributor. 3 .370" 9,4 mm 47 90B03ST 90GB03ST For prices and discounts, contact a local 4 .470" 11,9 mm 37 90B04St 90GB04St Sales Office, an authorized local Distributor or 5 .570" 14,5 mm 31 90B05St 90GB05St Grayhill. 6 .670" 17,0 mm 26 90B06ST 90GB06ST 7 .770" 19,6 mm 23 90B07St 90GB07St 8 .870" 22,1 mm 20 90B08St 90GB08St 9 .970" 24,6 mm 18 90B09St 90GB09St 10 1.070" 27,2 mm 16 90B10St 90GB10St *The "S"in the part number denotes top tape seal versions. To order without top tape seal, leave the "S" off the part number when ordering. **Style "GB" contains 30µ gold plated terminals. * To order, add L as a final suffix to the part number. For example, 76RSB08 becomes 76RSB08L; and 90B08S becomes 90B08SL. 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 *For the most current soldering & cleaning processing Shorting Member (Ball): Brass, gold-plated Vibration Resistance: per Method 204, Test guidelines, reference Grayhill Dip Switch Processing Condition B, 1 mS opening (10 mS allowed) over nickel barrier. Information, Bulletin 1234 Base Contacts: Copper alloy, gold-plated Mechanical Shock: per Method 213, Test Series 90 MIDIp and Series 76 recessed rocker over nickel barrier. Condition A. 1 mS opening (10 mS allowed) (76RSB style) sealed switches have been Terminals: Copper alloy, matte tin plated over Thermal Shock Resistance: per specification; tested to eIA Standard RS-448-2. Similar nickel barrier. no failures; passes contact resistance. performance can be expected from other Terminal Strength: per specification Non-Conductive Parts: Thermoplastic sealed Series 76 and 78 DIp switches. (UL94V-O) Thermal Aging: 1,000 hours at 85°C; no failures. Solderability: per MIL-STD-202, Method 208 Potting Material: epoxy, 76,78 only. Resistance to Soldering Heat: 76RSB: Protective Cover: 76,78, only-polycarbonate. Environmental Ratings passes eIA Standard using two, four, and six Tape Seal: Meets all requirements of MIL- S-83504.** second soldering time. 90: per MIL-S-83504, 76, 78: polyester film Where Grayhill performance is superior, the MIL six second test. 90: polyimide film spec is listed in parentheses. Fluxing: per eIA RS-448-2 with flux touching Tape Seal Integrity: passes gross leak test Moisture Resistance: per MIL-STD-202, switch body. using 125°C flourinert for 20 seconds minimum. Method 106. Cleaning: 76, 78 and 90 series tape sealed Reference MIL-STD-202, Method 112. products: passes immersion test using water/ detergent. Acceptable solutions include 1-1-1 trichlorethane, freon, (TF, Te, or TMS), isopropyl 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