#B952AS-H-390M=P3

Overview

The #B952AS-H-390M=P3 is a shielded drum core, wirewound fixed inductor manufactured by Murata Electronics. It features an inductance of 39 µH with a tolerance of ±20%. The component has a maximum DC resistance (DCR) of 150 mOhms and supports a rated current of 1.4 A. It operates within a temperature range of -40°C to 85°C and is designed for surface mount installation.

Feature Summary

• Shielded construction minimizes electromagnetic interference
• Drum core wirewound design for stable performance
• Surface mount package for automated assembly

Applications

• Power line choke applications
• Automotive electronics systems
• General power supply filtering

Procurement Notes

Verify the specific ordering suffix to ensure correct packaging configuration. Confirm that the component status aligns with project requirements, as this part may be subject to end-of-life notices or obsolescence schedules. Cross-reference the manufacturer datasheet for updated mechanical dimensions and electrical specifications before finalizing procurement orders.

Selection Notes

Select this inductor when a 39 µH value with low DC resistance is required for space-constrained designs. Ensure the 1.4 A rated current meets the circuit's continuous load requirements. Verify that the operating temperature range covers the intended environmental conditions and that the surface mount footprint matches the PCB layout constraints.

Part Context

This component belongs to the B952AS series of power inductors from Murata Electronics. It is categorized as a fixed inductor suitable for SMD applications. The product is often associated with automotive and industrial power management circuits requiring reliable shielding and compact form factors.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official distributor channels for potential alternatives if this part is discontinued.