| 型号 | 厂家 | 封装 | 批号 |
| MCP2544FDT-E/SN | Microch | SOP8 | 22+ |
| MCP2544FD-H/SN | Microch | SOP8 | 22+ |
| MCP2544FD-E/SN | Microch | SOP8 | 22+ |
| MCP2542FDT-E/SN | Microch | SOP8 | 22+ |
| MCP2542FD-H/SN | Microch | SOP8 | 22+ |
| MCP2542FD-E/SN | Microch | SOP8 | 22+ |
| MCP2542WFDT-H/SN | Microch | SOP8 | 22+ |
| MCP2542WFDT-E/SN | Microch | SOP8 | 22+ |
| MCP2542WFD-H/SN | Microch | SOP8 | 22+ |
| MAX296CPA+ | Maxim | 8-DIP | 22+ |
