| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM2773TL |  326Kb/12P | Low-Ripple 1.8V/1.6V Spread-Spectrum Switched Capacitor Step-Down Regulator |
 National Semiconductor ... | LM2773TLX |  326Kb/12P | Low-Ripple 1.8V/1.6V Spread-Spectrum Switched Capacitor Step-Down Regulator |
 National Semiconductor ... | LM2773TLX |  326Kb/ 12P | Low-Ripple 1.8V/1.6V Spread-Spectrum Switched Capacitor Step-Down Regulator |
 National Semiconductor ... | LM2770 |  796Kb/ 14P | High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode |
 National Semiconductor ... | LM2770SD-1215 |  796Kb/ 14P | High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode |
 National Semiconductor ... | LM2770SD-12157 |  796Kb/ 14P | High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode |
| LM2770SDX-1215 |  796Kb/ 14P | High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode |
| LM2770SDX-12157 |  796Kb/ 14P | High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode |
 National Semiconductor ... | LM2771 |  888Kb/ 10P | Low-Ripple 250mA Switched Capacitor Step-Down DC/DC Converter |
 National Semiconductor ... | LM2771SD |  888Kb/ 10P | Low-Ripple 250mA Switched Capacitor Step-Down DC/DC Converter |