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Product Detailed Parameters
- Description：FIXED IND 12UH 4A 27 MOHM SMD
- Series：-
- Mfr：Murata Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Drum Core, Wirewound
- Material - Core：Ferrite
- Inductance：12 µH
- Tolerance：±20%
- Current Rating (Amps)：4:00 AM
- Current - Saturation (Isat)：5A
- Shielding：Shielded
- DC Resistance (DCR)：27mOhm 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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Overview
The #B953AS-120M=P3 is a shielded drum core, wirewound power inductor from Murata Electronics. It features an inductance of 12 µH with a ±20% tolerance and a maximum DC resistance of 27 mΩ. The component supports a maximum DC current of 4 A and a saturation current of 5.5 A. It operates within a temperature range of -40°C to +85°C and utilizes a ferrite core material. The physical dimensions are 12.80 mm x 12.80 mm x 6.80 mm.
Feature Summary
- Shielded drum core construction for reduced electromagnetic interference
- Wirewound design utilizing ferrite core material
- Surface mount package suitable for automated PCB assembly
Applications
- DC-DC converter circuits
- Power line filtering
- Energy storage applications
- Noise suppression modules
Procurement Notes
Verify the specific suffix =P3 against official documentation to confirm packaging configuration. Confirm availability status as distribution channels may list this component as obsolete or end-of-life. Ensure the ordering part number matches the required inductance value and current ratings before finalizing procurement orders.
Selection Notes
Select this component when a shielded surface-mount inductor with high saturation current is required. The 12.80 mm footprint accommodates significant current handling capabilities. Verify that the operating temperature range meets the environmental requirements of the target application circuit.
Part Context
This component belongs to the B953AS series of fixed power inductors manufactured by Murata Electronics. The series is characterized by shielded drum core designs intended for power management applications. The specific model denotes a 12 µH inductance value within this product family.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult manufacturer cross-reference tools for potential alternatives if this component is discontinued.
