LogoMagdir
B78148S1123K000

B78148S1123K000

TDK

Radial
PDF

Description

FIXED IND 12UH 650MA 550 MOHM TH

Specifications

Inductance
12 µH
Current Rating
650 mA
DC Resistance (DCR)
550mOhm Max
Dimensions
0.157" Dia x 0.362" L (4.00mm x 9.20mm)

Parameter Guide

Understand the key electrical and mechanical specifications for B78148S1123K000.

Inductance
12 µH

B78148S1123K000 has an inductance value of 12 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
650 mA

B78148S1123K000 is rated for 650 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)
550mOhm Max

B78148S1123K000 lists a DC resistance of 550mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
Radial

B78148S1123K000 uses a package or case of Radial. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.

Quick Tools

Use these calculators to help with your inductor design

Explore Related Datasheet Paths

Continue from B78148S1123K000 to manufacturer, series, and broader datasheet collections.

Product Attributes

Datasheet record
Source documentLast updated: 6/18/2026
Inductance12 µH
Tolerance±10%
Current Rating650 mA
DC Resistance (DCR)550mOhm Max
Operating Temperature-55°C ~ 125°C
Dimensions0.157" Dia x 0.362" L (4.00mm x 9.20mm)
Case / SizeRadial
Package / CaseRadial
SupplierTDK
DescriptionFIXED IND 12UH 650MA 550 MOHM TH
SeriesBC
Product StatusLast Time Buy
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingUnshielded
Q @ Frequency70 @ 2.52MHz
Self Resonant Frequency30MHz
Inductance Test Frequency2.52 MHz
Mounting TypeThrough Hole

Preview