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SRU1028-121Y

SRU1028-121Y

Bourns Inc.

Nonstandard
PDF

Description

FIXED IND 120UH 700MA 428 MOHM

Specifications

Inductance
120 µH
Current Rating
700 mA
DC Resistance (DCR)
428mOhm
Dimensions
0.394" L x 0.394" W (10.00mm x 10.00mm)

Parameter Guide

Understand the key electrical and mechanical specifications for SRU1028-121Y.

Inductance
120 µH

SRU1028-121Y has an inductance value of 120 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
700 mA

SRU1028-121Y is rated for 700 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)
428mOhm

SRU1028-121Y lists a DC resistance of 428mOhm. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
Nonstandard

SRU1028-121Y uses a package or case of Nonstandard. 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
Inductance120 µH
Tolerance±30%
Current Rating700 mA
DC Resistance (DCR)428mOhm
Saturation Current700mA
Operating Temperature-40°C ~ 125°C
Dimensions0.394" L x 0.394" W (10.00mm x 10.00mm)
Case / SizeNonstandard
Package / CaseNonstandard
SupplierBourns Inc.
DescriptionFIXED IND 120UH 700MA 428 MOHM
SeriesSRU1028
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingShielded
Q @ Frequency18 @ 796kHz
Self Resonant Frequency6MHz
Inductance Test Frequency100 kHz
Mounting TypeSurface Mount
Height - Seated (Max)0.122" (3.10mm)

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