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Product Detailed Parameters
- Description：FIXED IND 47UH 640MA 0.352OHM SM
- Series：D53LC
- Mfr：Murata Electronics
- Package：Tape & Reel (TR)
- Type：Drum Core, Wirewound
- Material - Core：Ferrite
- Inductance：47 µH
- Tolerance：±20%
- Current Rating (Amps)：640 mA
- Current - Saturation (Isat)：620mA
- Shielding：Shielded
- DC Resistance (DCR)：352mOhm Max
- Q @ Freq：-
- Frequency - Self Resonant：-
- Ratings：-
- Operating Temperature：-40°C ~ 85°C
- Inductance Frequency - Test：100 kHz
- Mounting Type：Surface Mount
- Package / Case：2020 (5050 Metric)
- Supplier Device Package：2020
- Size / Dimension：0.197" L x 0.197" W (5.00mm x 5.00mm)
- Height - Seated (Max)：0.118" (3.00mm)
- Features：-
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Overview
The #A915AY-470M=P3 is a shielded drum core, wirewound power inductor from Murata Electronics. It features an inductance of 47 µH with a tolerance of 20%. The component has a maximum DC current rating of 640 mA and a maximum DC resistance of 352 mOhms. The saturation current is specified at 620 mA. It utilizes a ferrite core material and is housed in a 2020 (5050 Metric) surface-mount package measuring 5.0 mm x 5.0 mm x 2.8 mm.
Feature Summary
- Shielded construction to minimize electromagnetic interference
- Drum core wirewound design for stable performance
- Ferrite core material for efficient magnetic properties
Applications
- Compact power supply circuits
- Signal filtering applications
- Power line choke implementations
Procurement Notes
Verify the specific suffix and manufacturer part number against official Murata documentation before procurement. Confirm availability status as distribution channels may vary. Ensure compatibility with existing PCB footprints and thermal requirements. Check for any recent lifecycle changes or obsolescence notices directly from the manufacturer.
Selection Notes
Select this component for designs requiring a compact 2020 footprint with moderate inductance values. Consider the 640 mA current rating and 352 mOhm DCR for power loss calculations. Ensure the operating environment stays within standard temperature ranges. Verify that the shielding characteristics meet the system's EMI requirements.
Part Context
This part belongs to Murata's fixed inductor portfolio, specifically designed for surface-mount technology. It is categorized under power inductors suitable for general electronic equipment. The 2020 package size allows for high-density board layouts. It represents a standard solution for filtering and energy storage in low-power applications.
Replacement Considerations
Consult official Murata substitution guides for verified alternatives. Cross-reference electrical parameters such as inductance, current ratings, and physical dimensions. Ensure any substitute maintains compatible shielding and mounting specifications.
