Specification	18R254C

Current Rating (Amps)	800 mA
DC Resistance (DCR) [Max]	255 mOhm
Frequency - Self Resonant	3.85 MHz
Height - Seated (Max)	15.9 mm
Height - Seated (Max) [Max]	0.626 in
Inductance	250 µH
Inductance Frequency - Test	1 kHz
Mounting Type	Through Hole
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	0 °C
Package / Case	Radial, Vertical Cylinder
Q @ Freq	40, 100 kHz
Shielding	Unshielded
Size / Dimension [diameter]	13.7 mm
Size / Dimension [diameter]	0.539 in
Supplier Device Package	Radial Lead
Tolerance	10 %
Type	Wirewound

18R Series

Part	Size / Dimension [diameter]	Size / Dimension [diameter]	Inductance Frequency - Test	DC Resistance (DCR) [Max]	Height - Seated (Max) [Max]	Height - Seated (Max)	Operating Temperature [Max]	Q @ Freq	Type	Shielding	Mounting Type	Frequency - Self Resonant	Tolerance	Package / Case	Inductance	Current Rating (Amps)	Q @ Freq [custom]	Q @ Freq [custom]	Supplier Device Package	DC Resistance (DCR)
Murata Electronics 18R105C	13.7 mm	0.539 in	1 kHz	1 Ohm	0.626 in	15.9 mm	70 °C	50 kHz 92	Wirewound	Unshielded	Through Hole	1.82 MHz	10 %	Radial Vertical Cylinder	1 mH	0.44 A
Murata Electronics 18R473C	13.7 mm	0.539 in	1 kHz	55 mOhm	0.626 in	15.9 mm	70 °C	46 500 kHz	Wirewound	Unshielded	Through Hole		10 %	Radial Vertical Cylinder	47 µH	1.65 A
Murata Electronics 18R103C	13.7 mm	0.539 in	1 kHz	15 mOhm	0.626 in	15.9 mm	70 °C		Wirewound	Unshielded	Through Hole	23.8 MHz	10 %	Radial Vertical Cylinder	10 µH	3.45 A	59	500 kHz
Murata Electronics 18R154C	13.7 mm	0.539 in	1 kHz	165 mOhm	0.626 in	15.9 mm	70 °C	40 100 kHz	Wirewound	Unshielded	Through Hole	5.58 MHz	10 %	Radial Vertical Cylinder	150 µH	1.1 A
Murata Electronics 18R254C	13.7 mm	0.539 in	1 kHz	255 mOhm	0.626 in	15.9 mm	70 °C	40 100 kHz	Wirewound	Unshielded	Through Hole	3.85 MHz	10 %	Radial Vertical Cylinder	250 µH	800 mA			Radial Lead
Murata Electronics 18R106C	13.7 mm	0.539 in	1 kHz	12 Ohm	0.626 in	15.9 mm	70 °C		Wirewound	Unshielded	Through Hole		10 %	Radial Vertical Cylinder	10 mH	130 mA	142	40 kHz	Radial Lead
Murata Electronics 18R153C	13.7 mm	0.539 in	1 kHz	18 mOhm	0.626 in	15.9 mm	70 °C	55 500 kHz	Wirewound	Unshielded	Through Hole	17 MHz	10 %	Radial Vertical Cylinder	15 µH	3 A			Radial Lead
Murata Electronics 18R104C	13.7 mm	0.539 in	1 kHz		0.626 in	15.9 mm	70 °C	40 100 kHz	Wirewound	Unshielded	Through Hole	7.4 MHz	10 %	Radial Vertical Cylinder	100 µH	1.2 A				100 mOhm
Murata Electronics 18R475C	13.7 mm	0.539 in	1 kHz	4.6 Ohm	0.626 in	15.9 mm	70 °C	40 kHz 126	Wirewound	Unshielded	Through Hole	870 kHz	10 %	Radial Vertical Cylinder	4.7 mH	0.2 A			Radial Lead
Murata Electronics 18R682C	13.7 mm	0.539 in	1 kHz	12 mOhm	0.626 in	15.9 mm	70 °C	73 500 kHz	Wirewound	Unshielded	Through Hole	26.3 MHz	10 %	Radial Vertical Cylinder	6.8 µH	4.15 A			Radial Lead

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Bulk	100	$ 1.29
	N/A	0	$ 1.29
Newark	Each	100	$ 1.41
		250	$ 1.34
		500	$ 1.26
		1000	$ 1.21

Description

General part information

18R Series

250 µH Unshielded Wirewound Inductor 800 mA 255mOhm Max Radial, Vertical Cylinder

Documents

Technical documentation and resources

Product Change Notice EN

Datasheet

Power Magnetics Selection Guide

Datasheet