LW3125-L4BB-B Rocker Switches by NKK Switches

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.

Specifies the plating material on component terminals, affecting solderability, corrosion resistance, and long-term reliability. Compare finishes like tin, gold, or silver for your assembly process and environmental requirements. Verify against datasheet for compliance.

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Indicates the typical duration from order confirmation to shipment from the manufacturer's facility. This helps you plan production schedules and inventory. Verify current lead times with your distributor or supplier, as they may vary based on order quantity, product availability, and market conditions.

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Specifies the maximum voltage that the insulation between conductors can withstand without breakdown. Critical for safety and reliability in power supplies, transformers, and connectors. Engineers must verify this rating against the datasheet for their application's isolation requirements.

Published indicates the date when the product data was released or updated in the catalog. It helps buyers assess the freshness of the information and whether the component is current or possibly obsolete. Check the datasheet for the latest revisions.

Indicates the resistance between insulated conductors or contacts, typically measured in megohms. High values ensure minimal leakage current and safe operation. Check datasheet for minimum acceptable levels under specified test conditions.

Specifies how the component is attached to the PCB, such as through-hole or surface mount. This affects assembly processes, thermal performance, and mechanical strength. Buyers should verify compatibility with their manufacturing capabilities and design requirements.

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Specifies how the component attaches to the PCB or assembly, such as surface mount, through-hole, or chassis mount. This affects soldering process, mechanical stability, and thermal performance. Verify compatibility with your board layout and assembly capabilities.

Indicates whether the component is lead-free per RoHS or other directives. Buyers use this to verify environmental compliance and avoid restricted substances. Always confirm with the datasheet or certificate of compliance.

Describes the method used to connect the component to the circuit board, such as solder, press-fit, or wire wrap. This affects assembly processes, reliability, and repairability. Check the termination type against your PCB footprint and soldering process to ensure compatibility.

Specifies the maximum continuous current the component can safely carry under specified conditions. Compare this value with your circuit's expected load to ensure reliable operation. Always verify against the datasheet for temperature derating and mounting considerations.

Specifies the conductive material of the switch terminals, such as brass, copper, or silver alloy. This affects electrical conductivity, corrosion resistance, and solderability. Check the datasheet to ensure the material meets your application's current rating and environmental requirements.

Specifies the maximum DC voltage the component can safely handle under rated conditions. Engineers compare this to the circuit's operating voltage to ensure adequate margin. Always verify against the datasheet's derating curves for temperature and reliability.

Maximum AC voltage that the component can safely withstand under specified conditions. This rating is critical for insulation and safety margins. Always compare it with the operating voltage in your circuit and derate according to the datasheet guidelines.

Specifies the material of the component's outer casing, such as plastic, metal, or ceramic. This affects durability, thermal performance, and environmental resistance. Verify against datasheet for application-specific requirements like flammability or chemical exposure.

Specifies the metal or alloy used for the end contacts of a component, such as a resistor or fuse. This affects solderability, corrosion resistance, and long-term reliability. Verify against the datasheet for harsh environments or high-temperature applications.

Specifies the conductive alloy or plating used for the center pin or contact in connectors, switches, or RF components. This affects electrical conductivity, wear resistance, and corrosion performance. Verify against datasheet for reliability in high-cycle or harsh environments.

Specifies the timing of contact closure or opening in switching components. Compare this parameter to ensure the relay or switch meets your circuit's timing requirements. Verify against the datasheet for precise values under specified load conditions.

Indicates how the component connects to the PCB, such as through-hole, SMD, or press-fit. This affects assembly method, thermal performance, and mechanical strength. Verify compatibility with your board design and soldering process before ordering.

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

Maximum AC voltage that can be safely applied across the contacts of a relay, switch, or connector. Exceeding this rating may cause arcing or insulation breakdown. Always verify this limit against the datasheet for your specific load conditions.

Specifies the highest continuous direct current the contact can safely carry without overheating or degrading. Compare this rating with your circuit's expected load, and verify it against the datasheet for derating curves and ambient temperature conditions.

Specifies the highest alternating current the contacts can safely carry under normal operating conditions. Compare this value with your circuit's expected AC load to ensure reliable switching and avoid overheating. Always verify against the datasheet for derating factors and temperature limits.

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

Specifies the mechanical construction or actuation method of the switch, such as toggle, pushbutton, or slide. This determines how the switch is operated and its suitability for your application. Verify the exact type against the datasheet to ensure proper fit and function.

Specifies the plating material on the contact surface, affecting conductivity, corrosion resistance, and solderability. Compare across parts to match application requirements. Verify the exact plating thickness and composition in the datasheet, as it impacts long-term reliability and performance.

Specifies the electrical configuration of switch contacts, such as SPST, SPDT, or DPDT. This determines how the switch controls the circuit path. Verify the circuit type against your application requirements and the datasheet to ensure correct switching functionality.

Specifies the electrical behavior of the contacts, such as momentary or latching. This determines how the switch or relay operates in a circuit. Verify the function against the datasheet to ensure it matches your application's control logic and safety requirements.

Describes the electrical switching action, such as momentary or latching, and the number of poles and throws. Essential for selecting the correct switch for your circuit design. Confirm the function matches your application's control logic.

Contact resistance measures the electrical resistance at the interface between mating contacts. Lower values indicate better conductivity and less heat generation. Compare this parameter across connectors, relays, and switches to ensure reliable signal integrity and power transfer. Always verify against the datasheet for your specific application.

Specifies the dielectric material used to isolate conductive parts in components such as transformers, connectors, or cables. This affects thermal resistance, voltage withstand capability, and flammability rating. Verify the material against datasheet specifications for safety and performance in your application.

Number of switching operations under rated load before failure. Compare across relays, switches, and connectors to ensure longevity in your application. Verify against datasheet for specific load conditions and expected endurance.

Defines the plating material on the center contact of coaxial connectors or similar components. This finish impacts signal integrity, wear resistance, and mating durability. Check the datasheet for recommended plating when matching connectors for high-frequency or repeated use.

This field shows the alphanumeric code printed on the actuator body. It helps identify the exact switch variant, manufacturer, and production batch. Verify it against the datasheet to ensure the correct actuator type for your application.

Specifies the maximum alternating current resistive load the contact can safely switch. Compare this rating with your application's inrush current and voltage to prevent contact welding or premature failure. Always verify against the datasheet for derating factors.

Measure the widest dimension of the component body, excluding leads and terminals. This attribute helps determine PCB footprint compatibility and mechanical fit. Verify against the datasheet drawing for accurate placement and clearance in your assembly.

Indicates the number of actuations a switch can withstand before mechanical failure. Compare this value when selecting switches for high-cycle applications. Always verify the rated life against the manufacturer's datasheet to ensure reliability in your design.

Specifies the color of the actuator or cap on switches, potentiometers, or similar components. This helps identify the part visually and may indicate function or position. Verify against the datasheet for exact color codes.

This attribute combines the illumination type, such as LED, incandescent, or neon, with its color. It helps identify the lighting technology and visual appearance. Use this to match the component to your design's lighting and aesthetic needs.

Nominal illumination voltage is the recommended operating voltage for the lighting element, such as an LED or lamp, to achieve specified brightness. Operating outside this range may affect performance or lifespan. Check this value against your power supply.

Specifies the maximum continuous current the component can safely carry under specified conditions. Compare this rating with your circuit's expected load to prevent overheating or failure. Always verify against the datasheet for temperature derating and mounting considerations.

Specify the exact width and height of the rectangular or circular opening needed in the mounting panel. This ensures proper fit and sealing of the component. Always verify against the datasheet's mechanical drawing before cutting.

Indicates the product series or family, grouping components with similar design and specifications. Helps identify compatible parts and compare within a product line. Verify the series against the datasheet to ensure correct application.

Specifies the highest alternating current the contact can carry continuously without damage. Compare this rating with your application's inrush and steady-state AC loads. Always verify against the datasheet for derating at elevated temperatures or high switching frequencies.

Specifies the mechanical style or shape of the actuator used to operate the switch or potentiometer. Choose the type that matches your user interface and mounting requirements. Verify compatibility with your application's actuation force and travel.

Physical length of the switch actuator, such as a lever or plunger, from the mounting surface to the tip. Affects the force and travel required for actuation. Ensure it fits your panel or PCB layout and meets ergonomic requirements.

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

Specifies the total angular travel of the actuator from its initial to final position. This is critical for rotary switches, potentiometers, and encoders. Verify the angle against your application's required range and the datasheet's mechanical specifications.

Specifies the physical size of the component body, either its length for rectangular parts or diameter for cylindrical ones. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure clearance and proper mounting in your enclosure or assembly.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.

Lists any extra characteristics or capabilities beyond the standard specifications, such as built-in protection, special mounting options, or enhanced performance. Review these features to ensure they meet your application's specific needs and compare them across similar parts.