PM74SB-271K-RC

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Bourns Inc.

330MA 270UH ±10% 530MA SMD,7.8X7MM POWER INDUCTORS ROHS

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PM74SB-271K-RC

Active

Bourns Inc.

330MA 270UH ±10% 530MA SMD,7.8X7MM POWER INDUCTORS ROHS

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Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	PM74SB-271K-RC

Current - Saturation (Isat)	530 mA
Current Rating (Amps)	0.33 A
DC Resistance (DCR) [Max]	1.3 Ohm
Frequency - Self Resonant	4 MHz
Height - Seated (Max) [Max] [z]	0.193 "
Height - Seated (Max) [Max] [z]	4.9 mm
Inductance	270 µH
Inductance Frequency - Test	100 kHz
Material - Core	Ferrite
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Package / Case	Nonstandard
Shielding	Shielded
Size / Dimension [x]	0.307 in
Size / Dimension [x]	7.8 mm
Size / Dimension [y]	0.276 in
Size / Dimension [y]	7 mm
Tolerance	10 %
Type	Wirewound, Drum Core

PM74SB Series

Part	DC Resistance (DCR)	Current Rating (Amps)	Mounting Type	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Inductance Frequency - Test	Material - Core	Operating Temperature [Max]	Operating Temperature [Min]	Type	Height - Seated (Max) [Max] [z]	Height - Seated (Max) [Max] [z]	Current - Saturation (Isat)	Frequency - Self Resonant	Package / Case	Shielding	Tolerance	Inductance	DC Resistance (DCR) [Max]
Bourns Inc. PM74SB-330L-RC	180 mOhm	970 mA	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	1.16 A	15 MHz	Nonstandard	Shielded	15 %	33 µH
Bourns Inc. PM74SB-151K-RC		0.44 A	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	560 mA	6 MHz	Nonstandard	Shielded	10 %	150 µH	940 mOhm
Bourns Inc. PM74SB-470L-RC	270 mOhm	800 mA	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	950 mA	12 MHz	Nonstandard	Shielded	15 %	47 µH
Bourns Inc. PM74SB-180M-RC	100 mOhm	1.29 A	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	1.55 A	19 MHz	Nonstandard	Shielded	20 %	18 µH
Bourns Inc. PM74SB-390L-RC	180 mOhm	910 mA	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	1.1 A	14 MHz	Nonstandard	Shielded	15 %	39 µH
Bourns Inc. PM74SB-100M-RC		1.65 A	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	2 A	26 MHz	Nonstandard	Shielded	20 %	10 µH	70 mOhm
Bourns Inc. PM74SB-820L-RC		0.62 A	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	720 mA	9 MHz	Nonstandard	Shielded	15 %	82 µH	430 mOhm
Bourns Inc. PM74SB-221K-RC	1.18 Ohm	360 mA	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	550 mA	5 MHz	Nonstandard	Shielded	10 %	220 µH
Bourns Inc. PM74SB-271K-RC		0.33 A	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	530 mA	4 MHz	Nonstandard	Shielded	10 %	270 µH	1.3 Ohm
Bourns Inc. PM74SB-101K-RC		0.55 A	Surface Mount	0.276 in	0.307 in	7 mm	7.8 mm	100 kHz	Ferrite	125 °C	-40 °C	Drum Core Wirewound	0.193 "	4.9 mm	640 mA	8 MHz	Nonstandard	Shielded	10 %	100 µH	490 mOhm

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tape & Reel (TR)	1000	$ 0.80
LCSC	Piece	1	$ 1.43
		200	$ 0.57
		500	$ 0.55
		1000	$ 0.54

Description

General part information

PM74SB Series

270 µH Shielded Drum Core, Wirewound Inductor 330 mA 1.3Ohm Max Nonstandard

Documents

Technical documentation and resources