| No | Part number | Description ( Function ) | Manufacturers | |
| 4 | MV2109 | Silicon Tuning Diode MOTOROLA SEMICONDUCTOR TECHNICAL DATA Silicon Tuning Diodes These devices are designed in the popular PLASTIC PACKAGE for high volume requirements of FM Radio and TV tuning and AFC, general frequency control and tuning applications.They provide solid–state reliability in replacement of mechanical tuning methods. Also available in Surface Mount Package up to 33pF. • High Q |
 Motorola Semiconductors |
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| 3 | MV2109 | (MV2101 - MV2115) Silicon Tuning Diode LESHAN RADIO COMPANY, LTD. Silicon Tuning Diode These devices are designed in the popular PLASTIC PACKAGE for high volumerequirements of FM Radio and TV tuning and AFC, general frequency control andtuning applications.They provide solid–state reliability in replacement of mechanical tuning methods. Also available in Surface Mount Package up to 33pF. • |
 LRC |
|
| 2 | MV2109 | (MV2101 - MV2209) Silicon Tuning Diodes MMBV2101LT1 Series, MV2105, MV2101, MV2109, LV2209 Preferred Device Silicon Tuning Diodes These devices are designed in popular plastic packages for the high volume requirements of FM Radio and TV tuning and AFC, general frequency control and tuning applications. They provide solid−state reliability in replacement of mechanical tuning methods. Also avail |
 ON Semiconductor |
|
| 1 | MV2109 | Diode VAR Cap Single 30V 29.7pF 2-Pin TO-92 Box |
 New Jersey 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 |
|
| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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