C&K EP Series Sealed Tiny Pushbutton Switches Features/Benefits • Sealed against solder & • • A Pushbutton • • cleaning processes Thru-hole and surface mount models Snap-fitting actuator accepts standard caps Tape & reel packaging available RoHS compliant models available Typical Applications • Telecommunications and networking equipment • Computers and peripherals • Instrumentation and controls Models Available Specifications Materials CONTACT RATING: B contact material: 0.4 VA max. @ 20 V AC or DC max. See page A-11 for additional ratings. ELECTRICAL LIFE: EP11, EP21 models: 60,000 make-and-break cycles at full load. EP12 models: 30,000 cycles. CASE & BUSHING: Glass filled nylon 6/6, flame retardant, heat stabilized (UL 94V-0). SA surface mount: High temperature material, glass filled nylon 4/6, flame retardant, heat stabilized (UL 94V-0). CONTACT RESISTANCE: Below 20 mΩ typ. initial @ 2-4 V DC, 100 mA, for both silver and gold plated contacts. INSULATION RESISTANCE: 109 Ω min. PLUNGER: Thermoplastic polyester or glass filled nylon (UL 94V-0), with internal o-ring seal. SA surface mount: High temperature material, glass filled nylon 4/6, flame retardant, heat stabilized (UL 94V-0). DIELECTRIC STRENGTH: 1000 Vrms min. @ sea level. SWITCH SUPPORT: Brass, matte-tin plated. OPERATING TEMPERATURE: –30ºC to 85ºC. SOLDERABILITY: Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging). CONTACTS & TERMINALS: B contact material: Copper alloy, with gold plate over nickel plate. See page A-11 for additional contact materials. DEGREE OF PROTECTION: IP57; Protection against harmful dust deposit, full-scale voltage protection, temporary immersion. TERMINAL SEAL: Epoxy. NOTE: Any models supplied with Q, B, P, S, R or G contact material are RoHS compliant. For the latest information regarding RoHS compliance, please go to: www.ittcannon.com/rohs. PACKAGING: Surface mount switches standard in anti-static tape and reel packaging per EIA 481-3, see page A-12 for drawings and reel information. Tape and cover strip are conductive for use near statically sensitive components, consult Customer Service Center. NOTE: Specifications and materials listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. CAUTION: PC mounting layouts and pads as shown are designed to be compatible with the 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. Build-A-Switch To order, simply select desired option from each category and place in the appropriate box. Available options are shown and described on pages A-8 thru A-11. For additional options not shown in catalog, consult Customer Service Center. All models are process sealed to withstand machine soldering temperatures and pressure wash cleaning methods. Switch Function EP11 SPST Off-Mom. EP12 SPDT On-Mom. EP21 DPST Off-Mom. Plunger S .215" high S1 .110" high S2 .465" high FP Flush R Snap-fitting, .215 high Seal E Epoxy Bushing D1 Unthreaded Terminations A Right angle, PC thru-hole C PC Thru-hole AV Vertical right angle, PC thru-hole AV3 Vertical right angle, snap-in, PC thru-hole SA Right angle, surface mount SA1 Right angle, surface mount rear facing V3 Vertical mount, v-bracket V31 Vertical mount, v-bracket, snap-in (EP11 & EP12 only) W Wire wrap Contact Material B Gold K Gold, tin-lead P Gold, matte-tin Q Silver M Silver, tin-lead S Silver, matte-tin G Gold over silver L Gold over silver, tin-lead R Gold over silver, matte tin Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A–7 www.ittcannon.com C&K EP Series Sealed Tiny Pushbutton Switches SWITCH FUNCTION Pushbutton A NO. POLES MODEL NO. SWITCH FUNCTION POS. 1 POS. 2 CONNECTED TERMINALS POS. 1 POS. 2 C&K marking on opposite side C&K marking on opposite side EP11 OFF MOM. OPEN 1-3 EP12 ON MOM. 2-1 2-3 SCHEMATIC SPST SP SPDT SPDT Omit terminal 2 for EP11 models. Terminal Nos. For Reference Only Part number shown: EP12SD1CBE DP EP21 OFF MOM. OPEN 1-3,4-6 DPST DPST Terminal Nos. For Reference Only Part number shown: EP21SD1CBE MOM. = Momentary All models with all options when ordered with G, L, M or Q contact material. PLUNGER S .215" HIGH S1 .110" HIGH S2 FP FLUSH PLUNGER .465" HIGH S1& S2 actuators are not available with EP12 & EP21 models or SA1 termination style. R SNAP-FITTING FP & R actuators are not available with EP21 model or SA1 termination style. NOTE: Caps available for plunger options, see page A-12. BUSHING D1 UNTHREADED NOTE: Internal actuator o-ring standard. Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A–8 www.ittcannon.com C&K EP Series Sealed Tiny Pushbutton Switches TERMINATIONS A W PC THRU-HOLE SP WIRE WRAP Pushbutton C DP SP DP PC MOUNTING EP11 - Omit center hole. SP and DP A SP and DP RIGHT ANGLE, PC THRU-HOLE PC MOUNTING EP12SD1ABE SPDT EP11 Models: omit terminal 2. A EP11 Models: omit thru-hole 2. RIGHT ANGLE, PC THRU-HOLE PC MOUNTING EP21SD1ABE DPST AV VERTICAL RIGHT ANGLE, PC THRU-HOLE PC MOUNTING EP12SD1AVBE SPDT EP11 Models: omit terminal 2. EP11 Models: omit hole 2. NOTE: Terminal bend radii and lead-in manufacturing option. Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A–9 www.ittcannon.com C&K EP Series Sealed Tiny Pushbutton Switches TERMINATIONS Pushbutton A AV VERTICAL RIGHT ANGLE, THRU-HOLE PC MOUNTING EP21SD1AVBE DPST NOTE: Terminal bend radii and lead-in manufacturing option. AV3 VERTICAL RIGHT ANGLE, SNAP-IN, PC THRU-HOLE PC MOUNTING EP12SD1AV3BE SPST SA EP11 Models: omit hole 2. RIGHT ANGLE, SURFACE MOUNT SMT PC MOUNTING .320 (8,13) EP12SD1SAPE SPDT .410 MAX (10,41) EP11 Models: omit pad 2. Available with K and P contact materials only. Not Available on DPST models. SA1 EP11 Models: omit terminal 2. PC MOUNTING RIGHT ANGLE, SURFACE MOUNT EP12SD1SA1BE SPDT SA1 is only available with B contact materials option + S plunger. Not Available on DPST models. Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A–10 www.ittcannon.com C&K EP Series Sealed Tiny Pushbutton Switches TERMINATIONS A VERTICAL MOUNT, V-BRACKET Pushbutton V3 V31 VERTICAL MOUNT, V-BRACKET, SNAP-IN PC MOUNTING EP11 Models: omit centerhole. V31 SNAP-IN EP12SD1V3BE SPDT EP11 Models: omit terminal 2. V3 VERTICAL MOUNT, V-BRACKET PC MOUNTING EP21SD1V3BE DPST CONTACT MATERIAL OPTION CODE B K P Q M S G L R RoHS COMPLIANT * RoHS COMPATIBLE * YES YES NO YES YES YES YES YES NO YES YES YES YES YES NO YES YES CONTACT MATERIAL TERMINAL PLATING GOLD TIN-LEAD 6 GOLD 1 RATINGS 1 LOW LEVEL/DRY CIRCUIT 0.4 VA MAX. @ 20 V AC OR DC MAX. POWER 1 AMP @ 120 V AC OR 28 V DC. LOW LEVEL/DRY 0.4 VA MAX @ 20 V AC OR DC MAX. OR CIRCUIT OR POWER 1 AMP @ 120 V AC OR 28 V DC. MATTE-TIN 7 SILVER 5 SILVER 4,5 TIN-LEAD 6 MATTE-TIN 7 GOLD 3 GOLD OVER SILVER 2,3 YES TIN-LEAD 6 MATTE-TIN 7 * Note: See Technical Data section of this catalog for RoHS compliant and compatible definitions and specifications. 1 CONTACTS & TERMINALS: Copper alloy, with gold plate over nickel plate. 6 TERMINALS: Copper alloy, with tin-lead alloy over nickel plate. 2 END CONTACTS: Coin silver, with gold plate over nickel plate. 7 TERMINALS: Copper alloy, with matte tin over nickel plate. 3 CENTER CONTACTS & ALL TERMINALS: Copper alloy, with gold plate over nickel plate. 4 END CONTACTS: Coin silver, silver plated. 5 CENTER CONTACT & ALL TERMINALS: Copper alloy, silver plated. NOTE: Any models supplied with Q, B P, S ,R or G contact material are RoHS compliant. For the latest information regarding RoHS compliance, please go to: www.ittcannon.com/rohs. All models with all options when ordered with G, L, M, S, R or Q contact material. SEAL E EPOXY SEAL Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A–11 www.ittcannon.com C&K EP Series Sealed Tiny Pushbutton Switches AVAILABLE HARDWARE Pushbutton A Cap Cap .200 DIA. (5,08È) .155 (3,94) .310 DIA. (7,87È) Cap Compatible with snap-fitting plungers EP11 & EP12 Models. R option only. Cap Compatible with snap-fitting plungers EP11 & EP12 Models. R option only. .152 (3,86) .080 (2,03) .100 (2,54) PART NO. PART NO. PART NO. PART NO. 508101000 WHITE 508102000 BLACK 508103000 RED 465801000 WHITE 465802000 BLACK 465803000 RED 585A01000 WHITE 585A02000 BLACK 585A03000 RED 785A01000 WHITE 785A02000 BLACK 785A03000 RED Material: Nylon Finish: Gloss Material: Nylon Finish: Gloss Material: Nylon Finish: Gloss Material: Nylon Finish: Gloss Not for use on S1 plunger Not for use on S1 plunger NOTE: Other colors available, consult Customer Service Center. TAPE & REEL For part number EPXX-SA REEL INFORMATION OUTSIDE DIAMETER PILOT HOLE .512 (13,0) QUANTITY PER REEL EP11SDISAPE 13.00 (330,0) 600 EP11FPDISAPE For part number EPXX-SA1 REEL INFORMATION OUTSIDE DIAMETER 13.00 (330,0) PILOT HOLE .795 (20,20) QUANTITY PER REEL 500 Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A–12 www.ittcannon.com