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Product Detailed Parameters
- Description：EMC
- Series：D63LCB
- Mfr：Murata Electronics
- Package：Tape & Reel (TR)
- Type：Wirewound
- Material - Core：Ferrite
- Inductance：22 µH
- Tolerance：±20%
- Current Rating (Amps)：1.34 A
- Current - Saturation (Isat)：770mA
- Shielding：Shielded
- DC Resistance (DCR)：115mOhm 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-220M=P3 is a surface-mount power inductor from Murata Electronics, designed for automotive applications. It features a shielded wirewound ferrite core construction with an inductance of 22 µH and a tolerance of ±20%. The component supports a maximum DC current of 1.34 A and has a maximum DC resistance of 115 mΩ. Its saturation current is rated at 770 mA. The device operates within a temperature range of -40°C to +85°C and meets AEC-Q200 qualification standards.
Feature Summary
- Shielded wirewound construction utilizing a ferrite core to minimize electromagnetic interference.
- Automotive-grade reliability certified under the AEC-Q200 standard.
- Surface-mount design optimized for compact circuit board layouts.
Applications
- Automotive electronic systems
- Power supply filtering circuits
- Line choke applications
Procurement Notes
Verify availability status carefully as this part may be subject to limited supply or discontinuation. Confirm that the specific suffix matches project requirements. Check for official obsolescence notices from Murata before finalizing designs. Ensure compatibility with existing inventory strategies given potential supply constraints.
Selection Notes
Select this component for automotive designs requiring robust shielding and high current handling. Compare saturation characteristics against load profiles. Verify thermal performance within the specified operating range. Consider physical dimensions for PCB space constraints.
Part Context
This inductor belongs to Murata's specialized line of automotive-grade components. It is engineered to withstand harsh environmental conditions typical in vehicle electronics. The series emphasizes reliability and electromagnetic compatibility for critical power management functions.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Consult Murata directly for equivalent alternatives if this component is discontinued or unavailable.
FAQ
What is the saturation current rating?
The saturation current is 770 mA.
Is this component qualified for automotive use?
Yes, it is AEC-Q200 qualified.
