LB3218T4R7M

LB3218T4R7M

Taiyo Yuden

1207 (3218 Metric)
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Description

FIXED IND 4.7UH 550MA 130 MOHM

Specifications

Inductance
4.7 µH
Current Rating
550 mA
DC Resistance (DCR)
130mOhm
Dimensions
0.126" L x 0.071" W (3.20mm x 1.80mm)

Parameter Guide

Understand the key electrical and mechanical specifications for LB3218T4R7M.

Inductance
4.7 µH

LB3218T4R7M has an inductance value of 4.7 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
550 mA

LB3218T4R7M is rated for 550 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)
130mOhm

LB3218T4R7M lists a DC resistance of 130mOhm. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1207 (3218 Metric)

LB3218T4R7M uses a package or case of 1207 (3218 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: 6/16/2026
Inductance4.7 µH
Tolerance±20%
Current Rating550 mA
DC Resistance (DCR)130mOhm
Operating Temperature-40°C ~ 105°C
Dimensions0.126" L x 0.071" W (3.20mm x 1.80mm)
Case / Size1207 (3218 Metric)
Package / Case1207 (3218 Metric)
SupplierTaiyo Yuden
DescriptionFIXED IND 4.7UH 550MA 130 MOHM
SeriesLB
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingSemi-Shielded
Self Resonant Frequency41MHz
Inductance Test Frequency7.96 MHz
Mounting TypeSurface Mount
Supplier Device Package1207 (3218 Metric)
Height - Seated (Max)0.079" (2.00mm)

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