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B1047AS-221M=P3

muRata

SMD,7.6x7.6mm
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Description

Power Inductor, 220uH, ±20%, Rated current: 470mA, Saturation current: 620mA, Case: SMD,7.6x7.6mm

Specifications

Inductance
220uH
Current Rating
470mA
DC Resistance (DCR)
1100 mOhm Max

Parameter Guide

Understand the key electrical and mechanical specifications for B1047AS-221M=P3.

Inductance
220uH

B1047AS-221M=P3 has an inductance value of 220uH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.

Current Rating
470mA

B1047AS-221M=P3 is rated for 470mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.

DC Resistance (DCR)
1100 mOhm Max

B1047AS-221M=P3 lists a DC resistance of 1100 mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
SMD,7.6x7.6mm

B1047AS-221M=P3 uses a package or case of SMD,7.6x7.6mm. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.

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Product Attributes

Datasheet record
Source documentLast updated: 10/8/2026
Inductance220uH
Tolerance±20%
Current Rating470mA
DC Resistance (DCR)1100 mOhm Max
Saturation Current620mA
Case / SizeSMD,7.6x7.6mm
Package / CaseSMD,7.6x7.6mm
SuppliermuRata
DescriptionPower Inductor, 220uH, ±20%, Rated current: 470mA, Saturation current: 620mA, Case: SMD,7.6x7.6mm
Type / ConstructionPower Inductor
Inductance Test Frequency100 kHz

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