SRR1240-270M

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Bourns Inc.

POWER INDUCTOR (SMD), 27 ΜH, 2.55 A, SHIELDED, 2.35 A, SRR1240 SERIES

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SRR1240-270M

Active

Bourns Inc.

POWER INDUCTOR (SMD), 27 ΜH, 2.55 A, SHIELDED, 2.35 A, SRR1240 SERIES

Deep-Dive with AI

DocumentsEnhanced Product Overview EN Technical Data Sheet EN +1

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SRR1240-270M

Current - Saturation (Isat)	2.35 A
Current Rating (Amps)	2.55 A
DC Resistance (DCR) [Max]	85 mOhm
Frequency - Self Resonant	15.5 MHz
Height - Seated (Max)	4.5 mm
Height - Seated (Max) [Max]	0.177 "
Inductance	27 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
Q @ Freq	16, 2.52 MHz
Shielding	Shielded
Size / Dimension [x]	0.492 in
Size / Dimension [x]	12.5 mm
Size / Dimension [y]	0.492 "
Size / Dimension [y]	12.5 mm
Tolerance	20 %
Type	Wirewound, Drum Core

SRR1240 Series

Part	Height - Seated (Max) [Max]	Height - Seated (Max)	Inductance	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Current - Saturation (Isat)	Tolerance	Q @ Freq	Material - Core	Mounting Type	Operating Temperature [Max]	Operating Temperature [Min]	Inductance Frequency - Test	Current Rating (Amps)	Frequency - Self Resonant	DC Resistance (DCR) [Max]	Package / Case	Type	Shielding	DC Resistance (DCR)
Bourns Inc. SRR1240-6R8M	0.177 "	4.5 mm	6.8 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	4.7 A	20 %	7.96 MHz 14	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	5.2 A	34 MHz	23 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-1R5Y	0.177 "	4.5 mm	1.5 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	9 A	30 %	7.96 MHz 16	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	9.2 A	80 MHz	9.5 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-3R9Y	0.177 "	4.5 mm	3.9 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	6.2 A	30 %	7.96 MHz 14	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	6.35 A	39 MHz	15 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-100M	0.177 "	4.5 mm	10 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	4 A	20 %	2.52 MHz 17	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	4 A	27 MHz	32 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-5R6M	0.177 "	4.5 mm	5.6 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	5.1 A	20 %	7.96 MHz 14	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	5.4 A	35 MHz		Nonstandard	Drum Core Wirewound	Shielded	20 mOhm
Bourns Inc. SRR1240-270M	0.177 "	4.5 mm	27 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	2.35 A	20 %	2.52 MHz 16	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	2.55 A	15.5 MHz	85 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-331K	0.177 "	4.5 mm	330 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	750 mA	10 %	12 796 kHz	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	750 mA	5.5 MHz	950 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-271K	0.177 "	4.5 mm	270 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	800 mA	10 %	10 796 kHz	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	800 mA	6 MHz	780 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-101K	0.177 "	4.5 mm	100 µH	0.492 in	0.492 "	12.5 mm	12.5 mm	1.2 A	10 %	14 796 kHz	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	1.25 A	8 MHz	300 mOhm	Nonstandard	Drum Core Wirewound	Shielded
Bourns Inc. SRR1240-121K	0.177 "	4.5 mm		0.492 in	0.492 "	12.5 mm	12.5 mm	1.15 A	10 %	12 796 kHz	Ferrite	Surface Mount	125 °C	-40 °C	100 kHz	1.2 A	7.8 MHz		Nonstandard	Drum Core Wirewound	Shielded

Pricing

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

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 1.18
		10	$ 1.00
		25	$ 0.91
		50	$ 0.85
		100	$ 0.71
		250	$ 0.65
	Digi-Reel®	1	$ 1.18
		10	$ 1.00
		25	$ 0.91
		50	$ 0.85
		100	$ 0.71
		250	$ 0.65
	Tape & Reel (TR)	800	$ 0.58
		1600	$ 0.56
		2400	$ 0.55
		5600	$ 0.53

Description

General part information

SRR1240 Series

27 µH Shielded Drum Core, Wirewound Inductor 2.55 A 85mOhm Max Nonstandard

Documents

Technical documentation and resources

Enhanced Product Overview EN

Datasheet

Technical Data Sheet EN

Datasheet