| PartNumber | IRF644N | IRF644NPBF | IRF644NSPBF |
| Description | MOSFET N-Chan 250V 14 Amp | MOSFET N-Chan 250V 14 Amp | MOSFET N-Chan 250V 14 Amp |
| Manufacturer | Vishay | Vishay | Vishay |
| Product Category | MOSFET | MOSFET | MOSFET |
| RoHS | N | N | N |
| Technology | Si | Si | Si |
| Packaging | Tube | Tube | Tube |
| Series | IRF | IRF | IRF |
| Brand | Vishay / Siliconix | Vishay / Siliconix | Vishay / Siliconix |
| Product Type | MOSFET | MOSFET | MOSFET |
| Factory Pack Quantity | 50 | 50 | 50 |
| Subcategory | MOSFETs | MOSFETs | MOSFETs |
| Unit Weight | 0.211644 oz | 0.211644 oz | 0.050717 oz |