| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | CM1117SCN252 | 1A LOW DROPOUT VOLTAGE REGULATOR |
 ETC |
|
| 1 | CM1117SCN252 | 1A LOW DROPOUT VOLTAGE REGULATOR CM1117 1A LOW DROPOUT VOLTAGE REGULATOR GENERAL DESCRIPTION The CM1117 series of adjustable and fixed voltage regulators are designed to provide 1A for applications requiring high efficiency. All internal circuitry is designed to operated down to 1V input to output differential and the dropout voltage is fully specified as a function of load current. The CM1117 offers curren |
 Champion Microelectronic |
|
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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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