Fixed Inductors

Use the filters and product table below to compare Fixed Inductors components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Type	Material - Core	Inductance	Tolerance	Current Rating (Amps)	Current - Saturation (Isat)	Shielding	DC Resistance (DCR)	Q @ Freq	Frequency - Self Resonant	Ratings	Operating Temperature	Inductance Frequency - Test	Features	Mounting Type	Supplier Device Package	Size / Dimension	Height - Seated (Max)
SMRF1812T-681J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	4,992	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	6.8 µH	±5%	369 mA	-	Unshielded	1.3Ohm Max	25 @ 7.9MHz	27MHz	-	-55°C ~ 125°C	7.9 MHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)
SMRF1812-393JLF MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	3,945	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	390 µH	±5%	112 mA	-	Unshielded	16Ohm Max	40 @ 790kHz	3MHz	-	-55°C ~ 125°C	790 kHz	-	Surface Mount	1812	0.175" L x 0.126" W (4.45mm x 3.20mm)	0.138" (3.50mm)
SMRF1812-183J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	3,751	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	180 µH	±5%	145 mA	-	Unshielded	9.5Ohm Max	40 @ 790kHz	5MHz	-	-55°C ~ 125°C	790 kHz	-	Surface Mount	1812	0.175" L x 0.126" W (4.45mm x 3.20mm)	0.138" (3.50mm)
SMRF1812-823J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	1,919	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	820 µH	±5%	76 mA	-	Unshielded	35Ohm Max	30 @ 790kHz	2.5MHz	-	-55°C ~ 125°C	790 kHz	-	Surface Mount	1812	0.175" L x 0.126" W (4.45mm x 3.20mm)	0.138" (3.50mm)
SMRF1812-183JLF MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	1,343	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	180 µH	±5%	145 mA	-	Unshielded	9.5Ohm Max	40 @ 790kHz	5MHz	-	-55°C ~ 125°C	790 kHz	-	Surface Mount	1812	0.175" L x 0.126" W (4.45mm x 3.20mm)	0.138" (3.50mm)
SMRF1812T-101J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	3,959	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	1 µH	±5%	641 mA	-	Unshielded	430mOhm Max	30 @ 7.9MHz	82MHz	-	-55°C ~ 125°C	7.9 MHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)
SMRF1812-333JLF MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	2,766	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	330 µH	±5%	120 mA	-	Unshielded	14Ohm Max	40 @ 790kHz	3.5MHz	-	-55°C ~ 125°C	790 kHz	-	Surface Mount	1812	0.175" L x 0.126" W (4.45mm x 3.20mm)	0.138" (3.50mm)
SMRF1812T-561J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	4,953	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	5.6 µH	±5%	384 mA	-	Unshielded	1.2Ohm Max	25 @ 7.9MHz	33MHz	-	-55°C ~ 125°C	7.9 MHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)
SMRF1812T-392J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	3,469	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	39 µH	±5%	155 mA	-	Unshielded	7.4Ohm Max	30 @ 2.5MHz	12MHz	-	-55°C ~ 125°C	2.5 MHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)
SMRF1812T-682J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	1,488	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	68 µH	±5%	121 mA	-	Unshielded	12Ohm Max	35 @ 2.5MHz	8.8MHz	-	-55°C ~ 125°C	2.5 MHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)

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FREQUENTLY ASKED QUESTIONS

Fixed Inductors FAQ

Common questions about filtering, comparing and sourcing Fixed Inductors components.

How can I narrow the Fixed Inductors selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Fixed Inductors part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.