Picture | Code No. | Part No. | Description | Pcs./Pack | Datasheet |
| IC401 | 7805 | 5V. 1A. Positive Voltage Regulator
| 2 | |
| IC402 | 78L05 | 5V. 100mA. Positive Voltage Regulator
| 5 | |
| IC403 | 7806 | 6V. 1A. Positive Voltage Regulator
| 2 | |
| IC404 | 7809 | 9V. 1A. Positive Voltage Regulator
| 2 | |
| IC405 | 78L09 | 9V. 100mA. Positive Voltage Regulator
| 5 | |
| IC406 | LM317 | 1.5A. Positive Adjustable Regulator
| 2 | |
| IC407 | KA34063 | 1.5A. Step-up/Down/Inverting Switching Regulators | 2 | |
| IC408 | LM723 | Voltage Regulator | 2 | |
| IC409 | SG3524N | Regulating Pulse Width Modulators
| 2 | |