JFETs

Explore JFETs parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks 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
2N5458_D27Z JFET N-CH 25V TO92-3 onsemi	8,773	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	25 V	-	2 mA @ 15 V	-	1 V @ 10 nA	7pF @ 15V	-	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
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
PN4117_D26Z JFET N-CH 40V TO92-3 onsemi	4,021	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	40 V	-	30 µA @ 10 V	-	600 mV @ 1 nA	3pF @ 10V	-	350 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PN4861 JFET N-CH 30V TO92-3 onsemi	5,747	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Obsolete	N-Channel	30 V	-	8 mA @ 15 V	-	800 mV @ 0.5 nA	18pF @ 10V	60 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
PF5103 JFET N-CH 40V TO92-3 onsemi	6,673	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Obsolete	N-Channel	40 V	-	10 mA @ 15 V	-	1.2 V @ 1 nA	16pF @ 15V	-	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
2N5457_L99Z JFET N-CH 25V TO92 onsemi	6,124	RFQ	Datasheet	-	TO-226-3, TO-92-3 Long Body	Bulk	Obsolete	N-Channel	25 V	25 V	5 mA @ 15 V	-	500 mV @ 10 nA	7pF @ 15V	-	310 mW	135°C (TJ)	-	-	Through Hole	TO-92 (TO-226)
J111_D27Z JFET N-CH 35V TO92-3 onsemi	8,600	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	N-Channel	35 V	-	20 mA @ 15 V	-	3 V @ 1 µA	-	30 Ohms	625 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
2N3820_D26Z JFET P-CH 20V TO92-3 onsemi	6,631	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	P-Channel	20 V	-	300 µA @ 10 V	-	8 V @ 10 µA	32pF @ 10V	-	350 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
2N5462_D27Z JFET P-CH 40V TO92-3 onsemi	5,354	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Tape & Reel (TR)	Obsolete	P-Channel	40 V	-	4 mA @ 15 V	-	1.8 V @ 1 µA	7pF @ 15V	-	350 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
BF246A_J35Z JFET N-CH 30V TO92-3 onsemi	4,876	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Bulk	Obsolete	N-Channel	30 V	-	30 mA @ 15 V	-	600 mV @ 100 nA	-	-	350 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92-3
BF246B_J35Z JFET N-CH 25V TO92-3 onsemi	6,319	RFQ	Datasheet	-	TO-226-3, TO-92-3 (TO-226AA) Formed Leads	Bulk	Obsolete	N-Channel	25 V	-	60 mA @ 15 V	-	600 mV @ 10 nA	-	-	625 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.