JFETs

Review JFETs Transistors components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.

If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.

Mfr. Part #	Availability	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	FET Type	Voltage - Breakdown (V(BR)GSS)	Drain to Source Voltage (Vdss)	Current - Drain (Idss) @ Vds (Vgs=0)	Current Drain (Id) - Max	Voltage - Cutoff (VGS off) @ Id	Input Capacitance (Ciss) (Max) @ Vds	Resistance - RDS(On)	Power - Max	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
2N5639RLRAG JFET N-CH 35V TO92 onsemi	5,917	RFQ	Datasheet	-	TO-226-3, TO-92-3 Long Body, Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	35 V	30 V	25 mA @ 20 V	-	-	10pF @ 12V (VGS)	60 Ohms	310 mW	-65°C ~ 150°C (TJ)	-	-	Through Hole	TO-92 (TO-226)
2N5638RLRAG JFET N-CH 35V TO92 onsemi	3,843	RFQ	Datasheet	-	TO-226-3, TO-92-3 Long Body, Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	35 V	30 V	50 mA @ 20 V	-	-	10pF @ 12V (VGS)	30 Ohms	310 mW	-65°C ~ 150°C (TJ)	-	-	Through Hole	TO-92 (TO-226)
2N5639G JFET N-CH 35V TO92 onsemi	7,465	RFQ	Datasheet	-	TO-226-3, TO-92-3 Long Body	Bulk	Obsolete	N-Channel	35 V	30 V	25 mA @ 20 V	-	-	10pF @ 12V (VGS)	60 Ohms	310 mW	-65°C ~ 150°C (TJ)	-	-	Through Hole	TO-92 (TO-226)
2SK937Y4-AA NCH J-FET onsemi	4,650	RFQ	Datasheet	*	-	Bulk	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2N5638RLRA JFET N-CH 35V TO92 onsemi	7,796	RFQ	Datasheet	-	TO-226-3, TO-92-3 Long Body, Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	35 V	30 V	50 mA @ 20 V	-	-	10pF @ 12V (VGS)	30 Ohms	310 mW	-65°C ~ 150°C (TJ)	-	-	Through Hole	TO-92 (TO-226)
J111RLRAG JFET N-CH 35V TO92 onsemi	6,588	RFQ	Datasheet	-	TO-226-3, TO-92-3 Long Body, Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	35 V	-	20 mA @ 15 V	-	3 V @ 1 µA	-	30 Ohms	350 mW	-65°C ~ 150°C (TJ)	-	-	Through Hole	TO-92 (TO-226)
2SK3738-TL-E JFET N-CH 40V 1MA SMCP onsemi	7,550	RFQ	Datasheet	-	SC-75, SOT-416	Tape & Reel (TR)	Obsolete	N-Channel	40 V	40 V	50 µA @ 10 V	1 mA	2.3 V @ 1 µA	1.7pF @ 10V	-	100 mW	150°C (TJ)	-	-	Surface Mount	SMCP
2SK771-5-TB-E JFET N-CH 20MA 3CP onsemi	7,989	RFQ	Datasheet	-	TO-236-3, SC-59, SOT-23-3	Tape & Reel (TR)	Obsolete	N-Channel	-	40 V	5 mA @ 10 V	20 mA	-	9pF @ 10V	-	200 mW	-	-	-	Surface Mount	3-CP
2SK772E N-CHANNEL JUNCTION SILICON FET onsemi	33,500	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2SK303-3-TB-E NCH J-FET onsemi	15,000	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-

FAQ

Frequently Asked Questions

What are JFETs components used for?

JFETs components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right JFETs part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find JFETs parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.