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Product Detailed Parameters
- Description：FIXED IND 1.8UH 6.7A 14 MOHM SMD
- Series：-
- Mfr：Murata Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Drum Core, Wirewound
- Material - Core：Ferrite
- Inductance：1.8 µH
- Tolerance：±30%
- Current Rating (Amps)：6.7 A
- Current - Saturation (Isat)：9.8A
- Shielding：Shielded
- DC Resistance (DCR)：14mOhm 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)：0.268" (6.80mm)
- Features：-
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Overview
The Murata #B966AS-1R8N=P3 is a shielded drum core wirewound inductor designed for surface mount applications. It features an inductance of 1.8 µH and a maximum DC resistance of 14 mΩ. The component supports a saturation current of 6.7 A, making it suitable for high-current power supply circuits. It utilizes a nonstandard package configuration to accommodate its specific electromagnetic requirements.
Feature Summary
- Shielded drum core construction minimizes external magnetic interference
- Wirewound technology ensures stable performance under load
- Surface mount design facilitates automated assembly processes
Applications
- DC-DC converter output filtering
- Power supply input stages
- Current mode control circuits
Procurement Notes
Verify the exact suffix designation when ordering, as variations may exist. Confirm that the specified 1.8 µH value aligns with your circuit design requirements before procurement. Ensure compatibility with standard reflow soldering profiles used in modern electronics manufacturing.
Selection Notes
Select this component when a compact shielded inductor with high current handling capability is required. The 6.7 A rating provides significant headroom for transient loads. Consider the nonstandard footprint dimensions during PCB layout to ensure adequate clearance and thermal management.
Part Context
This part belongs to Murata's B966 series of fixed inductors. The series is characterized by robust wirewound construction and shielding capabilities. It serves as a passive energy storage element in switching power topologies, distinguishing it from capacitive or resistive components.
Replacement Considerations
Check for direct substitutes within the same series offering identical electrical parameters. Verify pinout compatibility and mechanical footprint dimensions before swapping. Consult official obsolescence notices if sourcing from secondary markets.
