Spring push-button switch 8020 series

snap-actionmomentaryelectromechanical

The 8020 series of snap-acting momentary pushbutton switches from C&K are used in telecommunications equipment and computer peripherals because of their positive tactile feel and wide variety of termination options. C&K’s 8020 switches are also epoxy terminal seal-compatible with bottom wash cleaning. FEATURES AND BENEFITS • Epoxy terminal seal-compatible with bottom wash cleaning • Wide variety of termination options • Positive tactile feel TYPICAL APPLICATIONS • Telecommunications equipment • Computer peripherals • Instrumentation SPECIFICATIONS Contact Rating: Gold contact material (8X25 Models): 0.4 VA max. @ 20 V AC or DC max. Gold over silver contact material (8X21, U8X1 Models): 1 A @ 120 V AC or 28 V DC or 0.4 VA max. @ 20 V AC or DC max. See datasheet for additional ratings Contact Resistance: Below 50 milliohms typ. initial @ 2-4 V DC, 100 mA, for both silver and gold plaed contacts Solderability: Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging) Operating Temperature: 8X2X Models: –30ºC to 75ºC. U8X1 Models: –30ºC to 65ºC. Electrical Life: 60,000 make-and-break cycles at full load Dielectric Strength: 1,000 Vrms min. @ sea level Insulation Resistance: 10⁹ ohms min.