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CTMC1812SF-821J

CTMC1812SF-821J

Central Technologies

1812 (4532 Metric)
PDF

Description

FIXED IND 820UH 30MA 35 OHM SMD

Specifications

Inductance
820 µH
Current Rating
30 mA
DC Resistance (DCR)
35Ohm 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-821J.

Inductance
820 µH

CTMC1812SF-821J has an inductance value of 820 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
30 mA

CTMC1812SF-821J is rated for 30 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)
35Ohm Max

CTMC1812SF-821J lists a DC resistance of 35Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
1812 (4532 Metric)

CTMC1812SF-821J 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
Inductance820 µH
Tolerance±5%
Current Rating30 mA
DC Resistance (DCR)35Ohm 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 820UH 30MA 35 OHM SMD
SeriesCTMC1812SF
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingUnshielded
Q @ Frequency30 @ 796kHz
Self Resonant Frequency2.5MHz
Ratings-
Inductance Test Frequency796 kHz
Mounting TypeSurface Mount
Supplier Device Package1812
Height - Seated (Max)0.134 (3.40mm)
Features-

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