The RLB9012331KL fixed inductors come in a 15piece pack and provide a 330 µH inductance with a 10% tolerance and a current rating of 0.78 A. Designed in the compact 9012 surfacemount package, these inductors offer a reliable solution for spaceconstrained power and filtering applications. They are fixedvalue devices intended for stable performance in typical power supply circuits. Key benefits Compact 9012 package enables higher PCB density and smaller assemblies Fixed inductance of 330 µH delivers predictable energy storage and filtering Tolerance of ±10% supports consistent performance across production runs Rated for up to 0.78 A, suitable for moderate current applications 15 pieces per pack for convenient stocking and rapid prototyping Key attributes Part number: RLB9012331KL Inductance: 330 µH Tolerance: ±10% Current rating: 0.78 A Package/footprint: 9012 size surfacemount inductors Mounting: Surfacemount, fixed inductor (nonpolar) Core material: not specified by manufacturer Pack contents: 15 pieces Applications and use cases DCDC converter stages: provides energy storage and smoothing in compact power regulation circuits Output and input filtering: reduces ripple and noise on supply rails in small to medium power designs General SMD inductors in consumer electronics, embedded systems, and industrial equipment where a fixed 330 µH value is required Compatibility and performance notes Suitable for standard surfacemount PCB assembly processes Fixed inductance ensures repeatable performance across devices in the same batch The 9012 footprint supports integration in compact, dense board layouts while delivering the specified inductance and current rating This description preserves the original product's brand, model, and specifications while presenting clear, customerfriendly information. It highlights how the 15piece RLB9012331KL pack can support compact, reliable power management and filtering in a variety of electronic designs.