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SRR4028-390Y

SRR4028-390Y

Bourns Inc.

1919 (4848 Metric)
PDF

Description

FIXED IND 39UH 800MA 250 MOHM

Specifications

Inductance
39 µH
Current Rating
800 mA
DC Resistance (DCR)
250mOhm Max
Dimensions
0.189" L x 0.189" W (4.80mm x 4.80mm)

Parameter Guide

Understand the key electrical and mechanical specifications for SRR4028-390Y.

Inductance
39 µH

SRR4028-390Y 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
800 mA

SRR4028-390Y is rated for 800 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)
250mOhm Max

SRR4028-390Y lists a DC resistance of 250mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1919 (4848 Metric)

SRR4028-390Y 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: 5/6/2026
Inductance39 µH
Tolerance±30%
Current Rating800 mA
DC Resistance (DCR)250mOhm Max
Saturation Current500mA
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)
SupplierBourns Inc.
DescriptionFIXED IND 39UH 800MA 250 MOHM
SeriesSRR4028
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingShielded
Q @ Frequency9.74 @ 2.52MHz
Self Resonant Frequency14MHz
Ratings-
Inductance Test Frequency100 kHz
Mounting TypeSurface Mount
Supplier Device Package-
Height - Seated (Max)0.118" (3.00mm)
Features-

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