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Pushbuttons
Pushbuttons
The document specifies the use of glass fiber reinforced polyamide for the main structure, tin-plated phosphor bronze for support brackets, and gold-plated phosphor bronze and copper alloy for contacts and terminals.
Operating temperature ranges from -30°C to +85°C, with humidity tolerance of 90-95% for 96 hours at 40°C. Vibration resistance is tested at 10-55Hz with a 1.5mm amplitude, and shock resistance is 50G.
Cap installation force is a maximum of 49.03N. The actuator must be in the UP position to remove the cap from alternate action models. Wave soldering is recommended, with manual soldering as an alternative.
The pushbuttons meet UL94V-0 flammability standards but are not tested for UL recognition or CSA certification. They are designed for low-voltage, low-current, logic-level circuits.
Features include subminiature size for space-saving, antistatic superstructure, STC contact mechanism for smoother actuation, and sealed body construction to prevent contamination.
Electrical capacity is 0.4VA maximum at 28V AC/DC, with contact resistance of 50 milliohms maximum. Insulation resistance is 1,000 megohms minimum at 500V DC, and dielectric strength is 1,000V AC minimum between contacts. Mechanical life is 200,000 operations minimum, and electrical life is 100,000 operations minimum.
Plunger and bushing are brass with nickel plating, frame is stainless steel, and the case is glass fiber reinforced polyamide. Contacts and terminals are gold-plated copper and phosphor bronze.
Mounting torque specifications are provided for single and double nuts. Devices are not process sealed; hand cleaning is recommended.
The document provides detailed specifications and guidelines for the Series EB Light Touch Miniature Pushbuttons, including various models, hardware components, and installation instructions.
The pushbuttons are available in single and double pole configurations with options for vertical and right-angle PC mounting. They feature power and logic level capabilities, with silver contacts rated at 3A @ 125V AC and gold contacts at 0.4VA max @ 28V AC/DC.
The pushbuttons are constructed with brass plungers and bushings, stainless steel frames, and melamine phenolic resin cases. Contacts are made of copper with silver or gold plating.
The operating temperature range is from -10°C to +70°C, with humidity resistance of 90-95% at 40°C for 96 hours. The devices are tested for vibration and shock resistance.
The document outlines mounting torque specifications and cap installation force. It also provides guidelines for soldering and cleaning, noting that the devices are not process sealed.
The pushbuttons meet UL94V-0 flammability standards and are UL and CSA certified under specific conditions.
The pushbuttons offer light touch actuation, high torque bushing to prevent rotation, and epoxy-sealed terminals to prevent contamination. They are available in various colors and styles to enhance panel appearance.
The document includes examples of typical switch ordering, detailing the options for contacts, ratings, terminals, cap colors, and bezel types.
The G3B Series Ultra-Miniature Process Sealed SMT Pushbuttons are designed for low-voltage, low-current logic-level circuits. They have an electrical capacity of 0.4VA maximum at 28V AC/DC, with a contact resistance of 80 milliohms maximum and insulation resistance of 500 megohms minimum at 500V DC.
The actuator, case, and base are made of polyphenylene sulfide (UL94V-0), with sealing rings of nitrile butadiene rubber. Both movable and stationary contacts are phosphor bronze with gold plating.
The operating temperature range is from -30°C to +85°C, with humidity tolerance of 90-95% for 96 hours at 40°C. The switches can withstand vibrations from 10 to 500Hz and shocks of 50G.
The switches are recommended for reflow soldering, with manual soldering details available in the supplement section. Automated cleaning is supported.
The switches meet the UL94V-0 flammability standard but are not tested for UL recognition or CSA certification.
The ultra-miniature size allows for high-density mounting, and the switches are lightweight at 0.6 grams. They are packaged for automated placement and are heat resistant, allowing for vapor phase and infrared convection reflow soldering.
The switches are available in various configurations, including SPDT and DPDT circuits, with different plunger lengths and terminal types. Packaging options include partitioned trays, tape-reel, and stick-tube.
These pushbuttons are designed to handle large inrush currents, with JPM models certified for TV-5 rating and JPL models for TV-8 rating. They feature high insulation resistance and dielectric strength, with a snap-action contact mechanism and dust-resistant construction.
The document details the specifications of various pushbutton switches, including housing materials, cap colors, and plunger types. The housing is made of black, molded polyamide with a matte finish. Caps are made of polyphenylene oxide and are available in colors such as black, ivory, red, and gray.
Switches have different electrical capacities based on contact materials: silver contacts are rated at 1A @ 125V AC or 1A @ 30V DC, while gold contacts are rated at 0.4VA maximum @ 28V AC/DC.
Plungers are made of brass with nickel plating, and the housing is reinforced with glass fiber polyamide. The switches are designed to be resistant to environmental factors such as humidity and vibration, with operating temperatures ranging from -30°C to +85°C.
The switches are designed for easy installation with specific force requirements for cap installation. They meet flammability standards (UL94V-0) and can be ordered with UL and CSA certifications.
The switches feature a snap-acting contact mechanism for sensitive actuation and a smooth feel. They are constructed to prevent contamination from cleaning fluids and other liquids, with ultrasonic welding and epoxy-sealed terminals ensuring durability.
Phthalate resin with UL94V-0 flammability rating. Movable contactor made of phosphor bronze with silver or gold plating. Movable contacts available in silver alloy, copper with gold plating, or silver alloy with gold plating.
Operating temperature range: –30°C to +85°C. Humidity: 90-95% for 96 hours at 40°C. Vibration: 10-55Hz with 1.5mm amplitude, tested in three directions for 2 hours. Shock: 50G acceleration, tested in six directions with five shocks each.
Mounting torque: 1.5Nm for double nut, 0.7Nm for single nut. Cap installation force: Maximum 80.0N. Soldering: Wave and manual soldering profiles available in the supplement section.
Flammability: UL94V-0. UL and CSA certifications available with specific markings. Recognized ratings: 6A @ 125V AC, 3A @ 250V AC, or 0.4VA max @ 28V DC.
Interlocked guide and actuator block for stability. Over-center actuator mechanism reduces sparking. High torque bushing construction prevents rotation. Splashproof options with o-rings for liquid protection.
Various models and configurations available, including SPDT, DPDT, and 4PDT. Contact materials and ratings include silver, gold, and gold over silver. Plunger types and bushing options detailed for customization.
The document provides detailed specifications and configurations for the Series MB2000 Bracket PC Mount Miniature Pushbuttons. It includes information on dimensions, materials, ratings, and ordering examples.
Plunger Lengths: Various lengths are available, including .335” (8.5mm) and .200” (5.08mm). Bushings: Options include threaded with keyway and smooth with keyway, with a maximum panel thickness of .154” (3.9mm) for standard hardware.
Options include gold over brass or copper for logic level (0.4VA max @ 28V AC/DC) and silver over silver for power level (6A @ 125V AC & 3A @ 250V AC).
Available in various configurations such as .250” (6.35mm) straight PC, right angle PC, and vertical PC.
Caps are available in multiple diameters and colors, including black, white, red, yellow, green, blue, and gray.
Panel Cutouts: Detailed dimensions for panel cutouts are provided, including optional locking ring configurations.
Typical dimensions for single, double, and four-pole configurations are outlined.
Example: MB2011SB1W01-DA, which includes specifications for caps, contact materials, plunger type, and bushings.
Switches are supplied without UL, cULus & CSA marking unless specified.
Standard Hardware: Includes hex nuts and lockwashers, with optional splashproof boots available.
Hardware materials include nitrile butadiene rubber and brass with chrome plating.
The document provides detailed specifications and ordering information for the MB2000 and MB2400 series of pushbuttons from NKK Switches. These series offer various configurations and materials to suit different applications, with a focus on durability and flexibility.
Materials: Components are made from materials such as steel with nickel or zinc/chromate plating, brass with chrome plating, and polycarbonate for caps.
The MB2400 series has a power level of 3A @ 125V AC and a logic level of 0.4VA max @ 28V AC/DC. Contact resistance is 20 milliohms max for silver and 30 milliohms max for gold.
The switches have a mechanical life of 200,000 operations minimum and an electrical life of 25,000 operations for silver contacts and 100,000 for gold contacts.
Operating temperature ranges from -30°C to +85°C, with humidity resistance of 90-95% for 96 hours at 40°C.
Customization: The MB2000 series allows for custom assembly with different cap colors and shroud shapes, including round and rectangular options.
The switches feature a high torque bushing construction to prevent rotation during installation, and epoxy-sealed terminals to prevent contamination.
The switches meet UL and CSA standards, with specific models recognized for certain ratings.
The document provides detailed ordering codes for different configurations, including pole and circuit options, bushing types, terminal types, and contact materials. Examples of custom assembly codes are provided for clarity.
These pushbuttons are suitable for a variety of applications due to their robust construction and flexible configuration options, making them ideal for both logic and power circuits.
The document provides detailed specifications and configurations for the Series MB2400 Snap-Action Bracket PC Mount Pushbuttons. It includes information on dimensions, materials, ratings, and ordering instructions.
The pushbuttons are available in various configurations, including straight and right-angle PC mounts, with different terminal lengths and bracket sizes. The document specifies dimensions for each configuration, such as terminal and bracket lengths, and provides details on panel cutouts and maximum panel thickness.
The pushbuttons use different contact materials, including gold over brass or copper for logic level applications and silver for power level applications. The ratings are specified as 0.4VA maximum at 28V AC/DC for logic level and 3A at 125V AC for power level.
The pushbuttons come with caps in various colors, including black, white, red, yellow, green, blue, and gray. The caps are made of polyamide with a glossy finish.
Standard hardware includes hex nuts and lockwashers, with optional locking rings available for specific bushing types. The document provides dimensions and materials for these components.
The document outlines the ordering process, specifying that switches are supplied without UL, cULus, and CSA markings unless specified. It provides examples of typical ordering codes and configurations.
The document includes specifications for optional LEDs, detailing colors, forward peak current, typical forward current, forward voltage, and reverse peak voltage for each LED type.
The document emphasizes that specific models and ratings must be ordered with the appropriate markings to be recognized by UL, cULus, and CSA. It also notes that dual-rated options are available for applications using identical switches in both logic and power circuits.
Operating Temperature Range: -40°C to +85°C. Materials & Finishes: Caps & Shrouds are made of polycarbonate with a glossy finish or PBT. Plunger options include polyacetal or brass with nickel plating. The bushing is made of steel with zinc plating or glass fiber reinforced polyamide. The case is polyester, and contacts are made of silver alloy. Terminals are brass with silver plating.
UL: The internal snap switch is UL recognized. CSA: The internal snap switch is CSA certified.
15A rating with plastic bushing and quick connect terminals.
Includes various configurations for bushings and terminals, with specific dimensions and mounting options.
Electrical Capacity: 6A @ 125V AC & 3A @ 250V AC or 6A @ 30V DC. Contact Resistance: 10 milliohms max for solder lug & screw terminal models; 30 milliohms max for wire lead terminal models. Insulation Resistance: 200 megohms minimum @ 500V DC. Dielectric Strength: 1,500V AC minimum for 1 minute. Mechanical Life: 30,000 operations minimum. Electrical Life: 15,000 operations minimum. Contact Timing: Break before make. Total Travel: Alternate Action .177” (4.5mm); Momentary Action .110” (2.8mm).
Plunger: Brass with nickel plating. Bushing & Outer Case: Fiberglass reinforced polyamide (UL94V-0 outer case). Inner Case: Melamine. Inner Sealing Ring: Silicone rubber. Outer Sealing Ring: Natural rubber. Movable Contactor: Copper with silver plating. Movable Contacts: Silver alloy with silver plating. Stationary Contacts: Silver alloy with silver plating. Terminals: Brass with silver plating for screw lug models; brass with tin plating for solder lug & wire lead models. Wire Lead Covers: Heat resistant polyvinyl chloride (Leads are AWG 16).
Operating Temp Range: -30°C to +70°C. Humidity: 90 ~ 95% humidity for 96 hours @ 40°C. Vibration: 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm. Shock: 50G (490m/s²) acceleration.
Mounting Torque: 1.5Nm (13 lb•in). Soldering Time & Temp: Manual Soldering: See Profile A in Supplement section.
Flammability Standards: UL94V-0 outer case. Wiring Material Standards: UL AWM 1015 Recognized at Flammability VW-1; Temperature Range -20°C ~ +105°C; Maximum Load 600V; AWG 16. CSA TEW 105 Certified at Temperature Range -20°C ~ +105°C; Maximum Load 600V.
Single unit construction of the bushing and case provides added protection from environmental elements. Specially designed contact mechanism for breaking light welds. Minimal contact bounce is achieved with a specially designed interlocked switching mechanism. Outer housing of heat-resistant resin meets UL 94V-0 flammability standard and provides high arc and tracking resistance. Solder lug and screw terminal models meet IP67 of IEC60529 Standards at the front panel (dust tight and water protected for temporary immersion). Wire lead models conform fully to IP67 of IEC60529 Standards at the front and behind the panel (dust tight and water protected for temporary immersion).
Catalog excerpts
Antistatic; 0.4VA Logic Level; Process Sealed Straight, Right Angle, & Vertical PC 0.4VA Logic Level Threaded Bushing with Straight PC Smooth Bushing with Straight, Right Angle, & Vertical PC 3A Power Level & 0.4VA Logic Level Solder Lug & Straight PC Bushing Mount 3A Power Level Solder Lug & Straight PC Snap-in Mount 500mA Power Level & 0.4VA Logic Level PC Turret Bushing Mount
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6A Power Level & 0.4VA Logic Level Solder Lug, Quick Connect, Straight PC, & Wirewrap Bushing Mount 1A Power Level & 0.4VA Logic Level Process Sealed Straight, Right Angle, & Vertical PC 10A or 16A Power Level Solder Lug Snap-in Mount 0.4VA Logic Level; Process Sealed Gull Wing Terminals Upright & Right Angle Mount 0.4VA Logic Level; Process Sealed Straight, Right Angle, & Vertical PC
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6A Power Level & 0.4VA Logic Level Solder Lug, Quick Connect, Straight PC, & Wirewrap Large Bushing (12mm) 3A Power Level & 0.4VA Logic Level Solder Lug, Straight PC, & Wirewrap Bushing Mount 3A Power Level & 0.4VA Logic Level Straight, Right Angle, & Vertical PC PCB Mount 3A Power Level & 0.4VA Logic Level Solder Lug, Straight PC, & Wirewrap Snap-in Mount 3A Power Level & 0.4VA Logic Level Solder Lug & Straight PC Bushing Mount
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3A to 15A Power Level Solder Lug & Screw Lug Bushing Mount 3A Power Level & 0.4VA Logic Level Solder Lug & Straight PC PCB Mount Environmentally Sealed 6A Power Level Solder Lug, Screw Lug, & Wire Lead Bushing Mount 15A & 1/2 HP Power Level Quick Connect Bushing Mount 3A Power Level Solder Lug Bushing Mount
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Electrical Capacity (Resistive Load) Logic Level: Contact Resistance: Insulation Resistance: Dielectric Strength: Mechanical Life: Electrical Life: Nominal Operating Force: Contact Timing: Travel: Materials & Finishes Plunger: Case Housing: Support Bracket: Movable Contact: Stationary Contacts: Terminals: Environmental Data Operating Temp Range: Humidity: Vibration: General Specifications Soldering: Cleaning: Standards & Certifications 0.4VA maximum @ 28V AC/DC maximum (Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V) Note: Find additional explanation of operating range in Supplement section. 50 milliohms...
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Distinctive Characteristics Subminiature size (1/3 size of Series M switches) saves space on PC boards. Specifically developed for logic-level applications. Process Sealed Subminiature Pushbuttons Totally sealed body construction prevents contact contamination and allows time- and money-saving automated soldering and cleaning. Award-winning STC contact mechanism with benefits unavailable in conventional mechanisms: smoother, positive detent actuation, increased contact stability and unparalleled logic-level reliability. (Additional STC details in Terms & Acronyms; see Supplement section.) Molded-in,...
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Process Sealed Subminiature Pushbuttons TYPICAL SWITCH ORDERING EXAMPLE Vertical with Inline Bracket (SP only) Vertical with Bracket Right Angle with Bracket Straight with Inline Bracket (SP only) Straight with Bracket .080” (2.03mm) Long (cannot be used with cap) * Available in single pole only DESCRIPTION FOR TYPICAL ORDERING EXAMPLE Touch .213” (5.4mm) Long White Plunger Black .295” (7.5mm) Diameter Cap DPDT ON-(ON) Circuit
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Process Sealed Subminiature Pushbuttons POLES & CIRCUITS Terminal numbers are not actually on the switch. INTERNAL CONNECTION Standard Plunger Color: White Throw & Schematics Connected Terminals Plunger Position ( ) = Momentary Contact factory for red or black options. Straight with Bracket Right Angle with Bracket Vertical with Bracket Use of a support bracket is recommended to increase PCB mounting strength and stability. B1 & V1 terminal dimensions appear on the pushbutton drawings which follow. Material: Polyamide For use with plungers A & B only. Colors Available: Material: Polyamide For...
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Process Sealed Subminiature Pushbuttons TYPICAL SWITCH DIMENSIONS Single Pole (5.0) .197 AB11 model does not have terminal 2. Single Pole (Single Throw) (6.0) .236
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Process Sealed Subminiature Pushbuttons TYPICAL SWITCH DIMENSIONS Single Pole (Double Throw) AB11 model does not have terminal 2. AB11 model does not have terminal 2. Vertical PC • Inline Bracket
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Electrical Capacity (Resistive Load) Logic Level: Contact Resistance: Insulation Resistance: Dielectric Strength: Mechanical Life: General Specifications Electrical Life: Nominal Operating Force: Contact Timing: Travel: Materials & Finishes Environmental Data Operating Temp Range: Humidity: Vibration: Shock: Plunger: Bushing: Case Housing: Support Bracket: Movable Contact: Stationary Contacts: Terminals: Soldering: Cleaning: Standards & Certifications Flammability Standards: Process Sealed Subminiature Antistatic Pushbuttons 0.4VA maximum @ 28V AC/DC maximum (Applicable Range 0.1mA ~ 0.1A @ 20mV...
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Distinctive Characteristics Subminiature size (1/3 size of Series M switches) saves space on PC boards. Specifically developed for logic-level applications. Available in momentary and maintained circuits. Process Sealed Subminiature Antistatic Pushbuttons Industry’s smallest alternate action (maintained) pushbutton with latchdown feature providing visible, audible, and tactile feedback. Antistatic superstructure, consisting of the carbon impregnated bushing and the support bracket, prevents static discharge to the contacts. Static electricity from an operator’s touch travels from the actuator...
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Process Sealed Subminiature Antistatic Pushbuttons TYPICAL SWITCH ORDERING EXAMPLE Straight with Bracket Right Angle with Bracket Vertical with Bracket Straight Long * Bracketed models are ESD protected Alternate Action has Latchdown. BB16 has a Double Pole case. Tactiles Tilt DESCRIPTION FOR TYPICAL ORDERING EXAMPLE SPDT ON-(ON) Circuit Right Angle PC Terminals .213” (5.4mm) Long White Plunger
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Process Sealed Subminiature Antistatic Pushbuttons POLES & CIRCUITS Terminal numbers are not actually on the switch. 2 (COM) Standard Plunger Color: White Normal Position Contact factory for other colors and lengths. Latchdown Position PC TERMINALS Use of a support bracket is recommended to increase PCB mounting strength and stability. Both single pole and double pole alternate action models have double pole bases. Right Angle with Bracket Vertical with Bracket Straight Long SLIP-ON CAPS AT475 .201” (5.1mm) Diameter Cap Material: Polyamide Colors Available: Material: Polyamide See Typical Switch...
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