Oscillators
The InterFET oscillator table provides the capability to sort on any JFET parameter. 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 |
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 | |
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 |
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 |
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 | |
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 |
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 | |
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 |
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 |
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 |
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 |