| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM3686 |  1Mb/20P | Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator |
| LM3686TL-AADW |  1Mb/20P | Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator |
 National Semiconductor ... | LM3686TLE-AAED |  1Mb/20P | Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator |
| LM3686TLE-AAEF |  1Mb/20P | Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator |
| LM3686TLX-AADW |  1Mb/20P | Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator |
| LM3686TLX-AAED |  1Mb/20P | Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator |
| LM3686TLX-AAEF |  1Mb/20P | Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator |