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PM428S-181-RC

PM428S-181-RC

Bourns Inc.

Nonstandard
PDF

Description

FIXED IND 180UH 390MA 1 OHM SMD

Specifications

Inductance
180 µH
Current Rating
390 mA
DC Resistance (DCR)
1Ohm Max
Dimensions
0.189" L x 0.189" W (4.80mm x 4.80mm)

Parameter Guide

Understand the key electrical and mechanical specifications for PM428S-181-RC.

Inductance
180 µH

PM428S-181-RC has an inductance value of 180 µH. 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
390 mA

PM428S-181-RC is rated for 390 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.

DC Resistance (DCR)
1Ohm Max

PM428S-181-RC lists a DC resistance of 1Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
Nonstandard

PM428S-181-RC uses a package or case of Nonstandard. 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: 6/11/2026
Inductance180 µH
Tolerance±30%
Current Rating390 mA
DC Resistance (DCR)1Ohm Max
Saturation Current230mA
Operating Temperature-40°C ~ 125°C
Dimensions0.189" L x 0.189" W (4.80mm x 4.80mm)
Case / SizeNonstandard
Package / CaseNonstandard
SupplierBourns Inc.
DescriptionFIXED IND 180UH 390MA 1 OHM SMD
SeriesPM428S
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingShielded
Q @ Frequency13.86 @ 796kHz
Self Resonant Frequency7MHz
Inductance Test Frequency100 kHz
Mounting TypeSurface Mount
Height - Seated (Max)0.118" (3.00mm)

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