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SRR0745A-221M

SRR0745A-221M

Bourns Inc.

Nonstandard
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Description

FIXED IND 220UH 420MA 950 MOHM

Specifications

Inductance
220 µH
Current Rating
420 mA
DC Resistance (DCR)
950mOhm Max
Dimensions
0.287" L x 0.287" W (7.30mm x 7.30mm)

Parameter Guide

Understand the key electrical and mechanical specifications for SRR0745A-221M.

Inductance
220 µH

SRR0745A-221M has an inductance value of 220 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
420 mA

SRR0745A-221M is rated for 420 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)
950mOhm Max

SRR0745A-221M lists a DC resistance of 950mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
Nonstandard

SRR0745A-221M 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: 5/6/2026
Inductance220 µH
Tolerance±20%
Current Rating420 mA
DC Resistance (DCR)950mOhm Max
Saturation Current500mA
Operating Temperature-40°C ~ 125°C
Dimensions0.287" L x 0.287" W (7.30mm x 7.30mm)
Case / SizeNonstandard
Package / CaseNonstandard
SupplierBourns Inc.
DescriptionFIXED IND 220UH 420MA 950 MOHM
SeriesSRR0745A
Product StatusActive
Core MaterialFerrite
ShieldingShielded
RatingsAEC-Q200
Inductance Test Frequency1 kHz
Mounting TypeSurface Mount
Height - Seated (Max)0.185" (4.70mm)

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