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| PartNumber | 2N4392 | 2N4392UB | 2N4392-E3 |
| Description | JFET N-Chan JFET | JFET JFETs | JFET 55V 5pA |
| Manufacturer | Central Semiconductor | Microchip | Vishay |
| Product Category | JFET | JFET | JFET |
| RoHS | Y | N | Y |
| Mounting Style | Through Hole | - | Through Hole |
| Package / Case | TO-18 | - | TO-18 |
| Transistor Polarity | N-Channel | - | N-Channel |
| Configuration | Single | - | Single |
| Vds Drain Source Breakdown Voltage | 40 V | - | 0.4 V |
| Vgs Gate Source Breakdown Voltage | 40 V | - | - 40 V |
| Drain Source Current at Vgs=0 | 25 mA to 75 mA | - | 25 mA to 75 mA |
| Id Continuous Drain Current | 0.1 nA | - | - |
| Rds On Drain Source Resistance | 60 Ohms | - | 60 Ohms |
| Pd Power Dissipation | 1.8 W | - | 1800 mW |
| Series | 2N4392 | - | - |
| Packaging | Bulk | Waffle | Bulk |
| Type | JFET | JFET | JFET |
| Brand | Central Semiconductor | Microchip / Microsemi | Vishay Semiconductors |
| Factory Pack Quantity | 2000 | 1 | 200 |
| Part # Aliases | 2N4392 PBFREE | - | - |
| Unit Weight | 0.010582 oz | - | 0.013051 oz |
| Minimum Operating Temperature | - | - | - 55 C |
| Maximum Operating Temperature | - | - | + 200 C |
| Forward Transconductance Min | - | - | 6 mS |
| Gate Source Cutoff Voltage | - | - | - 2 V to - 5 V |
| Maximum Drain Gate Voltage | - | - | - 40 V |