#B953AS-391M=P3

Description：FIXED IND 390UH 770MA 610MOHM SM
Series：-
Mfr：Murata Electronics
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:9f7d94e85412 Category: Fixed Inductors Brand: Murata Electronics

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Product introduction

Product Detailed Parameters

Description：FIXED IND 390UH 770MA 610MOHM SM
Series：-
Mfr：Murata Electronics
Package：Tape & Reel (TR),Cut Tape (CT)
Type：Drum Core, Wirewound
Material - Core：Ferrite
Inductance：390 µH
Tolerance：±20%
Current Rating (Amps)：770 mA
Current - Saturation (Isat)：760mA
Shielding：Shielded
DC Resistance (DCR)：610mOhm Max
Q @ Freq：-
Frequency - Self Resonant：-
Ratings：-
Operating Temperature：-40°C ~ 85°C
Inductance Frequency - Test：100 kHz
Mounting Type：Surface Mount
Package / Case：Nonstandard
Supplier Device Package：-
Size / Dimension：0.504" L x 0.504" W (12.80mm x 12.80mm)
Height - Seated (Max)：0.268" (6.80mm)
Features：-

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#B953AS-391M=P3

Overview

The Murata #B953AS-391M=P3 is a shielded surface-mount power inductor from the DS126C2 series. It features a ferrite core and wirewound construction within a 4949 (12.5 x 12.5 x 6.8 mm) package. The component provides an inductance of 390 µH with a ±20% tolerance. It supports a maximum DC current of 770 mA and has a saturation current of 760 mA. The maximum DC resistance is 610 mOhms, and it operates between -40°C and +85°C.

Feature Summary

Shielded design to minimize electromagnetic interference
Ferrite core wirewound construction for stable performance
Surface-mount format for automated assembly

Applications

Power line choke applications
DC-DC converter output filtering
General-purpose power supply circuits

Procurement Notes

Verify end-of-life status carefully as this part is obsolete. Confirm availability through secondary markets or authorized distributors handling surplus stock. Ensure the specific suffix matches project requirements. Check RoHS compliance details before finalizing procurement decisions for legacy systems.

Selection Notes

Select this component when a 390 µH inductance value is required in a compact 4949 footprint. Consider the 760 mA saturation limit for circuit design margins. Verify thermal management capabilities within the specified operating temperature range. Compare against newer Murata series if long-term supply stability is critical.

Part Context

This inductor belongs to the DS126C2 series by Murata Electronics. The series offers various inductance values in standardized SMD packages. These components are designed for power electronics requiring high current handling in limited board space. The model number indicates specific electrical characteristics within this product family.