RL181S-183J-RC

RL181S-183J-RC

Bourns Inc.

Radial, Vertical Cylinder
PDF

Description

FIXED IND 18MH 21MA 17 OHM TH

Specifications

Inductance
18 mH
Current Rating
21 mA
DC Resistance (DCR)
17Ohm Max
Dimensions
0.413" Dia (10.50mm)

Parameter Guide

Understand the key electrical and mechanical specifications for RL181S-183J-RC.

Inductance
18 mH

RL181S-183J-RC has an inductance value of 18 mH. 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
21 mA

RL181S-183J-RC is rated for 21 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)
17Ohm Max

RL181S-183J-RC lists a DC resistance of 17Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
Radial, Vertical Cylinder

RL181S-183J-RC uses a package or case of Radial, Vertical Cylinder. 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
Inductance18 mH
Tolerance±5%
Current Rating21 mA
DC Resistance (DCR)17Ohm Max
Operating Temperature-55°C ~ 105°C
Dimensions0.413" Dia (10.50mm)
Case / SizeRadial, Vertical Cylinder
Package / CaseRadial, Vertical Cylinder
SupplierBourns Inc.
DescriptionFIXED IND 18MH 21MA 17 OHM TH
SeriesRL181S
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingShielded
Q @ Frequency100 @ 50kHz
Self Resonant Frequency190kHz
Inductance Test Frequency1 kHz
Mounting TypeThrough Hole
Height - Seated (Max)0.551" (14.00mm)

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