Inductors, Coils, Chokes

77F271J-TR-RC

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Bourns Inc.

FIXED IND 270UH 145MA 6 OHM TH

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Inductors, Coils, Chokes

77F271J-TR-RC

Active

Bourns Inc.

FIXED IND 270UH 145MA 6 OHM TH

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	77F271J-TR-RC

Current Rating (Amps)	0.145 A
DC Resistance (DCR) [Max]	6 Ohm
Frequency - Self Resonant	2.6 MHz
Inductance	270 µH
Inductance Frequency - Test	0.796 MHz
Material - Core	Ferrite
Mounting Type	Through Hole
Operating Temperature [Max]	105 ░C
Operating Temperature [Min]	-55 C
Package / Case	Axial
Q @ Freq [custom]	796 kHz
Q @ Freq [custom]	60
Shielding	Unshielded
Size / Dimension [diameter]	3.99 mm, 0.157 "
Size / Dimension [x]	10.41 mm, 0.41 "
Tolerance	5 %
Type	Drum Core, Wirewound

77F Series

Part	DC Resistance (DCR) [Max]	Current Rating (Amps)	Material - Core	Q @ Freq	Tolerance	Type	Shielding	Size / Dimension [x]	Size / Dimension [diameter]	Inductance	Inductance Frequency - Test	Operating Temperature [Min]	Operating Temperature [Max]	Frequency - Self Resonant	Mounting Type	Package / Case	DC Resistance (DCR)	Q @ Freq [custom]	Q @ Freq [custom]
Bourns Inc. 77F1R0K-TR-RC	170 mOhm	920 mA	Ferrite	25.2 MHz 50	10 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	1 µH	25.2 MHz	-55 C	105 ░C	157 MHz	Through Hole	Axial
Bourns Inc. 77F120K-TR-RC		480 mA	Ferrite	2.52 MHz 75	10 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	12 µH	2.52 MHz	-55 C	105 ░C	34 MHz	Through Hole	Axial	700 mOhm
Bourns Inc. 77F1R5K-TR-RC		830 mA	Ferrite	7.96 MHz 50	10 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	1.5 µH	7.96 MHz	-55 C	105 ░C	131 MHz	Through Hole	Axial	200 mOhm
Bourns Inc. 77F102J	14 Ohm	100 mA	Ferrite	50 796 kHz	5 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	1 mH	0.796 MHz	-55 C	105 ░C	1.4 MHz	Through Hole	Axial
Bourns Inc. 77F180K-TR-RC	800 mOhm	430 mA	Ferrite	2.52 MHz 60	10 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	18 µH	2.52 MHz	-55 C	105 ░C	14 MHz	Through Hole	Axial
Bourns Inc. 77F100K	580 mOhm	0.5 A	Ferrite		10 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	10 µH	2.52 MHz	-55 C	105 ░C	45 MHz	Through Hole	Axial		85	2.52 MHz
Bourns Inc. 77F101J	1.8 Ohm	275 mA	Ferrite	30 796 kHz	5 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	100 µH	0.796 MHz	-55 C	105 ░C	4.8 MHz	Through Hole	Axial
Bourns Inc. 77F470J-TR-RC	1.3 Ohm	0.34 A	Ferrite		5 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	47 µH	2.52 MHz	-55 C	105 ░C	6.3 MHz	Through Hole	Axial		45	2.52 MHz
Bourns Inc. 77F271J-TR-RC	6 Ohm	0.145 A	Ferrite		5 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	270 µH	0.796 MHz	-55 C	105 ░C	2.6 MHz	Through Hole	Axial		60	796 kHz
Bourns Inc. 77F151J-TR-RC	4 Ohm	175 mA	Ferrite		5 %	Drum Core Wirewound	Unshielded	0.41 " 10.41 mm	0.157 " 3.99 mm	150 µH	0.796 MHz	-55 C	105 ░C	3.5 MHz	Through Hole	Axial		60	796 kHz

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	$ 0.27
		10	$ 0.22
		25	$ 0.20
		50	$ 0.18
		100	$ 0.16
		250	$ 0.16
		500	$ 0.14
		1000	$ 0.11
		2500	$ 0.11
	N/A	4387	$ 0.21
	Tape & Reel (TR)	5000	$ 0.10
		10000	$ 0.10
		25000	$ 0.10
		50000	$ 0.09

Description

General part information

77F Series

270 µH Unshielded Drum Core, Wirewound Inductor 145 mA 6Ohm Max Axial

Documents

Technical documentation and resources