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PM20-180K

Bourns Inc.

1210 (3225 Metric)
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Description

FIXED IND 18UH 120MA 3.6 OHM SMD

Specifications

Inductance
18 µH
Current Rating
120 mA
DC Resistance (DCR)
3.6Ohm Max
Dimensions
0.126" L x 0.098" W (3.20mm x 2.50mm)

Parameter Guide

Understand the key electrical and mechanical specifications for PM20-180K.

Inductance
18 µH

PM20-180K has an inductance value of 18 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
120 mA

PM20-180K is rated for 120 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)
3.6Ohm Max

PM20-180K lists a DC resistance of 3.6Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1210 (3225 Metric)

PM20-180K uses a package or case of 1210 (3225 Metric). 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
Inductance18 µH
Tolerance±10%
Current Rating120 mA
DC Resistance (DCR)3.6Ohm Max
Operating Temperature-55°C ~ 125°C
Dimensions0.126" L x 0.098" W (3.20mm x 2.50mm)
Case / Size1210 (3225 Metric)
Package / Case1210 (3225 Metric)
SupplierBourns Inc.
DescriptionFIXED IND 18UH 120MA 3.6 OHM SMD
SeriesPM20
Product StatusObsolete
Type / ConstructionMolded
Core MaterialFerrite
ShieldingUnshielded
Q @ Frequency30 @ 2.52MHz
Self Resonant Frequency27MHz
Inductance Test Frequency2.52 MHz
Mounting TypeSurface Mount
Supplier Device Package1210
Height - Seated (Max)0.087" (2.20mm)

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