| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM2619 |  844Kb/15P | 500mA Sub-Miniature Step-Down DC-DC Converter |
| LM2619 |  855Kb/15P | 500mA Sub-Miniature Step-Down DC-DC Converter |
| LM2619ATL |  844Kb/15P | 500mA Sub-Miniature Step-Down DC-DC Converter |
| LM2619ATL |  855Kb/15P | 500mA Sub-Miniature Step-Down DC-DC Converter |
 National Semiconductor ... | LM2619ATLX |  844Kb/15P | 500mA Sub-Miniature Step-Down DC-DC Converter |
| LM2619ATLX |  855Kb/15P | 500mA Sub-Miniature Step-Down DC-DC Converter |
| LM2619MTC |  799Kb/16P | 500mA Step-Down DC-DC Converter |
| LM2619MTCX |  799Kb/16P | 500mA Step-Down DC-DC Converter |
| LM2619 |  855Kb/15P | 500mA Sub-Miniature Step-Down DC-DC Converter |