4448-120L

Overview

The Delevan 4448-120L is a coupled inductor from the 4448 series, designed for surface mount technology (SMT) applications. It features a molded high-current construction with an inductance of 25 µH and a tolerance of 15%. The component has a maximum DC resistance of 0.064 ohms. Physical dimensions are approximately 13.71 mm in length and width, with a height of 7.87 mm. It utilizes SMD/SMT termination types for PCB mounting.

Feature Summary

• Molded high-current design for robust performance
• Surface mount configuration for automated assembly
• Coupled inductor architecture

Applications

• Power supply circuits requiring coupled inductance
• High current signal processing applications
• SMT-based electronic assemblies

Procurement Notes

Verify the specific datasheet version for the 4448-120L to confirm exact electrical tolerances and thermal ratings. Ensure compatibility with standard SMT reflow profiles. Check for RoHS compliance status as indicated in official manufacturer documentation before integration into regulated products.

Selection Notes

Select this component when a 25 µH coupled inductor with low DC resistance is required for space-constrained designs. The 4448 series offers a standardized footprint suitable for various power management topologies. Confirm that the 15% tolerance aligns with circuit stability requirements.

Part Context

This part belongs to the Delevan 4448 series of coupled inductors. The series is characterized by molded high-current capabilities and surface mount packaging. It serves as a specialized passive component for filtering and energy storage in modern electronic systems.

Replacement Considerations

Cross-reference with other 4448 series variants such as 4448-112M or 4448R-120L if different inductance values are acceptable. Verify pinout and physical dimensions match the existing PCB footprint before substitution.