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JFETs

JFETs are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many JFET manufacturers including Central Semi, InterFET, Linear Integrated Systems, Microchip, onsemi, Qorvo, Toshiba & more. Please view our large selection of JFETs below.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.	Technology	Mounting Style	Package / Case	Transistor Polarity	Configuration	Vds - Drain-Source Breakdown Voltage	Vgs - Gate-Source Breakdown Voltage	Gate-Source Cutoff Voltage	Drain-Source Current at Vgs=0	Id - Continuous Drain Current	Rds On - Drain-Source Resistance	Pd - Power Dissipation	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
JFETs JFET N-Channel -25V Low Noise SMPJ109TR InterFET 1: ¥704.3 34,651In Stock 9,373On Order	Mfr. Part # SMPJ109TR Mouser Part # 106-SMPJ109TR	InterFET	JFETs JFET N-Channel -25V Low Noise	Datasheet	34,651In Stock 9,373On Order On Order Ship Dates Mfr. #: SMPJ109TR Stock: 34,651 Can Ship Immediately On Order: 9,000 Expected 10/21/2026 373 Expected 10/29/2026 Factory Lead-Time: 18 Weeks	Cut Tape ¥704.3 ¥461.8 ¥343.8 ¥289 ¥279 Reel ¥249.2 MouseReel Available	Min.: 1 Mult.: 1 : 2,000																Reel, Cut Tape, MouseReel
JFETs JFET N-Channel -40V Low Ciss IFN201AST3TR InterFET 1: ¥378.7 2,614In Stock 5,000Expected 11/4/2026	Mfr. Part # IFN201AST3TR Mouser Part # 106-IFN201AST3TR	InterFET	JFETs JFET N-Channel -40V Low Ciss Learn More about InterFET ifn201 ifn202 jfets	Datasheet	2,614In Stock 5,000Expected 11/4/2026	Cut Tape ¥378.7 ¥240.8 ¥162.1 ¥134.4 Reel ¥114.1 View ¥108 ¥106 ¥105.8	Min.: 1 Mult.: 1 : 1,000															IFN201	Reel, Cut Tape
JFETs 1200V/9MOSICFETDGG3TO247-4 UG3SC120009K4S onsemi 1: ¥11,449.3 451In Stock	Mfr. Part # UG3SC120009K4S Mouser Part # 431-UG3SC120009K4S	onsemi	JFETs 1200V/9MOSICFETDGG3TO247-4 Learn More about onsemi ug3sc combo fets	Datasheet	451In Stock	¥11,449.3 ¥9,363.1	Min.: 1 Mult.: 1	SiC	Through Hole	TO-247-4	N-Channel	Single	1.2 kV	- 25 V to 25 V		6 uA	120 A	7.6 mOhms	789 W	- 55 C	+ 175 C	UG3S	Tube
JFETs 25V 10mA MMBFJ310LT3G onsemi 1: ¥38.2 184,253In Stock	Mfr. Part # MMBFJ310LT3G Mouser Part # 863-MMBFJ310LT3G	onsemi	JFETs 25V 10mA	Datasheet	184,253In Stock	Cut Tape ¥38.2 ¥23.4 ¥18.4 ¥17.4 View Reel ¥15.6 ¥16.6 ¥15.8 ¥15.6 MouseReel Available	Min.: 1 Mult.: 1 Max.: 10,000 : 10,000	Si	SMD/SMT	SOT-23-3	N-Channel	Single	25 V	25 V		24 mA to 60 mA						MMBFJ310L	Reel, Cut Tape, MouseReel
JFETs NCh RF Transistor MMBF5485 onsemi 1: ¥33.2 384,444In Stock	Mfr. Part # MMBF5485 Mouser Part # 512-MMBF5485	onsemi	JFETs NCh RF Transistor	Datasheet	384,444In Stock	Cut Tape ¥33.2 ¥19.9 ¥15.6 ¥14.8 ¥14 Reel ¥13 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	Si	SMD/SMT	SOT-23-3	N-Channel	Single		- 25 V	- 4 V		10 mA		225 mW	- 55 C	+ 150 C	MMBF5485	Reel, Cut Tape, MouseReel
JFETs JFET N-Channel(Dual) -20V Low Noise IFN860 InterFET 1: ¥5,497.9 177In Stock 300Expected 10/29/2026	Mfr. Part # IFN860 Mouser Part # 106-IFN860	InterFET	JFETs JFET N-Channel(Dual) -20V Low Noise	Datasheet	177In Stock 300Expected 10/29/2026	¥5,497.9 ¥4,486.4 ¥3,963.1 ¥3,702.4	Min.: 1 Mult.: 1	Si	Through Hole	TO-71-6	N-Channel	Dual	10 V	- 20 V	- 3 V	10 mA	100 uA		400 mW			IFN860	Bulk
JFETs JFET N-Channel -20V Low Noise IF3601T39 InterFET 1: ¥5,474.7 155In Stock	Mfr. Part # IF3601T39 Mouser Part # 106-IF3601	InterFET	JFETs JFET N-Channel -20V Low Noise Learn More about InterFET if3601	Datasheet	155In Stock	¥5,474.7 ¥4,468.1 ¥3,946.5 ¥3,685.8	Min.: 1 Mult.: 1	Si	Through Hole	TO-39-3	N-Channel	Single	10 V	- 20 V	- 2 V	30 mA	500 pA		300 mW			IF360	Bulk
JFETs JFET N-Channel -20V Low Noise IFN152 InterFET 1: ¥3,348.6 167In Stock 38On Order	Mfr. Part # IFN152 Mouser Part # 106-IFN152	InterFET	JFETs JFET N-Channel -20V Low Noise	Datasheet	167In Stock 38On Order	¥3,348.6 ¥2,549.6 ¥2,122.8 ¥1,891.9 ¥1,769	Min.: 1 Mult.: 1	Si	Through Hole	TO-18-3	N-Channel	Single	10 V	- 20 V	- 2 V	20 mA						IFN152	Bulk
JFETs JFET N-Channel -20V Low Noise 2N6550 InterFET 1: ¥3,348.6 239In Stock 393Expected 12/31/2026	Mfr. Part # 2N6550 Mouser Part # 106-2N6550	InterFET	JFETs JFET N-Channel -20V Low Noise	Datasheet	239In Stock 393Expected 12/31/2026	¥3,348.6 ¥2,549.6 ¥2,122.8 ¥1,891.9 ¥1,769	Min.: 1 Mult.: 1	Si	Through Hole	TO-46-3	N-Channel	Single	10 V	- 20 V	- 3 V	100 mA	100 uA		400 mW			2N6550	Bulk
JFETs JFET N-Channel -40V Low Ciss SMPJ201 InterFET 1: ¥684.3 1,604In Stock	Mfr. Part # SMPJ201 Mouser Part # 106-SMPJ201	InterFET	JFETs JFET N-Channel -40V Low Ciss	Datasheet	1,604In Stock	¥684.3 ¥448.5 ¥332.2 ¥279 View ¥259.1 ¥240.8	Min.: 1 Mult.: 1	Si	SMD/SMT	SOT-23-3	N-Channel	Single	20 V	- 40 V	- 1.5 V	1 mA	50 mA		360 mW	- 55 C	+ 125 C		Bulk
JFETs JFET N-Channel -20V Low Noise IF1320ST3 InterFET 1: ¥805.6 2,204In Stock	Mfr. Part # IF1320ST3 Mouser Part # 106-IF1320	InterFET	JFETs JFET N-Channel -20V Low Noise Learn More about InterFET if1320	Datasheet	2,204In Stock	¥805.6 ¥495 ¥480 ¥267.4 View ¥235.9 ¥234.2 ¥232.5	Min.: 1 Mult.: 1	Si	SMD/SMT	SOT-23-3	N-Channel	Single	10 V	- 20 V	- 1.5 V	20 mA	500 pA		225 mW			IF1320	Bulk
JFETs JFET P-Channel 30V Low Noise SMPJ177TR InterFET 1: ¥691 1,639In Stock 1,000Expected 12/24/2026	Mfr. Part # SMPJ177TR Mouser Part # 106-SMPJ177TR	InterFET	JFETs JFET P-Channel 30V Low Noise	Datasheet	1,639In Stock 1,000Expected 12/24/2026	Cut Tape ¥691 ¥451.8 ¥337.2 ¥315.6 Reel ¥267.4 ¥254.1 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Si	SMD/SMT	SOT-23-3	P-Channel	Single	- 15 V	30 V	2.25 V	- 20 mA	- 10 nA	300 Ohms	360 mW	- 55 C	+ 125 C	SMPJ177	Reel, Cut Tape, MouseReel
JFETs JFET N-Channel -40V Low Ciss 2N4118 InterFET 1: ¥3,117.7 455In Stock	Mfr. Part # 2N4118 Mouser Part # 106-2N4118	InterFET	JFETs JFET N-Channel -40V Low Ciss	Datasheet	455In Stock	¥3,117.7 ¥2,328.7 ¥2,011.5 ¥1,905.2 ¥1,803.8	Min.: 1 Mult.: 1	Si	Through Hole	TO-72-4	N-Channel	Single		- 40 V	- 3 V	240 uA			300 mW				Bulk
JFETs JFET N-Channel -50V Low Ciss IFN160BST3TR InterFET 1: ¥378.7 2,106In Stock	Mfr. Part # IFN160BST3TR Mouser Part # 106-IFN160BST3TR	InterFET	JFETs JFET N-Channel -50V Low Ciss Learn More about InterFET ifn160 low ciss jfets	Datasheet	2,106In Stock	Cut Tape ¥378.7 ¥240.8 ¥162.1 ¥134.4 Reel ¥114.1 View ¥110 ¥104.3	Min.: 1 Mult.: 1 : 1,000															IFN160	Reel, Cut Tape
JFETs JFET N-Channel -50V Low Ciss SMP4338 InterFET 1: ¥641.1 2,005In Stock	Mfr. Part # SMP4338 Mouser Part # 106-SMP4338	InterFET	JFETs JFET N-Channel -50V Low Ciss	Datasheet	2,005In Stock	¥641.1 ¥453.5 ¥297.3 ¥229.2	Min.: 1 Mult.: 1	Si	SMD/SMT	SOT-23-3	N-Channel	Single										SMP43	Bulk
JFETs JFET N-Channel -40V Low Ciss SMP4117 InterFET 1: ¥749.1 1,548In Stock	Mfr. Part # SMP4117 Mouser Part # 106-SMP4117	InterFET	JFETs JFET N-Channel -40V Low Ciss	Datasheet	1,548In Stock	¥749.1 ¥420.2 ¥290.7 ¥212.6	Min.: 1 Mult.: 1	Si	SMD/SMT	SOT-23-3	N-Channel	Single	10 V	- 40 V	- 1.8 V	90 uA							Bulk
JFETs JFET N-Channel(Dual) -40V Low Noise IFN146 InterFET 1: ¥3,920 280In Stock	Mfr. Part # IFN146 Mouser Part # 106-IFN146	InterFET	JFETs JFET N-Channel(Dual) -40V Low Noise	Datasheet	280In Stock	¥3,920 ¥2,926.7 ¥2,529.7 ¥2,395.2 Quote Quote	Min.: 1 Mult.: 1	Si	Through Hole	TO-71-6	N-Channel	Dual	10 V	- 40 V	- 1.2 V	30 mA	1 uA		375 mW			IFN14	Bulk
JFETs JFET N-Channel -30V Low Ciss 2N3823 InterFET 1: ¥3,217.4 500In Stock	Mfr. Part # 2N3823 Mouser Part # 106-2N3823	InterFET	JFETs JFET N-Channel -30V Low Ciss	Datasheet	500In Stock	¥3,217.4 ¥2,403.5 ¥2,076.3 ¥1,966.6 ¥1,862	Min.: 1 Mult.: 1	Si	Through Hole	TO-72-4	N-Channel	Single		- 30 V	- 8 V	20 mA			300 mW				Bulk
JFETs JFET N-Channel -40V Low Noise 2N4856A InterFET 1: ¥2,853.6 338In Stock	Mfr. Part # 2N4856A Mouser Part # 106-2N4856A	InterFET	JFETs JFET N-Channel -40V Low Noise	Datasheet	338In Stock	¥2,853.6 ¥2,174.2 ¥1,810.5 ¥1,612.8 ¥1,528.1	Min.: 1 Mult.: 1	Si	Through Hole	TO-18-3	N-Channel	Single	15 V	- 40 V	- 10 V	50 mA	500 pA	25 Ohms	1.8 W			2N485	Bulk
JFETs JFET P-Channel 30V Low Noise SMPJ177 InterFET 1: ¥676 3,081In Stock	Mfr. Part # SMPJ177 Mouser Part # 106-SMPJ177	InterFET	JFETs JFET P-Channel 30V Low Noise	Datasheet	3,081In Stock	¥676 ¥441.8 ¥318.9 ¥267.4 View ¥249.2 ¥235.9	Min.: 1 Mult.: 1	Si	SMD/SMT	SOT-23-3	P-Channel	Single	- 15 V	30 V	2.25 V	- 20 mA	- 10 nA	300 Ohms	360 mW	- 55 C	+ 125 C	SMPJ177	Tube
JFETs Junction FET N-Ch x2 1.2V to 14mA 10mA 2SK3320-BL(TE85L,F Toshiba 1: ¥201 46,429In Stock	Mfr. Part # 2SK3320-BL(TE85L,F Mouser Part # 757-2SK3320-BLTE85LF	Toshiba	JFETs Junction FET N-Ch x2 1.2V to 14mA 10mA	Datasheet	46,429In Stock	Cut Tape ¥201 ¥93.5 ¥82.9 ¥64.1 Reel ¥50.3 View ¥62 ¥48.8 ¥45.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Si	SMD/SMT	USV-5	N-Channel	Dual	10 V	- 30 V	- 1.5 V	6 mA	14 mA		200 mW			2SK3320	Reel, Cut Tape, MouseReel
JFETs LOW-FREQUENCY AMPLIFIER 2SK3557-6-TB-E onsemi 1: ¥126.2 45,941In Stock	Mfr. Part # 2SK3557-6-TB-E Mouser Part # 863-2SK3557-6-TB-E	onsemi	JFETs LOW-FREQUENCY AMPLIFIER	Datasheet	45,941In Stock	Cut Tape ¥126.2 ¥57 ¥50.2 ¥38.2 ¥35.2 Reel ¥26.4 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	Si	SMD/SMT	SC-59	N-Channel	Single	15 V	- 15 V	- 700 mV		50 mA		200 mW		+ 150 C	2SK3557	Reel, Cut Tape, MouseReel
JFETs JFET P-Channel 30V Low Noise J174 InterFET 1: ¥965 855In Stock	Mfr. Part # J174 Mouser Part # 106-J174	InterFET	JFETs JFET P-Channel 30V Low Noise	Datasheet	855In Stock	¥965 ¥632.8 ¥463.4 ¥411.9 ¥370.4	Min.: 1 Mult.: 1	Si	Through Hole	TO-92-3	P-Channel	Single	- 15 V	30 V	10 V	- 125 mA	- 10 nA	85 Ohms	360 mW			J174	Bulk
JFETs JFET N-Channel -20V Low Noise SMP6550 InterFET 1: ¥671 2,090In Stock	Mfr. Part # SMP6550 Mouser Part # 106-SMP6550	InterFET	JFETs JFET N-Channel -20V Low Noise	Datasheet	2,090In Stock	¥671 ¥440.2 ¥325.6 ¥272.4 View ¥254.1 ¥239.2	Min.: 1 Mult.: 1	Si	SMD/SMT	SOT-23-3	N-Channel	Single		- 20 V					400 mW				Bulk
JFETs N-Channel Switch J109 onsemi 1: ¥111.3 21,387In Stock	Mfr. Part # J109 Mouser Part # 512-J109	onsemi	JFETs N-Channel Switch	Datasheet	21,387In Stock	¥111.3 ¥50.3 ¥38.4 ¥32.4 View ¥32.1 ¥31.7 ¥30.9 ¥28.7	Min.: 1 Mult.: 1 Max.: 10,000	Si	Through Hole	TO-92	N-Channel	Single		- 25 V	- 6 V	1 mA to 5 mA		12 Ohms	625 mW	- 55 C	+ 150 C	J109	Bulk