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) CiRCUiTR y 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) MAX165 .005 OPEN CLOSED LENGTH .010 (0,25) (4,19 0,13) C SEE CHART L CONTACT SySTEMSeries 90HBW .135 .010 .375 (3,43 0,25) .010 TYP012 .001 (9,53 .195 (0,30 0,03) 0,25) 90B (4,95) TYP. 90GB MAX020 .002 (0,51 0,05) TYP. DESIGNED FOR .100 .005 (2,54 0,13) TYP100 X .300 (2,54 X 7,62) ON CENTER HOLES .085 .005 (2,16 0,13) TYP. 76 OrderinG infOrMatiOn: t ube Packaging (each tube is 19.5 inches long) additiOnal infOrMatiOn No. of length length number Part number Please visit our website for accessor ies. Positions inches Metric Per t ube 78 2 .270 6,9 mm 60 90B02St 90GB02St Available from your local Grayhill Distr ibutor. 3 .370 9,4 mm 47 90B03ST 90GB03ST F o r p r i c e s a n d d i s c o u n t s , c o n t a c t a l o c a l 4 .470 11,9 mm 37 90B04St 90GB04St Sales Office, an author ized local Distr ibutor 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 in the par t number denotes top tape seal versions. To order without top tape seal, leave the off the part number when ordering. **StyleG contains 30 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.comDIP 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 m 30 m 20 m After life, at 10 mA, 50 mVdc, open circuit: 100 m 100 m 100 m 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 20C 5 A 4 A 3 A Switch Capacitance: At 1 megahertz 2 pF 2 pF 2 pF Operating Temperature Range: -40C to + 85C -40C to + 85C -40C to + 85C Storage Temperature Range: -55C to + 85C -55C to + 85C -55C to + 85C 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 85C 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 125C 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 (140F maximum). Terpene acceptable for Series 90 only. Solutions which are not recommended include acetone, methylene chloride, freon TMC. Recommended Soldering Conditions: Reflow Soldering profile: (260C peak Temperature) WAVe SOLDeRInG: 260C 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