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| PartNumber | 2N4393 | 2N4393UB | 2N4393-E3 |
| Description | JFET 40V N-Ch JFET 40Vgs 50mA 1.8W TO-18 | JFET JFETs | JFET RECOMMENDED ALT 106-2N4393 |
| Manufacturer | Central Semiconductor | Microchip | Vishay |
| Product Category | JFET | JFET | JFET |
| RoHS | Y | N | Y |
| Mounting Style | Through Hole | - | SMD/SMT |
| Package / Case | TO-18 | - | TO-206AA |
| Transistor Polarity | N-Channel | - | N-Channel |
| Configuration | Single | - | Single |
| Vds Drain Source Breakdown Voltage | 40 V | - | - |
| Vgs Gate Source Breakdown Voltage | 40 V | - | - 40 V |
| Drain Source Current at Vgs=0 | 5 mA to 30 mA | - | - |
| Id Continuous Drain Current | 0.1 nA | - | - |
| Rds On Drain Source Resistance | 100 Ohms | - | - |
| Pd Power Dissipation | 1.8 W | - | - |
| Series | 2N4393 | - | - |
| Packaging | Bulk | Waffle | Tube |
| Type | JFET | JFET | JFET |
| Brand | Central Semiconductor | Microchip / Microsemi | Vishay Semiconductors |
| Factory Pack Quantity | 2000 | 1 | 200 |
| Part # Aliases | 2N4393 PBFREE | - | - |