VHF Amplifiers
The InterFET VHF amplifier table provides the capability to sort on any JFET parameter. The table focuses on lower input capacitance parts ideal for higher frequency applications. It is easy to find a part optimized for your application.
InterFET offers the widest range of JFET products in the industry. The InterFET portfolio is suited to meet circuit requirements for instrumentation, medical, audio, automotive, military, space, and any high precision sensor interface.
Our primary expertise is in design, manufacturing, and providing innovative and practical solutions to customer problems.
| 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 |
| J305 | TO-92 | -30 | -0.50 | -3.00 | 1.00 | 8.00 | 3.00 | 4.00 | 3.00 | N-CH | SINGLE | Mouser |
| J308 | TO-92 | -25 | -1.00 | -6.50 | 12.00 | 60.00 | 8.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| J309 | TO-92 | -25 | -1.00 | -4.00 | 12.00 | 30.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| J310 | TO-92 | -25 | -2.00 | -6.50 | 24.00 | 60.00 | 8.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| PN3821 | TO-92 | -50 | -0.50 | -4.00 | 0.50 | 2.50 | 1.50 | 7.00 | 6.00 | N-CH | SINGLE | Direct |
| PN3822 | TO-92 | -50 | -0.50 | -6.00 | 2.00 | 10.00 | 3.00 | 7.00 | 6.00 | N-CH | SINGLE | Direct |
| PN3823 | TO-92 | -30 | 0.00 | -8.00 | 4.00 | 20.00 | 3.50 | 7.00 | 6.00 | N-CH | SINGLE | Direct |
| PN3824 | TO-92 | -50 | -0.50 | -8.00 | 12.00 | 24.00 | 3.50 | 7.00 | 6.00 | N-CH | SINGLE | Direct |
| PN4220 | TO-92 | -30 | -4.00 | 0.50 | 3.00 | 1.00 | 6.00 | 6.00 | N-CH | SINGLE | Direct | |
| PN4220A | TO-92 | -30 | -4.00 | 0.50 | 3.00 | 1.00 | 6.00 | 6.00 | N-CH | SINGLE | Direct | |
| PN4221 | TO-92 | -30 | -6.00 | 2.00 | 6.00 | 2.00 | 6.00 | 6.00 | N-CH | SINGLE | Direct | |
| PN4221A | TO-92 | -30 | -6.00 | 2.00 | 6.00 | 2.00 | 6.00 | 6.00 | N-CH | SINGLE | Direct | |
| PN4222 | TO-92 | -30 | -8.00 | 5.00 | 15.00 | 2.50 | 7.00 | 6.00 | N-CH | SINGLE | Direct | |
| PN4222A | TO-92 | -30 | -8.00 | 5.00 | 15.00 | 2.50 | 7.00 | 6.00 | N-CH | SINGLE | Direct | |
| PN4416 | TO-92 | -30 | -1.00 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 4.00 | N-CH | SINGLE | Direct |
| PN4416A | TO-92 | -35 | -2.50 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 4.00 | N-CH | SINGLE | Direct |
| PN5397 | TO-92 | -25 | -1.00 | -6.00 | 10.00 | 30.00 | 5.50 | 2.50 | 5.00 | N-CH | SINGLE | Direct |
| PN5398 | TO-92 | -25 | -1.00 | -6.00 | 5.00 | 40.00 | 5.00 | 2.50 | 5.50 | N-CH | SINGLE | Direct |
| PNU308 | TO-92 | -25 | -1.00 | -6.00 | 12.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Direct |
| PNU309 | TO-92 | -25 | -1.00 | -4.00 | 12.00 | 30.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Direct |
| PNU310 | TO-92 | -25 | -2.50 | -6.00 | 24.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Direct |
| PNU311 | TO-92 | -25 | -1.00 | -6.00 | 20.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Direct |
| SMP3821 | SOT-23 | -50 | -0.50 | -4.00 | 0.50 | 2.50 | 1.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
| SMP3822 | SOT-23 | -50 | -0.50 | -6.00 | 2.00 | 10.00 | 3.00 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
| SMP3823 | SOT-23 | -30 | 0.00 | -8.00 | 4.00 | 20.00 | 3.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
| SMP3824 | SOT-23 | -50 | -0.50 | -8.00 | 12.00 | 24.00 | 3.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser |
| SMP4220 | SOT-23 | -30 | -4.00 | 0.50 | 3.00 | 1.00 | 6.00 | 6.00 | N-CH | SINGLE | Mouser | |
| SMP4220A | SOT-23 | -30 | -4.00 | 0.50 | 3.00 | 1.00 | 6.00 | 6.00 | N-CH | SINGLE | Direct | |
| SMP4221 | SOT-23 | -30 | -6.00 | 2.00 | 6.00 | 2.00 | 6.00 | 6.00 | N-CH | SINGLE | Mouser | |
| SMP4221A | SOT-23 | -30 | -6.00 | 2.00 | 6.00 | 2.00 | 6.00 | 6.00 | N-CH | SINGLE | Direct | |
| SMP4222 | SOT-23 | -30 | -8.00 | 5.00 | 15.00 | 2.50 | 7.00 | 6.00 | N-CH | SINGLE | Mouser | |
| SMP4222A | SOT-23 | -30 | -8.00 | 5.00 | 15.00 | 2.50 | 7.00 | 6.00 | N-CH | SINGLE | Direct | |
| SMP4416 | SOT-23 | -30 | -1.00 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 4.00 | N-CH | SINGLE | Mouser |
| SMP4416A | SOT-23 | -35 | -2.50 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 4.00 | N-CH | SINGLE | Mouser |
| SMP5397 | SOT-23 | -25 | -1.00 | -6.00 | 10.00 | 30.00 | 5.50 | 2.50 | 5.00 | N-CH | SINGLE | Mouser |
| SMP5398 | SOT-23 | -25 | -1.00 | -6.00 | 5.00 | 40.00 | 5.00 | 2.50 | 5.50 | N-CH | SINGLE | Mouser |
| SMP5484 | SOT-23 | -25 | -0.30 | -3.00 | 1.00 | 5.00 | 3.00 | 4.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMP5485 | SOT-23 | -25 | -0.50 | -4.00 | 4.00 | 10.00 | 3.50 | 4.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMP5486 | SOT-23 | -25 | -2.00 | -6.00 | 8.00 | 20.00 | 4.00 | 4.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMP5911 | SOIC-8 | -25 | -1.00 | -5.00 | 7.00 | 40.00 | 3.00 | 5.00 | 5.00 | N-CH | DUAL | Mouser |
| SMP5912 | SOIC-8 | -25 | -1.00 | -5.00 | 7.00 | 40.00 | 3.00 | 5.00 | 5.00 | N-CH | DUAL | Mouser |
| SMPJ304 | SOT-23 | -30 | -2.00 | -6.00 | 5.00 | 15.00 | 4.50 | 4.00 | 3.00 | N-CH | SINGLE | Mouser |
| SMPJ305 | SOT-23 | -30 | -0.50 | -3.00 | 1.00 | 8.00 | 3.00 | 4.00 | 3.00 | N-CH | SINGLE | Mouser |
| SMPJ308 | SOT-23 | -25 | -1.00 | -6.50 | 12.00 | 60.00 | 8.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMPJ309 | SOT-23 | -25 | -1.00 | -4.00 | 12.00 | 30.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMPJ310 | SOT-23 | -25 | -2.00 | -6.50 | 24.00 | 60.00 | 8.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMPU231 | SOIC-8 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Direct |
| SMPU232 | SOIC-8 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Direct |
| SMPU233 | SOIC-8 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Direct |
| SMPU234 | SOIC-8 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Direct |
| SMPU235 | SOIC-8 | -50 | -0.50 | -4.50 | 0.50 | 5.00 | 0.60 | 6.00 | 6.00 | N-CH | DUAL | Direct |
| SMPU308 | SOT-23 | -25 | -1.00 | -6.00 | 12.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMPU309 | SOT-23 | -25 | -1.00 | -4.00 | 12.00 | 30.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMPU310 | SOT-23 | -25 | -2.50 | -6.00 | 24.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| SMPU311 | SOT-23 | -25 | -1.00 | -6.00 | 20.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Direct |
| SMPU430 | SOIC-8 | -25 | -1.00 | -4.00 | 12.00 | 30.00 | 10.00 | 2.00 | 5.00 | N-CH | DUAL | Mouser |
| SMPU431 | SOIC-8 | -25 | -2.00 | -6.00 | 24.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | DUAL | Direct |
| U308 | TO-52 | -25 | -1.00 | -6.00 | 12.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| U309 | TO-52 | -25 | -1.00 | -4.00 | 12.00 | 30.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| U310 | TO-52 | -25 | -2.50 | -6.00 | 24.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| U311 | TO-72 | -25 | -1.00 | -6.00 | 20.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | SINGLE | Mouser |
| U430 | TO-78 | -25 | -1.00 | -4.00 | 12.00 | 30.00 | 10.00 | 2.00 | 5.00 | N-CH | DUAL | Mouser |
| U431 | TO-78 | -25 | -2.00 | -6.00 | 24.00 | 60.00 | 10.00 | 2.00 | 5.00 | N-CH | DUAL | Mouser |