BPCI00121210391M00

Fixed Inductors Overview

The BPCI00121210391M00 is a shielded multilayer power inductor from Pulse Electronics, designed for surface-mount applications. It features a ferrite core construction with an inductance of 390 µH and a tolerance of ±20%. The component supports a maximum DC current of 1.27 A and exhibits a maximum DC resistance of 440 mOhm. It operates within a temperature range of -40°C to +105°C and utilizes a non-standard package footprint suitable for compact PCB layouts.

Fixed Inductors Feature Summary

• Shielded multilayer construction minimizes electromagnetic interference
• Ferrite core design ensures stable performance under load
• Surface-mount format facilitates automated assembly processes

Fixed Inductors Applications

• General power supply filtering circuits
• DC-DC converter input/output stages
• Portable electronic device power management

Fixed Inductors Procurement Notes

Verify the specific manufacturer datasheet for precise mechanical dimensions and electrical tolerances before integration. Confirm RoHS compliance status and moisture sensitivity level requirements against project specifications. Ensure the selected package variant matches the intended PCB land pattern to avoid soldering defects during reflow processes.

Fixed Inductors Selection Notes

Select this component when a compact shielded inductor with moderate current handling is required. The 390 µH value suits intermediate frequency switching applications. Evaluate the 1.27 A saturation limit against peak load currents to prevent performance degradation. Consider the non-standard footprint for custom board space optimization.

Fixed Inductors Part Context

This part belongs to the BPCI series of power inductors manufactured by Pulse Electronics. The series focuses on providing shielded solutions for space-constrained designs. It complements other fixed inductor offerings by addressing specific current and inductance combinations for modern electronics.

Fixed Inductors Replacement Considerations

Consult official distributor databases for direct cross-reference part numbers. Verify that any substitute component matches the 390 µH inductance, 1.27 A current rating, and physical envelope dimensions to ensure functional compatibility.