Inductors, Coils, Chokes

SDR0603-3R9ML

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Bourns Inc.

POWER INDUCTOR (SMD), 3.9 ΜH, 2.1 A, UNSHIELDED, 2.2 A, SDR0603 SERIES

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DocumentsDatasheet Product Change Notice EN

Inductors, Coils, Chokes

SDR0603-3R9ML

Active

Bourns Inc.

POWER INDUCTOR (SMD), 3.9 ΜH, 2.1 A, UNSHIELDED, 2.2 A, SDR0603 SERIES

Deep-Dive with AI

DocumentsDatasheet Product Change Notice EN

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SDR0603-3R9ML

Current - Saturation (Isat)	2.2 A
Current Rating (Amps)	2.1 A
DC Resistance (DCR) [Max]	50 mOhm
Frequency - Self Resonant	62 MHz
Height - Seated (Max) [Max]	0.154 in
Height - Seated (Max) [Max]	3.9 mm
Inductance	3.9 µH
Inductance Frequency - Test	1 kHz
Material - Core	Ferrite
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 C
Package / Case	Nonstandard
Q @ Freq	22, 7.96 MHz
Shielding	Unshielded
Size / Dimension [x]	5.8 mm
Size / Dimension [x]	0.228 in
Size / Dimension [y]	0.228 in
Size / Dimension [y]	5.8 mm
Tolerance	20 %
Type	Drum Core, Wirewound

SDR0603 Series

Part	Shielding	Inductance Frequency - Test	Current Rating (Amps)	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [y]	Height - Seated (Max) [Max]	Height - Seated (Max) [Max]	Frequency - Self Resonant	Package / Case	Material - Core	DC Resistance (DCR) [Max]	Tolerance	Q @ Freq [custom]	Q @ Freq [custom]	Inductance	Type	Operating Temperature [Max]	Operating Temperature [Min]	Mounting Type	Current - Saturation (Isat)	DC Resistance (DCR)	Q @ Freq
Bourns Inc. SDR0603-101KL	Unshielded	1 kHz	0.38 A	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	10 MHz	Nonstandard	Ferrite	950 mOhm	10 %	28	796 kHz	100 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	660 mA
Bourns Inc. SDR0603-5R0ML	Unshielded	1 kHz	1.6 A	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	50 MHz	Nonstandard	Ferrite		20 %	19	7.96 MHz	5 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	2.1 A	70 mOhm
Bourns Inc. SDR0603-221KL	Unshielded	1 kHz	0.26 A	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	6 MHz	Nonstandard	Ferrite	2 Ohm	10 %	26	796 kHz	220 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	460 mA
Bourns Inc. SDR0603-470KL	Unshielded	1 kHz	0.52 A	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	13 MHz	Nonstandard	Ferrite		10 %			47 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	620 mA	550 mOhm	2.52 MHz 20
Bourns Inc. SDR0603-220ML	Unshielded	1 kHz	750 mA	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	30 MHz	Nonstandard	Ferrite	280 mOhm	20 %			22 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	960 mA		2.52 MHz 20
Bourns Inc. SDR0603-121KL	Unshielded	1 kHz	360 mA	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	8 MHz	Nonstandard	Ferrite	1.1 Ohm	10 %				Drum Core Wirewound	125 °C	-40 C	Surface Mount	0.6 A		27 796 kHz
Bourns Inc. SDR0603-150ML	Unshielded	1 kHz	930 mA	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	28 MHz	Nonstandard	Ferrite	180 mOhm	20 %			15 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	1.1 A		22
Bourns Inc. SDR0603-7R5ML	Unshielded	1 kHz	1.29 A	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	38 MHz	Nonstandard	Ferrite	120 mOhm	20 %	19	7.96 MHz	7.5 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	1.6 A
Bourns Inc. SDR0603-120ML	Unshielded	1 kHz	1.02 A	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	30 MHz	Nonstandard	Ferrite	160 mOhm	20 %			12 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	1.3 A		2.52 MHz 23
Bourns Inc. SDR0603-3R9ML	Unshielded	1 kHz	2.1 A	0.228 in	5.8 mm	0.228 in	5.8 mm	0.154 in	3.9 mm	62 MHz	Nonstandard	Ferrite	50 mOhm	20 %			3.9 µH	Drum Core Wirewound	125 °C	-40 C	Surface Mount	2.2 A		7.96 MHz 22

Pricing

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

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 0.25
	Tape & Reel (TR)	1200	$ 0.25
Newark	Each (Supplied on Full Reel)	1	$ 0.27
		5000	$ 0.27
		10000	$ 0.25
		20000	$ 0.23
		30000	$ 0.21
		50000	$ 0.20

Description

General part information

SDR0603 Series

3.9 µH Unshielded Drum Core, Wirewound Inductor 2.1 A 50mOhm Max Nonstandard

Documents

Technical documentation and resources

Datasheet

Product Change Notice EN

Datasheet