| PartNumber | SI4838BDY-T1-GE3 | SI4838DY-T1-E3 | SI4838DY-T1-GE3 |
| Description | MOSFET 12V Vds 8V Vgs SO-8 | MOSFET RECOMMENDED ALT 781-SI4838BDY-GE3 | MOSFET 12V 25A 3.5W 3.0mohm @ 4.5V |
| Manufacturer | Vishay | Vishay | Vishay |
| Product Category | MOSFET | MOSFET | MOSFET |
| RoHS | E | E | E |
| Technology | Si | Si | Si |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SO-8 | SO-8 | SO-8 |
| Tradename | TrenchFET | TrenchFET | TrenchFET |
| Packaging | Reel | Reel | Reel |
| Series | SI4 | SI4 | SI4 |
| Brand | Vishay / Siliconix | Vishay / Siliconix | Vishay / Siliconix |
| Product Type | MOSFET | MOSFET | MOSFET |
| Factory Pack Quantity | 2500 | 2500 | 2500 |
| Subcategory | MOSFETs | MOSFETs | MOSFETs |
| Part # Aliases | SI4838BDY-GE3 | SI4838DY-E3 | SI4838DY-GE3 |
| Unit Weight | 0.017870 oz | 0.006596 oz | 0.006596 oz |
| Height | - | 1.75 mm | - |
| Length | - | 4.9 mm | - |
| Width | - | 3.9 mm | - |