1255AY-3R9N=P3

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Murata Electronics

FIXED IND 3.9UH 4.2A 22MOHM SMD

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1255AY-3R9N=P3

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Murata Electronics

FIXED IND 3.9UH 4.2A 22MOHM SMD

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Specifications Pricing Series Description Documents

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	$ 0.45
		10	$ 0.39
		25	$ 0.36
		50	$ 0.32
		100	$ 0.29
		250	$ 0.27
		500	$ 0.23
	Digi-Reel®	1	$ 0.45
		10	$ 0.39
		25	$ 0.36
		50	$ 0.32
		100	$ 0.29
		250	$ 0.27
		500	$ 0.23
	Tape & Reel (TR)	1500	$ 0.16

Description

General part information

1255AY Series

3.9 µH Shielded Drum Core, Wirewound Inductor 4.2 A 22mOhm Nonstandard

Documents

Technical documentation and resources

Datasheet

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	1255AY-3R9N=P3	1255AY Series

Current - Saturation (Isat)	4.7 A	1.2 - 900 A
Current Rating (Amps)	4.2 A	1 - 900 A
DC Resistance (DCR)	22 mOhm	14 - 460 mOhm
Height - Seated (Max)	4.5 mm	4.5 mm
Height - Seated (Max) [Max]	0.177 "	0.177 "
Inductance	3.9 µH	1.8 - 100 µH
Inductance Frequency - Test	100 kHz	100 kHz
Material - Core	Ferrite	Ferrite
Mounting Type	Surface Mount	Surface Mount
Operating Temperature [Max]	85 °C	85 °C
Operating Temperature [Min]	-40 °C	-40 °C
Package / Case	Nonstandard	Nonstandard
Shielding	Shielded	Shielded
Size / Dimension [x]	6.3 mm	6.3 mm
Size / Dimension [x]	0.248 in	0.248 in
Size / Dimension [y]	0.248 in	0.248 in
Size / Dimension [y]	6.3 mm	6.3 mm
Tolerance	30 %	20 - 30 %
Type	Wirewound, Drum Core	Wirewound, Drum Core

1255AY Series

FIXED IND 3.9UH 4.2A 22MOHM SMD

Part	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Type	Operating Temperature [Max]	Operating Temperature [Min]	Tolerance	Material - Core	Height - Seated (Max) [Max]	Height - Seated (Max)	Shielding	Inductance Frequency - Test	Inductance	Package / Case	Mounting Type	Current - Saturation (Isat)	Current Rating (Amps)	DC Resistance (DCR)
Murata Electronics 1255AY-3R9N=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound	85 °C	-40 °C	30 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	3.9 µH	Nonstandard	Surface Mount	4.7 A	4.2 A	22 mOhm
Murata Electronics 1255AY-101M=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			20 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	100 µH	Nonstandard	Surface Mount	900 mA	900 mA	460 mOhm
Murata Electronics 1255AY-3R3N=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			30 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	3.3 µH	Nonstandard	Surface Mount	5.2 A	4.4 A	21 mOhm
Murata Electronics 1255AY-6R8M=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound	85 °C	-40 °C	20 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	6.8 µH	Nonstandard	Surface Mount	3.6 A	3.4 A	36 mOhm
Murata Electronics 1255AY-1R8N=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			30 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	1.8 µH	Nonstandard	Surface Mount	6.8 A	5.3 A	14 mOhm
Murata Electronics 1255AY-2R7N=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			30 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	2.7 µH	Nonstandard	Surface Mount	5.6 A	4.6 A	18 mOhm
Murata Electronics 1255AY-220M=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			20 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	22 µH	Nonstandard	Surface Mount	2 A	1.9 A	98 mOhm
Murata Electronics 1255AY-270M=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			20 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	27 µH	Nonstandard	Surface Mount	1.8 A	1.8 A	135 mOhm
Murata Electronics 1255AY-150M=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			20 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	15 µH	Nonstandard	Surface Mount	2.5 A	2.4 A	63 mOhm
Murata Electronics 1255AY-680M=P3	6.3 mm	0.248 in	0.248 in	6.3 mm	Drum Core, Wirewound			20 %	Ferrite	0.177 "	4.5 mm	Shielded	100 kHz	68 µH	Nonstandard	Surface Mount	1.2 A	1 A	310 mOhm