Inductors, Coils, Chokes

SRF1280A-3R3Y

Active

INDUCTOR POWER SHIELDED WIREWOUND 3.3UH/11.32UH 30% 100KHZ FERRITE 10.4A/5.23A 0.011OHM/0.04OHM DCR AUTOMOTIVE AEC-Q200 T/R

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsTechnical Data Sheet EN Enhanced Product Overview EN +3

Inductors, Coils, Chokes

SRF1280A-3R3Y

Active

Bourns Inc.

INDUCTOR POWER SHIELDED WIREWOUND 3.3UH/11.32UH 30% 100KHZ FERRITE 10.4A/5.23A 0.011OHM/0.04OHM DCR AUTOMOTIVE AEC-Q200 T/R

Deep-Dive with AI

DocumentsTechnical Data Sheet EN Enhanced Product Overview EN +3

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SRF1280A-3R3Y

Current Rating - Parallel	10.4 A
Current Rating - Series	5.23 A
Current Saturation - Parallel	21.5 A
Current Saturation - Series	10.8 A
DC Resistance (DCR) - Parallel	11 mOhm
DC Resistance (DCR) - Series [Max]	40 mOhm
Height [z]	8 mm
Height [z]	0.315 in
Inductance - Connected In Parallel	3.3 µH
Inductance - Connected In Series	13.2 µH
Mounting Type	Surface Mount
Number of Coils	2
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 C
Package / Case	Nonstandard
Ratings	AEC-Q200
Shielding	Shielded
Size / Dimension [x]	12.5 mm
Size / Dimension [x]	0.492 "
Size / Dimension [y]	0.492 "
Size / Dimension [y]	12.5 mm
Tolerance	30 %

SRF1280A Series

Part	DC Resistance (DCR) - Series [Max]	Operating Temperature [Max]	Operating Temperature [Min]	Ratings	Current Saturation - Series	Number of Coils	Inductance - Connected In Series	Current Rating - Parallel	Tolerance	Package / Case	Height [z]	Height [z]	Current Saturation - Parallel	DC Resistance (DCR) - Parallel [Max]	Inductance - Connected In Parallel	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [y]	Size / Dimension [x]	Shielding	Mounting Type	Current Rating - Series	DC Resistance (DCR) - Parallel	DC Resistance (DCR) - Series
Bourns Inc. SRF1280A-100M	92.1 mOhm	125 °C	-40 C	AEC-Q200	5.6 A	2	40 µH	6.04 A	20 %	Nonstandard	8 mm	0.315 in	11.2 A	24.1 mOhm	10 µH	12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount
Bourns Inc. SRF1280A-220M		125 °C	-40 C	AEC-Q200	3.78 A	2	88 µH	4 A	20 %	Nonstandard	8 mm	0.315 in	7.57 A			12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount	2 A	50.3 mOhm	192 mOhm
Bourns Inc. SRF1280A-821M		125 °C	-40 C	AEC-Q200	633 mA	2	3.28 mH	650 mA	20 %	Nonstandard	8 mm	0.315 in	1.27 A	1.632 Ohm	820 µH	12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount	325 mA		5.896 Ohm
Bourns Inc. SRF1280A-3R3Y	40 mOhm	125 °C	-40 C	AEC-Q200	10.8 A	2	13.2 µH	10.4 A	30 %	Nonstandard	8 mm	0.315 in	21.5 A		3.3 µH	12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount	5.23 A	11 mOhm
Bourns Inc. SRF1280A-331M		125 °C	-40 C	AEC-Q200	1.01 A	2	1.32 mH	1.04 A	20 %	Nonstandard	8 mm	0.315 in	2.01 A		330 µH	12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount	522 mA	540 mOhm	2.172 Ohm
Bourns Inc. SRF1280A-820M	578 mOhm	125 °C	-40 C	AEC-Q200	2.03 A	2	328 µH	2.09 A	20 %	Nonstandard	8 mm	0.315 in	4.06 A		82 µH	12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount	1.04 A	153 mOhm
Bourns Inc. SRF1280A-150M		125 °C	-40 C	AEC-Q200	4.83 A	2	60 µH	5.03 A	20 %	Nonstandard	8 mm	0.315 in	9.66 A		15 µH	12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount	2.51 A	33.3 mOhm	129 mOhm
Bourns Inc. SRF1280A-652Y		125 °C	-40 C	AEC-Q200		2				Nonstandard	8 mm	0.315 in				12.5 mm	0.492 "	12.5 mm	0.492 "	Shielded	Surface Mount

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	1469	$ 1.91
Mouser	N/A	1	$ 1.91
		10	$ 1.58
		25	$ 1.38
		100	$ 1.30
		250	$ 1.15
		400	$ 1.08
		800	$ 1.00
		2400	$ 0.96
Newark	Each (Supplied on Cut Tape)	1	$ 2.34
		10	$ 1.61
		25	$ 1.52
		50	$ 1.41
		100	$ 1.32

Description

General part information

SRF1280A Series

INDUCTOR POWER SHIELDED WIREWOUND 3.3UH/11.32UH 30% 100KHZ FERRITE 10.4A/5.23A 0.011OHM/0.04OHM DCR AUTOMOTIVE AEC-Q200 T/R

Documents

Technical documentation and resources

SRF1280A-3R3Y

Deep-Dive with AI

SRF1280A-3R3Y

Deep-Dive with AI

Technical Specifications

SRF1280A Series

Pricing

Description

SRF1280A Series

Documents

Technical Data Sheet EN

Enhanced Product Overview EN

Technical Data Sheet EN

Product Change Notice EN

SRF1280A-3R3Y | Datasheet

SRF1280A Series