4448R-116L

Overview

The Delevan 4448R-116L is a coupled inductor from the 4448/R series, designed for surface-mount technology. It features a toroidal core construction with two coils. The component provides an inductance of 15 µH with a tolerance of ±15%. Key electrical parameters include a maximum DC resistance of 0.024 ohms and a high current rating suitable for demanding applications. Physical dimensions are 13.71 mm in length and width, with a height of 7.87 mm.

Feature Summary

• Toroidal core construction for efficient magnetic coupling
• High current capability for power handling
• Surface-mount design for automated PCB assembly

Applications

• Power supply filtering circuits
• DC-DC converter input/output stages
• EMI suppression in high-current paths

Procurement Notes

Verify the specific suffix 'L' indicates lead-free compliance against the manufacturer's latest datasheet. Confirm RoHS status and REACH registration details directly with API Delevan or authorized distributors to ensure regulatory adherence for your target market. Check for any recent obsolescence notices or lifecycle changes before finalizing procurement plans.

Selection Notes

Select this component when a compact, high-current coupled inductor is required for space-constrained designs. The 15 µH value and low DCR make it suitable for applications prioritizing efficiency and thermal performance. Ensure the PCB footprint matches the 13.71 x 13.71 mm package dimensions and that the mounting style aligns with the assembly process.

Part Context

This part belongs to the Delevan 4448/R series of coupled inductors, which are engineered for high reliability and performance in electronic filtering applications. The series is known for its robust construction and suitability for both standard and harsh operating environments, serving as a key passive component in modern power electronics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative coupled inductors by matching inductance, current rating, and physical dimensions through official manufacturer cross-reference tools.