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Product Detailed Parameters
- Description：FIXED IND 47UH 1.3A 175 MOHM SMD
- Series：-
- Mfr：Murata Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Drum Core, Wirewound
- Material - Core：Ferrite
- Inductance：47 µH
- Tolerance：±20%
- Current Rating (Amps)：1.3 A
- Current - Saturation (Isat)：1.7A
- Shielding：Shielded
- DC Resistance (DCR)：175mOhm 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：0.409" L x 0.409" W (10.40mm x 10.40mm)
- Height - Seated (Max)：0.189" (4.80mm)
- Features：-
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Overview
The Murata #B952AS-H-470M=P3 is a shielded surface-mount power inductor with an inductance of 47 µH and a tolerance of ±20%. It features a ferrite drum core and wirewound construction, designed for PCB mounting. The component supports a maximum DC current of 1.3 A and has a maximum DC resistance of 175 mOhms. Its saturation current is rated at 1.38 A. Operating temperatures range from -40°C to +85°C, and it meets RoHS3 specifications.
Feature Summary
- Shielded wirewound design utilizing a ferrite drum core to minimize electromagnetic interference.
- Surface-mount package optimized for automated PCB assembly processes.
- AEC-Q200 qualified for automotive reliability standards.
Applications
- Automotive power supply circuits
- DC-DC converter input/output filtering
- Power line choke applications
Procurement Notes
Verify the specific suffix =P3 to confirm packaging type and compliance status. Confirm lead times as availability fluctuates. Check for End-of-Life notices or Product Change Notifications prior to finalizing orders. Ensure compatibility with standard SMT reflow profiles during integration planning.
Selection Notes
Select this component when a 47 µH value with high current handling is required in a compact footprint. Compare DCR and saturation limits against circuit load requirements. Consider thermal management within the -40°C to +85°C operating range. Verify space constraints against the physical dimensions provided in the datasheet.
Part Context
This part belongs to the B952AS series of shielded power inductors manufactured by Murata Electronics. The series is characterized by its robust wirewound construction and suitability for demanding environments. It serves as a fixed inductor solution for power electronics where size and performance balance are critical.
Replacement Considerations
MDH10060C-470MA=P3 is listed as a suggested alternative. Verify dimensional compatibility and electrical parameter alignment before substitution.
FAQ
What is the saturation current for this inductor?
The saturation current (Isat) is 1.38 A.
Does this component meet automotive standards?
Yes, it is AEC-Q200 qualified for automotive applications.
