78C08SRAT GRAYHILL | Alldatasheet
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Technical content
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.gra yhill.com DIP Switches SERIES 78C Right Angle Option Thru-Hole DIP Switches Right Angle
FEATURES
Easy Access SPST Circuitry 2-10 and 12 positions available Sealed versions available
APPLICATIONS
Telecommunications, computers and peripherals, instruments and controls. SPECIFICATIONS Mechanical Mechanical Life: 2000 operations per switch. Operation Force: 1000gf max. Stroke: 2.0mm Operation Temp: -20°C to 70°C Storage Temp: -40°C to 85°C Vibration Test: MIL-STD-202F METHOD 201A. Frequency: 10-55-10Hz/1 min. Directions: X,Y,Z, three mutually perpendicular directions. Time: 2 hours each direction. High reliability. Shock Test: MIL-STD-202F METHOD 213 B. CONDITION A. Gravity: 50G (peak value), 11 msec. Direction and times: 6 sides and 3 Times in each direction. High reliability. Electrical Electrical Life: 2000 operations per switch 24VDC, 25mA. Non-Switching Rating: 100mA, 50VDC. Switching rating: 25mA, 24VDC. Contact Resistance: 50m Ω max. at initial. Insulation Resistance: (at 500VDC) 100m Ω min. Dielectric Strength: 500VAC/1 minute. Capacitance: 5pF max. Circuit: Single pole single throw. Soldering and Cleaning Process For best results follow these recommendations: Keep switch contacts in “OFF” position for all operations. Wave Sodering: Recommended solder temperature: 500°F (260°C) max 5 seconds. Hand Soldering: Use a soldering iron of 30 Watts or less, controlled at 608°F (320°C) approximately 2 seconds while applying solder. Cleaning: Tape sealed versions withstand cleaning processes. Materials Base Contact: Phospher bronze with gold plating over nickel Terminals: Brass with gold plating over nickel Nonconductive Parts: Plastic UL94V-0 Potting Material: Epoxy Tape Seal: Polyester film. CIRCUITRY Unless otherwise specified, tolerances are ±0.008 (0,20) Series 78C DIMENSIONS In inches (and millimeters) Series Number of Positions RoHS compliant 78C08SRAT Right Angle S= Top Tape Sealed, Blank=Unsealed
ORDERING INFORMATION
Ø.038±.002 (Ø0,97±0,05) .100±.004 (2,54±0,10) .100±.004 (2,54±0,10) .059 (1,50) .055 (1,40) .039 (1,0) .272 MAX (6,90) .063 (1,60) .006±.002 (0,15±0,05) .100±.024 (6,20±0,60) ON GH 12345678 .137 (3,50) .389 (9,90) .023 (0,60) .114 MIN (2,90).100 (2,54)TYP . LENGTH SEE TABLE DIP