| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM5000SDX-3 |  438Kb/18P | High Voltage Switch Mode Regulator |
| LM5000SDX-3 |  385Kb/18P | High Voltage Switch Mode Regulator |
 National Semiconductor ... | LM5000SDX-3EP |  438Kb/18P | High Voltage Switch Mode Regulator |
 National Semiconductor ... | LM5000SDX-3EP |  438Kb/18P | High Voltage Switch Mode Regulator |
| LM5000SDX-6 |  385Kb/18P | High Voltage Switch Mode Regulator |
| LM5000SDX-6 |  438Kb/18P | High Voltage Switch Mode Regulator |
 National Semiconductor ... | LM5000SDX-6EP |  438Kb/18P | High Voltage Switch Mode Regulator |
| LM5000SD-3 |  438Kb/18P | High Voltage Switch Mode Regulator |
| LM5000SD-3 |  385Kb/18P | High Voltage Switch Mode Regulator |