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
KSK30RBU JFET N-CH 50V TO92-3 onsemi	7,268	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Obsolete	N-Channel	50 V	-	300 µA @ 10 V	-	400 mV @ 100 nA	8.2pF @ 0V	-	100 mW	125°C (TJ)	-	-	Through Hole	TO-92-3
KSK30YBU JFET N-CH 50V TO92-3 onsemi	8,022	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Obsolete	N-Channel	50 V	-	1.2 mA @ 10 V	-	400 mV @ 100 nA	8.2pF @ 0V	-	100 mW	125°C (TJ)	-	-	Through Hole	TO-92-3
PN4391_D26Z JFET N-CH 30V TO92-3 onsemi	8,305	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	30 V	-	50 mA @ 20 V	-	4 V @ 1 nA	14pF @ 20V	30 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4391_D27Z JFET N-CH 30V TO92-3 onsemi	7,460	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	30 V	-	50 mA @ 20 V	-	4 V @ 1 nA	14pF @ 20V	30 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4391_D75Z JFET N-CH 30V TO92-3 onsemi	2,386	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Box (TB)	Obsolete	N-Channel	30 V	-	50 mA @ 20 V	-	4 V @ 1 nA	14pF @ 20V	30 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4392_D27Z JFET N-CH 30V TO92-3 onsemi	3,552	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	30 V	-	25 mA @ 20 V	-	2 V @ 1 nA	14pF @ 20V	60 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4392_D75Z JFET N-CH 30V TO92-3 onsemi	8,602	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Box (TB)	Obsolete	N-Channel	30 V	-	25 mA @ 20 V	-	2 V @ 1 nA	14pF @ 20V	60 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4393_D74Z JFET N-CH 30V TO92-3 onsemi	6,355	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Box (TB)	Obsolete	N-Channel	30 V	-	5 mA @ 20 V	-	500 mV @ 1 nA	14pF @ 20V	100 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4393_D75Z JFET N-CH 30V TO92-3 onsemi	3,970	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Box (TB)	Obsolete	N-Channel	30 V	-	5 mA @ 20 V	-	500 mV @ 1 nA	14pF @ 20V	100 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4119 JFET N-CH 40V TO92-3 onsemi	6,786	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Obsolete	N-Channel	40 V	-	200 µA @ 10 V	-	2 V @ 1 nA	3pF @ 10V	-	350 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3

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.