| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | H30D15 | HIGH EFFICIENCY RECTIFIERS(30A/50-200V) |
 Mospec Semiconductor |
|
| 1 | H30D15C | (H30D05C - H30D60C) 30A GLASS PASSIVATED DUAL ULTRAFAST RECTIFIER WTE POWER SEMICONDUCTORS H30D05C – H30D60C Pb 30A GLASS PASSIVATED DUAL ULTRAFAST RECTIFIER Features ! ! ! ! ! ! Glass Passivated Die Construction Ultra-Fast Switching Low Forward Voltage Drop Low Reverse Leakage Current S High Surge Current Capability Plastic Material has UL Flammability R Classification 94V-O |
 Won-Top Electronics |
|
[1]
List of most widely used semiconductors
| Part Number | Function | Manufacturers | |
| 1N4007 | The 1N4007 is a rectification diode that is designed for high-voltage applications, typically up to 1000V. It has a maximum current rating of 1A and a forward voltage drop of around 0.7V. |
 Vishay |
|
| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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