Search and download PDF datasheets for semiconductors, ICs, MOSFETs, and electronic components. Browse verified manufacturer PDF files, view pinouts, and check equivalent replacements.
| Part number | Manufacturer | |
|---|---|---|
| IRF1404 | Inchange Semiconductor |  |
| SG3525A | Microsemi | |
| LTK5313 | ChipSourceTek | |
| BF777 | Siemens Semiconductor Group | |
| D2394 | SavantIC | |
| A1SHB | Bruckewell | |
| C3205 | Kexin | |
| DH321 | ON Semiconductor | |
| UC3845B | ON Semiconductor | |
| 2SD1766 | GME | |
Below are the latest trending components. For specific data, please use the search bar above.
Datasheet archive maintained since 2006. Datasheet4U is a long-running electronic component datasheet search engine established in 2006, providing access to verified manufacturer PDF datasheets for semiconductors and electronic components.
Unlike generic datasheet mirror sites, Datasheet4U focuses on original manufacturer documents, historical and obsolete parts, and cross-reference equivalents across global semiconductor brands.
Engineers, hobbyists, and procurement professionals can quickly find pinouts, electrical characteristics, application notes, and replacement components in one place.
