VHF Amplifiers
As the industry leader in JFET products, InterFET offers the widest range of options available. Our extensive JFET portfolio is specifically designed to meet the circuit requirements of various industries, including instrumentation, medical devices, audio systems, automotive applications, military and aerospace technologies, as well as high-precision sensor interfaces. Regardless of the complexity of your project, InterFET has the perfect JFET solution to ensure exceptional performance.
The InterFET VHF amplifier table allows you to sort and select JFETs based on any desired parameter. This table specifically focuses on parts with lower input capacitance, making them ideal for higher frequency applications. Finding a part optimized for your specific application is effortless.

PRODUCT | PACKAGE | BVgss (min) V | Vgso (min) V | Vgso (max) V | Idss (min) mA | Idss (max) mA | Gm (min) mS | ēn (typ) ɳV√Hz | Ciss (max) pF | TYPE | CONFIG | ORDERING |
---|---|---|---|---|---|---|---|---|---|---|---|---|
PRODUCT | PACKAGE | BVgss (min) V | Vgso (min) V | Vgso (max) V | Idss (min) mA | Idss (max) mA | Gm (min) mS | ēn (typ) ɳV√Hz | Ciss (max) pF | TYPE | CONFIG | ORDERING |
2N3821 | TO-72 | -50 | -0.50 | -4.00 | 0.50 | 2.50 | 1.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
2N3822 | TO-72 | -50 | -0.50 | -6.00 | 2.00 | 10.00 | 3.00 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
2N3823 | TO-72 | -30 | 0.00 | -8.00 | 4.00 | 20.00 | 3.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
2N3824 | TO-72 | -50 | -0.50 | -8.00 | 12.00 | 24.00 | 3.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
2N4220 | TO-72 | -30 | -4.00 | 0.50 | 3.00 | 1.00 | 6.00 | 6.00 | N-CH | SINGLE | Mouser | |
2N4220A | TO-72 | -30 | -4.00 | 0.50 | 3.00 | 1.00 | 6.00 | 6.00 | N-CH | SINGLE | Mouser | |
2N4221 | TO-72 | -30 | -6.00 | 2.00 | 6.00 | 2.00 | 6.00 | 6.00 | N-CH | SINGLE | Mouser | |
2N4221A | TO-72 | -30 | -6.00 | 2.00 | 6.00 | 2.00 | 6.00 | 6.00 | N-CH | SINGLE | Mouser | |
2N4222 | TO-72 | -30 | -8.00 | 5.00 | 15.00 | 2.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser | |
2N4222A | TO-72 | -30 | -8.00 | 5.00 | 15.00 | 2.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser | |
2N4416 | TO-72 | -30 | -1.00 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 4.00 | N-CH | SINGLE | Mouser |
2N4416A | TO-72 | -35 | -2.50 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 4.00 | N-CH | SINGLE | Mouser |
2N5397 | TO-72 | -25 | -1.00 | -6.00 | 10.00 | 30.00 | 5.50 | 2.50 | 5.00 | N-CH | SINGLE | Mouser |
2N5398 | TO-72 | -25 | -1.00 | -6.00 | 5.00 | 40.00 | 5.00 | 2.50 | 5.50 | N-CH | SINGLE | Mouser |
2N5484 | TO-92 | -25 | -0.30 | -3.00 | 1.00 | 5.00 | 3.00 | 4.00 | 5.00 | N-CH | SINGLE | Direct |
2N5485 | TO-92 | -25 | -0.50 | -4.00 | 4.00 | 10.00 | 3.50 | 4.00 | 5.00 | N-CH | SINGLE | Direct |
2N5486 | TO-92 | -25 | -2.00 | -6.00 | 8.00 | 20.00 | 4.00 | 4.00 | 5.00 | N-CH | SINGLE | Direct |
IFN5911 | TO-78 | -25 | -1.00 | -5.00 | 7.00 | 40.00 | 3.00 | 5.00 | 5.00 | N-CH | DUAL | Mouser |
IFN5912 | TO-78 | -25 | -1.00 | -5.00 | 7.00 | 40.00 | 3.00 | 5.00 | 5.00 | N-CH | DUAL | Mouser |
IFNU231 | TO-71 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Mouser |
IFNU232 | TO-71 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Mouser |
IFNU233 | TO-71 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Mouser |
IFNU234 | TO-71 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Mouser |
IFNU235 | TO-71 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Mouser |
J304 | TO-92 | -30 | -2.00 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 3.00 | N-CH | SINGLE | Mouser |