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38S221C

muRata

SMD-3P,10.4x10.4mm
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Description

Power Inductor, 220nH, ±30%, Rated current: 18A, Saturation current: 35A, Case: SMD-3P,10.4x10.4mm

Specifications

Inductance
220nH
Current Rating
18A
DC Resistance (DCR)
2.2 mOhm Max

Parameter Guide

Understand the key electrical and mechanical specifications for 38S221C.

Inductance
220nH

38S221C has an inductance value of 220nH. 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
18A

38S221C is rated for 18A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.

DC Resistance (DCR)
2.2 mOhm Max

38S221C lists a DC resistance of 2.2 mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
SMD-3P,10.4x10.4mm

38S221C uses a package or case of SMD-3P,10.4x10.4mm. 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
Inductance220nH
Tolerance±30%
Current Rating18A
DC Resistance (DCR)2.2 mOhm Max
Saturation Current35A
Case / SizeSMD-3P,10.4x10.4mm
Package / CaseSMD-3P,10.4x10.4mm
SuppliermuRata
DescriptionPower Inductor, 220nH, ±30%, Rated current: 18A, Saturation current: 35A, Case: SMD-3P,10.4x10.4mm
Type / ConstructionPower Inductor
Inductance Test Frequency100 kHz

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