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Product Detailed Parameters
- Description：EMC
- Series：D63LCB
- Mfr：Murata Electronics
- Package：Tape & Reel (TR)
- Type：Wirewound
- Material - Core：Ferrite
- Inductance：18 µH
- Tolerance：±20%
- Current Rating (Amps)：1.58 A
- Current - Saturation (Isat)：850mA
- Shielding：Shielded
- DC Resistance (DCR)：89mOhm 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：0.248" L x 0.244" W (6.30mm x 6.20mm)
- Height - Seated (Max)：0.118" (3.00mm)
- Features：-
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Overview
The #A921CY-180M=P3 is a surface-mount power inductor from Murata Electronics, designed for high-current applications. It features an inductance of 18 µH with a ±20% tolerance. The component has a maximum DC current rating of 3.2 A and a saturation current of 4.1 A. Its maximum DC resistance is 40 mΩ. The device operates within a temperature range of -40°C to +85°C. It utilizes a shielded drum core construction made of ferrite material.
Feature Summary
- Shielded drum core construction for reduced electromagnetic interference
- High saturation current capability for stable performance under load
- Surface mount design for automated assembly integration
Applications
- Power supply output filtering
- DC-DC converter input/output stages
- EMI suppression in power circuits
Procurement Notes
This component is classified as End-of-Life (EOL) or Not Recommended for New Designs (NRND). Availability is limited to existing stock or specific factory orders. Verify current lifecycle status and lead times directly with authorized distributors before finalizing designs. Obsolescence notices may affect long-term production viability.
Selection Notes
Select this part for applications requiring 18 µH inductance with high current handling up to 3.2 A. Ensure the PCB footprint matches the non-standard package dimensions. Consider thermal management due to power dissipation at rated currents. Verify compatibility with peak current demands to avoid saturation below operational limits.
Part Context
Murata Electronics manufactures this inductor as part of its passive component portfolio. The company specializes in electronic components for mobile, automotive, and industrial markets. This specific model belongs to the D63LCB series, focusing on power integrity and noise reduction in compact form factors.
Replacement Considerations
- #A921CY-120M=P3
- #A921CY-2R2M=P3
FAQ
What is the core material used in this inductor?
The inductor uses a ferrite material for its shielded drum core construction.
Is this component RoHS compliant?
Yes, the component is RoHS3 compliant.
