4232R-121G

Fixed Inductors Overview

The Delevan 4232R-121G is a fixed wirewound RF inductor designed for surface-mount technology applications. It features an inductance of 120 nH with a tolerance of ±2%. The component supports a maximum DC current of 493 mA and exhibits a maximum DC resistance of 500 mOhms. Its self-resonant frequency reaches 250 MHz, with a minimum Q factor of 20. The physical dimensions are 3.51 mm in length, 2.67 mm in width, and 2.57 mm in height. This unshielded device is classified as temperature stable for critical conditions.

Fixed Inductors Feature Summary

• Temperature stable construction suitable for critical operating conditions
• Unshielded wirewound design optimized for RF signal integrity
• Surface-mount package configuration for automated PCB assembly

Fixed Inductors Applications

• RF circuit filtering
• Impedance matching networks
• High-frequency signal processing

Fixed Inductors Procurement Notes

Verify the specific ordering suffix to ensure correct tolerance and packaging specifications. Confirm that the required quantity aligns with the manufacturer's standard reel packaging requirements. Check current availability status as this item may be subject to special order or production cycle constraints. Ensure compatibility with existing supply chain protocols before finalizing procurement plans.

Fixed Inductors Selection Notes

Select this component when precise low-nanohenry inductance values are required for high-frequency RF environments. Consider the 493 mA current rating and 500 mOhm resistance for power handling needs. Evaluate the 250 MHz self-resonant frequency against target operational bandwidths. Ensure the unshielded topology does not interfere with adjacent sensitive components on the layout.

Fixed Inductors Part Context

This part belongs to the 4232/R series of RF inductors manufactured by API Delevan. The series provides various inductance options within a consistent surface-mount footprint. These components are engineered for stability under varying thermal conditions, distinguishing them from general-purpose inductors. The 4232R-121G specifically addresses the need for tight tolerance control in miniature RF designs.

Fixed Inductors Replacement Considerations

Direct substitutes include other parts within the 4232R series with identical electrical parameters. Verify pinout compatibility and mechanical dimensions when considering alternative manufacturers. Cross-reference datasheets to confirm equivalent temperature stability and Q-factor performance at the target frequency.