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CTMSS1278F-221K

CTMSS1278F-221K

Central Technologies

Nonstandard
PDF

Description

FIXED IND 220UH 1.6A 400 MOHM

Specifications

Inductance
220 µH
Current Rating
1.6 A
DC Resistance (DCR)
400mOhm Max
Dimensions
0.472 L x 0.472 W (12.00mm x 12.00mm)

Parameter Guide

Understand the key electrical and mechanical specifications for CTMSS1278F-221K.

Inductance
220 µH

CTMSS1278F-221K 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
1.6 A

CTMSS1278F-221K is rated for 1.6 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)
400mOhm Max

CTMSS1278F-221K lists a DC resistance of 400mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
Nonstandard

CTMSS1278F-221K 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: 7/5/2026
Inductance220 µH
Tolerance±10%
Current Rating1.6 A
DC Resistance (DCR)400mOhm Max
Saturation Current1.8A
Operating Temperature-40°C ~ 125°C
Dimensions0.472 L x 0.472 W (12.00mm x 12.00mm)
Case / SizeNonstandard
Package / CaseNonstandard
SupplierCentral Technologies
DescriptionFIXED IND 220UH 1.6A 400 MOHM
SeriesCTMSS1278F
Product StatusActive
ShieldingShielded
Self Resonant Frequency3.4MHz
Inductance Test Frequency100 kHz
Mounting TypeSurface Mount
Height - Seated (Max)0.315 (8.00mm)

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