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-121J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	4,031	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	1.2 µH	±5%	613 mA	-	Unshielded	470mOhm Max	30 @ 7.9MHz	76MHz	-	-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)
SMRF1812-823JLF MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	2,692	-	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)
SMRF1812S-103K MOLDED SHIELDED INDUCTOR Gowanda Electronics	4,366	-	RFQ	Datasheet	SMRF1812S	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	100 µH	±10%	234 mA	105mA	Shielded	3.66Ohm Max	40 @ 790kHz	7MHz	-	-55°C ~ 125°C	790 kHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)
SMRF1812-015M MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	4,754	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Phenolic	15 nH	±20%	1.23 A	-	Unshielded	100mOhm Max	40 @ 50MHz	1GHz	-	-55°C ~ 125°C	50 MHz	-	Surface Mount	1812	0.175" L x 0.126" W (4.45mm x 3.20mm)	0.138" (3.50mm)
SMRF1812S-104K MOLDED SHIELDED INDUCTOR Gowanda Electronics	1,672	-	RFQ	Datasheet	SMRF1812S	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	1 mH	±10%	85 mA	37mA	Shielded	27.7Ohm Max	40 @ 790kHz	2MHz	-	-55°C ~ 125°C	790 kHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)
SMRF1812T-562J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	1,101	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	56 µH	±5%	127 mA	-	Unshielded	11Ohm Max	35 @ 2.5MHz	9.6MHz	-	-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)
SMRF1812-393J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	3,489	-	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)
SMRF1812-123J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	1,141	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	120 µH	±5%	158 mA	-	Unshielded	8Ohm Max	40 @ 790kHz	6MHz	-	-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-680J MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	2,241	-	RFQ	Datasheet	SMRF1812T	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Iron Powder	680 nH	±5%	897 mA	-	Unshielded	220mOhm Max	45 @ 25MHz	110MHz	-	-55°C ~ 125°C	25 MHz	-	Surface Mount	1812	0.177" L x 0.126" W (4.50mm x 3.20mm)	0.138" (3.50mm)
SMRF1812-563JLF MOLDED UNSHIELDED INDUCTOR Gowanda Electronics	2,783	-	RFQ	Datasheet	SMRF1812	1812 (4532 Metric)	Tape & Reel (TR)	Active	Molded	Ferrite	560 µH	±5%	82 mA	-	Unshielded	30Ohm Max	30 @ 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)

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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.