| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | NLAS4783 | Triple SPDT 1.0 ohm RON Switch NLAS4783 Triple SPDT 1.0 W RON Switch The NLAS4783 is a triple independent ultra−low RON SPDT analog switch with ENABLE. This device is designed for low operating voltage, high current switching of speaker output for cell phone applications. It can switch a balanced stereo output. The NLAS4783 can handle a balanced microphone/speaker/ring−tone generator in a monophone mode |
 ON Semiconductor |
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| 1 | NLAS4783B | Triple SPDT 1.0 ohm RON Switch NLAS4783B Triple SPDT 1.0 W RON Switch The NLAS4783B is a triple independent low RON SPDT analog switch with ENABLE. This device is designed for low operating voltage, high current switching of speaker output for cell phone applications. It can switch a balanced stereo output. The NLAS4783B can handle a balanced microphone/speaker/ring−tone generator in a |
ON Semiconductor |
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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 |
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| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
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6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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