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7440430012

7440430012

Würth Elektronik

1919 (4848 Metric)
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Description

FIXED IND 1.2UH 3.1A 20 MOHM SMD

Specifications

Inductance
1.2 µH
Current Rating
3.1 A
DC Resistance (DCR)
20mOhm Max
Dimensions
0.189" L x 0.189" W (4.80mm x 4.80mm)

Parameter Guide

Understand the key electrical and mechanical specifications for 7440430012.

Inductance
1.2 µH

7440430012 has an inductance value of 1.2 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
3.1 A

7440430012 is rated for 3.1 A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.

DC Resistance (DCR)
20mOhm Max

7440430012 lists a DC resistance of 20mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1919 (4848 Metric)

7440430012 uses a package or case of 1919 (4848 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: 6/13/2026
Inductance1.2 µH
Tolerance±30%
Current Rating3.1 A
DC Resistance (DCR)20mOhm Max
Saturation Current2.8A
Operating Temperature-40°C ~ 125°C
Dimensions0.189" L x 0.189" W (4.80mm x 4.80mm)
Case / Size1919 (4848 Metric)
Package / Case1919 (4848 Metric)
SupplierWürth Elektronik
DescriptionFIXED IND 1.2UH 3.1A 20 MOHM SMD
SeriesWE-TPC
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingShielded
Q @ Frequency-
Self Resonant Frequency150MHz
Ratings-
Inductance Test Frequency100 kHz
Mounting TypeSurface Mount
Supplier Device Package-
Height - Seated (Max)0.118" (3.00mm)
Features-

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