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SMRF1812S-392K

Gowanda

1812 (4532 Metric)
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Description

FIXED IND 39UH 292MA 2.34 OHM

Specifications

Inductance
39 µH
Current Rating
292 mA
DC Resistance (DCR)
2.34Ohm Max
Dimensions
0.177" L x 0.126" W (4.50mm x 3.20mm)

Parameter Guide

Understand the key electrical and mechanical specifications for SMRF1812S-392K.

Inductance
39 µH

SMRF1812S-392K has an inductance value of 39 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
292 mA

SMRF1812S-392K is rated for 292 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)
2.34Ohm Max

SMRF1812S-392K lists a DC resistance of 2.34Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1812 (4532 Metric)

SMRF1812S-392K 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
Inductance39 µH
Tolerance±10%
Current Rating292 mA
DC Resistance (DCR)2.34Ohm Max
Saturation Current174mA
Operating Temperature-55°C ~ 125°C
Dimensions0.177" L x 0.126" W (4.50mm x 3.20mm)
Case / Size1812 (4532 Metric)
Package / Case1812 (4532 Metric)
SupplierGowanda
DescriptionFIXED IND 39UH 292MA 2.34 OHM
SeriesSMRF1812S
Product StatusActive
Type / ConstructionMolded
Core MaterialFerrite
ShieldingShielded
Q @ Frequency50 @ 2.5MHz
Self Resonant Frequency11MHz
Inductance Test Frequency2.5 MHz
Mounting TypeSurface Mount
Supplier Device Package1812
Height - Seated (Max)0.138" (3.50mm)

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