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
2N4856 JFET N-CH 40V TO18 Microchip Technology	6,910	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	N-Channel	40 V	40 V	175 mA @ 15 V	-	10 V @ 500 pA	18pF @ 10V	25 Ohms	360 mW	-65°C ~ 200°C (TJ)	-	-	Through Hole	TO-18
2N4857 JFET N-CH 40V TO18 Microchip Technology	4,344	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	N-Channel	40 V	40 V	100 mA @ 15 V	-	6 V @ 500 pA	18pF @ 10V	40 Ohms	360 mW	-65°C ~ 200°C (TJ)	-	-	Through Hole	TO-18
2N4859 JFET N-CH 30V TO18 Microchip Technology	6,991	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	N-Channel	30 V	30 V	175 mA @ 15 V	-	10 V @ 500 pA	18pF @ 10V	25 Ohms	360 mW	-65°C ~ 200°C (TJ)	-	-	Through Hole	TO-18
2N4860 JFET N-CH 30V TO18 Microchip Technology	3,925	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	N-Channel	30 V	30 V	100 mA @ 15 V	-	6 V @ 500 pA	18pF @ 10V	40 Ohms	360 mW	-65°C ~ 200°C (TJ)	-	-	Through Hole	TO-18
2N4861 JFET N-CH 30V UB Microchip Technology	4,652	RFQ	Datasheet	-	3-SMD, No Lead	Bulk	Active	N-Channel	30 V	30 V	8 mA @ 15 V	-	800 mV @ 500 pA	18pF @ 10V	60 Ohms	360 mW	-65°C ~ 200°C (TJ)	-	-	Surface Mount	UB
2N3823UB/TR JFET N-CH 30V UB Microchip Technology	9,486	RFQ	Datasheet	-	3-SMD, No Lead	Tape & Reel (TR)	Active	N-Channel	30 V	30 V	4 mA @ 15 V	-	8 V @ 500 pA	6pF @ 15V	-	300 mW	-55°C ~ 200°C (TJ)	-	-	Surface Mount	UB
2N3823UB JFET N-CH 30V UB Microchip Technology	7,472	RFQ	Datasheet	-	3-SMD, No Lead	Bulk	Active	N-Channel	30 V	30 V	4 mA @ 15 V	-	8 V @ 500 pA	6pF @ 15V	-	300 mW	-55°C ~ 200°C (TJ)	-	-	Surface Mount	UB
MQ2N4093 JFET N-CH 40V TO18 Microchip Technology	6,906	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	N-Channel	40 V	40 V	8 mA @ 20 V	-	-	16pF @ 20V	80 Ohms	360 mW	-65°C ~ 175°C (TJ)	Military	MIL-PRF-19500/431	Through Hole	TO-18 (TO-206AA)
MQ2N4091 JFET N-CH 40V TO18 Microchip Technology	2,112	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	N-Channel	40 V	40 V	30 mA @ 20 V	-	-	16pF @ 20V	30 Ohms	360 mW	-65°C ~ 175°C (TJ)	-	-	Through Hole	TO-18 (TO-206AA)
MQ2N4092 JFET N-CH 40V TO18 Microchip Technology	3,845	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	N-Channel	40 V	40 V	15 mA @ 20 V	-	-	16pF @ 20V	50 Ohms	360 mW	-65°C ~ 175°C (TJ)	-	-	Through Hole	TO-18 (TO-206AA)
MV2N5114 JFET P-CH 30V TO18 Microchip Technology	2,886	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	P-Channel	30 V	30 V	90 mA @ 18 V	-	10 V @ 1 nA	25pF @ 15V	75 Ohms	500 mW	-65°C ~ 200°C (TJ)	Military	MIL-PRF-19500	Through Hole	TO-18 (TO-206AA)
MX2N5116 JFET P-CH 30V TO18 Microchip Technology	8,899	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	P-Channel	30 V	30 V	25 mA @ 15 V	-	4 V @ 1 nA	27pF @ 15V	175 Ohms	500 mW	-65°C ~ 200°C (TJ)	Military	MIL-PRF-19500	Through Hole	TO-18
MX2N5115 JFET P-CH 30V TO18 Microchip Technology	9,835	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Active	P-Channel	30 V	30 V	15 mA @ 15 V	-	6 V @ 1 nA	25pF @ 15V	100 Ohms	500 mW	-65°C ~ 200°C (TJ)	Military	MIL-PRF-19500	Through Hole	TO-18 (TO-206AA)
MX2N4856UB JFET N-CH Microchip Technology	4,481	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MX2N4857UB JFET N-CH Microchip Technology	6,901	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MX2N4858UB JFET N-CH Microchip Technology	3,061	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MX2N4860UB JFET N-CH Microchip Technology	8,602	RFQ	Datasheet	*	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MX2N4859UB JFET N-CH Microchip Technology	7,827	RFQ	Datasheet	-	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MX2N4861UB JFET N-CH 30V UB Microchip Technology	3,329	RFQ	Datasheet	-	3-SMD, No Lead	Bulk	Active	N-Channel	30 V	30 V	8 mA @ 15 V	-	800 mV @ 500 pA	18pF @ 10V	60 Ohms	360 mW	-65°C ~ 200°C (TJ)	Military	MIL-PRF-19500/385	Surface Mount	UB
MX2N4856UB/TR JFET Microchip Technology	7,164	RFQ	Datasheet	*	-	Tape & Reel (TR)	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.