| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | 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 |
 National Semiconductor ... | LM2619ATLX |  855Kb/ 15P | 500mA Sub-Miniature Step-Down DC-DC Converter |
| LM2619ATLX |  844Kb/ 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 |
 National Semiconductor ... | LM2611 |  358Kb/ 13P | 1.4MHz Cuk Converter |
 National Semiconductor ... | LM2611 |  832Kb/ 15P | 1.4MHz Cuk Converter |
| LM2611AMF |  832Kb/ 15P | 1.4MHz Cuk Converter |
| LM2611AMF |  358Kb/ 13P | 1.4MHz Cuk Converter |
 National Semiconductor ... | LM2611AMFX |  832Kb/ 15P | 1.4MHz Cuk Converter |
| LM2611AMFX |  358Kb/ 13P | 1.4MHz Cuk Converter |