DIP Switches Thru-Hole DIP Switches SERIES 78B Right Angle Option ApplIcAtIOnS FEAtuRES • Easy Access Telecommunications, computers • SPST Circuitry and peripherals, instruments and • 1-10 and 12 positions available controls. • Sealed versions available Series 78B DIMEnSIOnS in inches (and millimeters) Right Angle Assemblies As Shipped Right Angle Assemblies As Installed SpEcIFIcAtIOnS Mechanical Materials Soldering and cleaning process *For the most current soldering & cleaning processing contact Ball: Brass with gold plating over Mechanical life: 2,000 operations per guidelines, reference Grayhill Dip Switch Processing switch. nickel Information, Bulletin 1234 Operation temp: -40°C to + 85°C terminals: Brass with gold plating over cleaning tape sealed products: Storage temp: -55°C to + 85°C nickel Passes immersion test using water/ Vibration test: Per Method 204, Test Condition nonconductive parts: Plastic UL94V-0 detergent. Acceptable solutions include 1-1- potting Material: Epoxy B, 1 mS opening (10 mS allowed) 1 trichlorethane, freon, (TF, TE, or TMS), Shock test: MIL-STD-202F METHOD 213 Shorting Member (Ball): Brass, gold-plated isopropyl alcohol, detergent (140°F Test Condition A, 1ms (10 allowed) over nickel barrier. maximum). Terpene acceptable for Series 90 protective cover: Polycarbonate. only. Solutions which are not recommended Electrical tape Seal: Polyester film include acetone, methylene chloride, freon tape Seal Integrity: Passes gross leak test Electrical life: 10,000 operations per switch TMC . Pressure wash cleaning processes are 24VDC, 25mA. using 125°C flourinert for 20 seconds minimum. not recommended for tape seal switches. non-Switching Rating: 100mA, 50VDC. Reference MIL-STD-202, Method 112. Switching rating: 150mA, 30DVC; Wave Soldering: Recommended solder 10mA, 50mVDC temperature: 500°F (260C) max 5 seconds. contact Resistance: 30mΩ max. at initial. Hand Soldering: Use a soldering iron of Insulation Resistance: (at 100VDC) 5,000MΩ 30 Watts or less, controlled at 608°F (320° min. C) approximately 2 seconds while applying Dielectric Strength: 750VAC/1 minute. solder. capacitance: 2pF max. cleaning: Tape sealed versions withstand cleaning processes. ORDERInG InFORMAtIOn Series 78B, 78F, 78G, 78H, 78J, 78K, 78RB Styles available as right angle number of positions 1 through 12 (depending on Series) RoHS compliant 78B08SRAt Right Angle S= Top Tape Sealed, Blank=Unsealed 78R 78K 78H 78F 78J Tape Sealed Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com