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1231AS-H-4R7M=P3

muRata

SMD,3.9x3.7mm
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Description

Power Inductor, 4.7uH, ±20%, Rated current: 2A, Saturation current: 1.35A, Case: SMD,3.9x3.7mm

Specifications

Inductance
4.7uH
Current Rating
2A
DC Resistance (DCR)
72 mOhm Max

Parameter Guide

Understand the key electrical and mechanical specifications for 1231AS-H-4R7M=P3.

Inductance
4.7uH

1231AS-H-4R7M=P3 has an inductance value of 4.7uH. 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
2A

1231AS-H-4R7M=P3 is rated for 2A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.

DC Resistance (DCR)
72 mOhm Max

1231AS-H-4R7M=P3 lists a DC resistance of 72 mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
SMD,3.9x3.7mm

1231AS-H-4R7M=P3 uses a package or case of SMD,3.9x3.7mm. 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
Inductance4.7uH
Tolerance±20%
Current Rating2A
DC Resistance (DCR)72 mOhm Max
Saturation Current1.35A
Case / SizeSMD,3.9x3.7mm
Package / CaseSMD,3.9x3.7mm
SuppliermuRata
DescriptionPower Inductor, 4.7uH, ±20%, Rated current: 2A, Saturation current: 1.35A, Case: SMD,3.9x3.7mm
Type / ConstructionPower Inductor
Inductance Test Frequency100 kHz

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