44D30-01-2-AJN Rotary Switches by Grayhill, Inc.

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.

Specifies the physical diameter of the component package, typically for cylindrical parts like capacitors, resistors, or fuses. Verify this dimension against your PCB layout and mechanical clearance requirements to ensure proper fit and assembly.

Defines the maximum continuous current that a single contact can safely carry. Exceeding this rating may cause overheating, contact degradation, or failure. Check the datasheet for derating curves and ambient temperature effects.

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.

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.

Shows whether the component complies with the EU REACH regulation. Essential for legal market access in Europe. Check the manufacturer's latest statement to confirm that no substances of very high concern are present above the threshold.

Export Control Classification Number assigned by the U.S. government. Determines whether the component requires an export license. Essential for international trade compliance. Verify the ECCN with the manufacturer or supplier before shipping to avoid legal issues.

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

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.

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.

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.

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.

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.

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 the metal alloy used for the electrical contact surfaces, affecting conductivity, wear resistance, and corrosion behavior. Compare materials like silver, gold, or palladium for signal integrity and durability. Verify against datasheet for application-specific requirements.

Indicates if the component is designed to withstand ionizing radiation in space, nuclear, or high-energy physics applications. Compare radiation-tolerant vs. radiation-hardened parts for mission-critical designs. Verify the total ionizing dose (TID) and single-event effect (SEE) ratings in the datasheet.

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.

Specifies the number of independent electrical circuits or contacts in a switch, relay, or connector. This determines how many separate signals or power lines can be controlled simultaneously. Verify against the datasheet to ensure the component matches your circuit requirements.

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.

Indicates the physical mounting orientation of the connector relative to the PCB or mating direction. Engineers compare this to ensure proper alignment in the assembly. Verify against the datasheet for correct placement and mating.

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 metal coating applied to the contact surfaces of connectors, switches, or relays. This finish affects conductivity, corrosion resistance, and durability. Engineers should verify the plating material and thickness against the datasheet to ensure reliable performance in the intended environment.

Indicates how many independent switching levels or decks are stacked in a rotary switch or similar component. Each deck can control a separate circuit. Confirm the number of decks matches your circuit isolation and switching requirements before ordering.

Specifies the highest 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's derating curves and ambient temperature limits.

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 how many independent switching circuits are contained within a single switch component. This is critical for selecting multi-pole or multi-throw switches. Verify against the datasheet to ensure the switch can handle all required circuits in your application.

Specifies the illumination technology used in the switch indicator, such as LED, incandescent, or neon. This affects visibility, power consumption, and lifespan. Verify the illumination type against the datasheet to ensure it matches your application's requirements for brightness and reliability.

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.

Measure the space needed behind the mounting surface for proper installation. This dimension ensures the component fits within your enclosure or chassis. Verify against your mechanical drawings and the datasheet to avoid clearance issues.

Specifies the angular separation between adjacent switch positions in rotary switches or encoders. This determines the detent feel and the number of positions per revolution. Verify against the datasheet when designing front panels or selecting a switch for precise control.

Specifies the material used for the actuator mechanism in switches, relays, or other electromechanical components. This affects durability, tactile feel, and environmental resistance. Verify against datasheet for applications requiring specific mechanical or thermal properties.

Specifies the force needed to actuate a switch or button. Compare this value when selecting input devices for control panels, keyboards, or tactile interfaces. Verify against the datasheet to ensure the actuation feel matches your application requirements.

Physical width of the component body, typically in millimeters. Essential for PCB footprint design and mechanical fit. Verify against the datasheet to ensure proper clearance and compatibility with your board layout and enclosure.

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.

Physical height of the component, measured from the mounting surface to the topmost point. This dimension is critical for clearance in compact assemblies and for ensuring proper fit within enclosures. Always verify against the datasheet for tolerance and mounting considerations.

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 how the switch operates when actuated, such as momentary or latching. This determines whether the circuit stays closed after release or only while pressed. Verify against the datasheet to match your application's control logic.

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 physical shape or configuration of the electrical contact, such as pin, socket, blade, or crimp. This affects mating compatibility and reliability. Verify the contact style against the connector series and datasheet to ensure proper fit and performance in your application.

Physical depth of the component body, measured in millimeters or inches. This dimension affects PCB layout and mechanical fit. Verify against the datasheet for proper clearance in your enclosure or assembly.

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 highest alternating current voltage the component can withstand continuously without damage. Compare this rating with your circuit's operating voltage and transients. Always verify against the datasheet for derating factors and safety margins.

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.

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.

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.

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 physical weight of the electronic component, important for logistics, shipping cost, and mechanical design. Verify the exact weight in the datasheet or packaging information, as it may vary with packaging type and quantity.

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.

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.

Specifies the number of discrete positions where a rotary switch or encoder can lock. Compare this value to your application's required detent positions. Verify against the datasheet to ensure the mechanical indexing matches your design.

Specifies the maximum continuous direct current voltage the component can safely withstand. Engineers compare this rating to the circuit's operating voltage to ensure adequate margin. Always verify against the datasheet for derating guidelines and environmental conditions.

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.

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.

Number of independent electrical circuits that can be connected through a single deck of a rotary switch. Compare this value when selecting switches for multi-pole applications. Verify against the datasheet to ensure the switch meets your circuit count requirements.

Total number of contact positions in the connector. This determines the maximum number of electrical connections possible. Compare with your circuit requirements and verify against the datasheet to ensure the connector matches your pin count and layout.

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

Specifies the number of output positions per pole in a switch, such as SPST or DPDT. This determines the switching logic and circuit routing. Verify against the datasheet to ensure the switch matches your application's required contact arrangement and signal path.

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.

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.

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.

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 whether the product contains substances of very high concern as per the REACH regulation. Buyers should verify this for compliance with EU environmental standards, especially when exporting to Europe. Check the manufacturer's declaration or datasheet for accurate SVHC status.

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.

Harmonized Tariff Schedule of the United States code for customs classification. Essential for import/export documentation and duty calculation. Verify the correct code with a trade specialist to avoid customs delays.