| PartNumber | SMPJ201 | SMPJ203 | SMPJ202 |
| Description | JFET JFET N-Channel -40V 50mA 360mW 3.27mW | JFET JFET N-Channel -40V 20Vds 20mA -20Vgs | JFET JFET N-Channel -40V 50mA 360mW 3.27mW |
| Manufacturer | InterFET | InterFET | InterFET |
| Product Category | JFET | JFET | JFET |
| RoHS | Y | Y | Y |
| Technology | Si | Si | Si |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-3 | SOT-23-3 | SOT-23-3 |
| Transistor Polarity | N-Channel | N-Channel | N-Channel |
| Configuration | Single | Single | Single |
| Vds Drain Source Breakdown Voltage | 20 V | 20 V | 20 V |
| Vgs Gate Source Breakdown Voltage | - 40 V | - 40 V | - 40 V |
| Drain Source Current at Vgs=0 | 1 mA | 20 mA | 4.5 mA |
| Packaging | Bulk | Bulk | Bulk |
| Type | JFET | JFET | JFET |
| Brand | InterFET | InterFET | InterFET |
| Forward Transconductance Min | 0.5 mS | 1.5 mS | 1 mS |
| Gate Source Cutoff Voltage | - 1.5 V | - 10 V | - 4 V |
| Factory Pack Quantity | 1 | 1 | 1 |