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CTMC1812SF-R22K

CTMC1812SF-R22K

Central Technologies

1812 (4532 Metric)
PDF

Description

FIXED IND 220NH 665MA 250 MOHM

Specifications

Inductance
220 nH
Current Rating
665 mA
DC Resistance (DCR)
250mOhm Max
Dimensions
0.177 L x 0.126 W (4.50mm x 3.20mm)

Parameter Guide

Understand the key electrical and mechanical specifications for CTMC1812SF-R22K.

Inductance
220 nH

CTMC1812SF-R22K has an inductance value of 220 nH. 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
665 mA

CTMC1812SF-R22K is rated for 665 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

CTMC1812SF-R22K lists a DC resistance of 250mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1812 (4532 Metric)

CTMC1812SF-R22K uses a package or case of 1812 (4532 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: 7/5/2026
Inductance220 nH
Tolerance±10%
Current Rating665 mA
DC Resistance (DCR)250mOhm Max
Saturation Current-
Operating Temperature-40°C ~ 125°C
Dimensions0.177 L x 0.126 W (4.50mm x 3.20mm)
Case / Size1812 (4532 Metric)
Package / Case1812 (4532 Metric)
SupplierCentral Technologies
DescriptionFIXED IND 220NH 665MA 250 MOHM
SeriesCTMC1812SF
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingUnshielded
Q @ Frequency40 @ 25.2MHz
Self Resonant Frequency505MHz
Ratings-
Inductance Test Frequency25.2 MHz
Mounting TypeSurface Mount
Supplier Device Package1812
Height - Seated (Max)0.134 (3.40mm)
Features-

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