This is a 5piece pack of the LM336MX5.0/NOPB in an SOIC8 package. The LM336MX5.0 is a fixed 5.0 V shunt voltage reference intended for use as a precise reference in analog and mixed signal circuits. The NOPB designation indicates a Pb package option. Key benefits Delivers a fixed 5.0 V reference for improved accuracy in ADCs, DACs, and measurement circuits Simplifies circuit design by providing a reliable reference node with minimal external components Pb NOPB package in an 8pin SOIC form factor suitable for standard surfacemount assemblies 5piece quantity for convenient stocking and maintenance of critical reference components Reputable LM336 family device designed for consistent performance in reference applications Key attributes Functionality: fixed 5.0 V shunt voltage reference Compatibility: suitable for use in analog reference networks, measurement instrumentation, and voltage reference applications Size: SOIC8 (8pin) surfacemount package Material/Packaging: NOPB Pb package Performance characteristics: fixed voltage reference designed for reliable, stable operation in reference circuits Applications and use cases Precision voltage reference for ADCs and DACs in instrumentation and data acquisition systems Reference node in voltage regulator circuits to improve regulation stability and noise performance Calibration and test equipment references, providing a stable reference point for accuracy checks and bench instrumentation Notes on usage Designed as a shunt reference; ensure appropriate current is supplied through the reference network to maintain the 5.0 V reference across operating conditions Suitable for board designs that utilize an SOIC8 footprint and Pb assembly processes This description aligns with the product brand, model, and features of the LM336MX5.0/NOPB in SOIC8 packaging, provided here as a 5piece quantity.