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SMRF1812-181K

Gowanda

1812 (4532 Metric)
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Description

FIXED IND 1.8UH 556MA 650 MOHM

Specifications

Inductance
1.8 µH
Current Rating
556 mA
DC Resistance (DCR)
650mOhm Max
Dimensions
0.175" L x 0.126" W (4.45mm x 3.20mm)

Parameter Guide

Understand the key electrical and mechanical specifications for SMRF1812-181K.

Inductance
1.8 µH

SMRF1812-181K has an inductance value of 1.8 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
556 mA

SMRF1812-181K is rated for 556 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)
650mOhm Max

SMRF1812-181K lists a DC resistance of 650mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1812 (4532 Metric)

SMRF1812-181K uses a package or case of 1812 (4532 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: 6/26/2026
Inductance1.8 µH
Tolerance±10%
Current Rating556 mA
DC Resistance (DCR)650mOhm Max
Saturation Current-
Operating Temperature-55°C ~ 125°C
Dimensions0.175" L x 0.126" W (4.45mm x 3.20mm)
Case / Size1812 (4532 Metric)
Package / Case1812 (4532 Metric)
SupplierGowanda
DescriptionFIXED IND 1.8UH 556MA 650 MOHM
SeriesSMRF1812
Product StatusActive
Type / ConstructionMolded
Core MaterialFerrite
ShieldingUnshielded
Q @ Frequency50 @ 7.9MHz
Self Resonant Frequency60MHz
Ratings-
Inductance Test Frequency7.9 MHz
Mounting TypeSurface Mount
Supplier Device Package1812
Height - Seated (Max)0.138" (3.50mm)
Features-

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