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SMP4-RYB is listed in the LED Indication - Discrete range at ChipApex. The manufacturer field lists Bivar Inc.. Its product description is LED BLUE/RED/YL CLR 4PLCC SMD. Review the specifications below when checking this part for your BOM.
The SMP4-RYB is a quad-color LED indicator manufactured by Bivar Inc., designed for panel mounting applications. This component integrates four distinct light-emitting diodes—red, yellow, and blue—within a single compact housing to provide multi-state visual signaling. The unit features a square form factor with specific dimensional tolerances suitable for standard panel cutouts. It utilizes through-hole technology for secure board or panel attachment. The assembly includes a lens system optimized for color separation and visibility. Electrical characteristics are defined by the internal diode configurations, requiring appropriate current-limiting components for operation. The design prioritizes durability and clear status indication in industrial control environments.
Verify the specific pinout configuration and forward voltage requirements against the target circuit design before integration. Confirm that the panel cutout dimensions match the mechanical specifications provided in the official datasheet. Ensure that the driving circuitry provides adequate current limiting for each individual LED channel to prevent thermal damage. Cross-reference the lead length and termination style with the assembly process requirements.
Choose this component when space constraints necessitate multiple indicator lights within a single aperture. Evaluate the required luminous intensity and viewing angle for the specific application environment. Consider the operating temperature range and environmental sealing needs if exposed to harsh conditions. Compare alternative single-color units if only one state is typically active to reduce power consumption.
Bivar Inc. specializes in optical interconnects and illumination solutions for electronic devices. The SMP4 series represents their quad-color LED indicator line, offering compact multi-function signaling. These components are part of a broader portfolio of panel-mount indicators designed for reliability in demanding industrial and commercial settings. The brand emphasizes precision manufacturing and consistent optical performance across its product range.
Direct substitutes may include other quad-color LED indicators from manufacturers such as Kingbright or Lite-On, provided the mechanical footprint and electrical parameters align. Verify compatibility with existing panel cutouts and driver circuits. Generic equivalents might require adapter boards or modified mounting hardware.
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