Pushbutton GP Series Sealed Ultraminiature Pushbutton Switches Features/Benefits Typical Applications A Ultraminiature design saves space Telecommunications and network equipment Process compatible, withstands most soldering and washing processes Computers and peripheral products Thru-hole and surface mount models Instrumentation available Medical Applications Sealed constructioninternal o-ring and epoxy base RoHS compliant Specifications Materials CONTACT RATING: 0.4 VA max. 20 V AC or DC max. HOUSING & BASE: Glass filled nylon 4/6, flame retardant, heat stabilized (UL 94V-0). MECHANICAL & ELECTRICAL LIFE: 40,000 make-and-break cycles at full load. ACTUATOR: Glass filled nylon 4/6, flame retardant (UL 94V-0) with standard internal o-ring seal. CONTACT RESISTANCE: Below 50 m typ. initial 2-4 V DC, 100 mA. SWITCH SUPPORT: Brass, tin plated. 9 INSULATION RESISTANCE: 10 min. MOVABLE CONTACT: Copper alloy, with gold plate over nickel plate. DIELECTRIC STRENGTH: 500 Vrms min. sea level. STATIONARY CONTACTS Copper alloy, with gold plate over OPERATING TEMPERATURE: 40C to 85C. nickel plate. SOLDERABILITY: Per MIL-STD-202F method 208D, or TERMINALS: Copper alloy, with gold flash over nickel plate. EIA RS-186E method 9 (1 hour steam aging). TERMINAL SEAL: Epoxy/Urethane. All terminals insert molded. DEGREE OF PROTECTION: IP57 Protection against harmful dust NOTE: Any models supplied with B contact material are RoHS compliant and compatible. deposit, full-scale voltage protection, temporary immersion. NOTE: Materials listed above are general specifications. Specifications available for PACKAGING: Surface mount switches standard in anti-static tape specific and custom switches, consult Customer Service Center. and reel packaging per EIA 481-3, see page A-80 for drawings and reel information. Thru-Hole parts are shipped in trays. CAUTION: PC mounting layouts and pads as shown are designed to be compatible with the All models are RoHS compliant and compliant. latest equipment and reflow techniques. Care should be taken in the design and location of PC lands to suit individual needs. Orientation relative to reflow direction may significantly impact solder joint integrity. How To Order Complete part numbers for GP Series Sealed Ultraminiature Pushbutton Switches are shown on pages A-78 thru A-80. SWITCH FUNCTION POS.1 POS. 2 PART NUMBER SCHEMATIC GP11MCBE OFF MOM. GP11MCBE Conn. Terms. OPEN 1-3 Terminal nos. SPST SPST for reference only. GP12MCBE ON MOM. Conn. Terms 2-1 2-3 SPDT MOM. = Momentary GP12 Model Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-77GP Series Sealed Ultraminiature Pushbutton Switches A SWITCH FUNCTION POS.1 POS. 2 PART NUMBER SCHEMATIC GP11MABE OFFMOM. GP11MABE Conn. Terms. OPEN 1-3 SPST SPST Terminal nos. for reference only. GP12MABE ON MOM. Conn. Terms. 2-1 2-3 SPDT MOM. = Momentary GP12 Model SWITCH FUNCTION POS.1 POS. 2 PART NUMBER SCHEMATIC GP11MSABE SPST GP11MSABE OFFMOM. Conn. Terms OPEN 1-3 SPST GP12MSABE ON MOM. Conn. Terms 2-1 2-3 SPDT MOM. = Momentary SWITCH FUNCTION POS.1 POS. 2 GP11MSA1BE PART NUMBER SCHEMATIC SPST GP11MSA1BE OFFMOM. Conn. Terms. OPEN 1-3 SPST GP12MSA1BE ON MOM. Conn. Terms 2-1 2-3 SPDT MOM. = Momentary Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-78 Pushbutton