| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | BAV170LT1 | Monolithic Dual Switching Diode MOTOROLA SEMICONDUCTOR TECHNICAL DATA Monolithic Dual Switching Diode This switching diode has the following features: • Low Leakage Current Applications • Medium Speed Switching Times • Available in 8 mm Tape and Reel Use BAV170LT1 to order the 7 inch/3,000 unit reel Use BAV170LT3 to order the 13 inch/10,000 unit reel BAV170LT1 Motorola Preferred Device 3 3 CATHODE A |
 Motorola Semiconductors |
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| 1 | BAV170LT1 | Monolithic Dual Switching Diode LESHAN RADIO COMPANY, LTD. Monolithic Dual Switching Diode This switching diode has the following features: . Low Leakage Current Applications . Medium Speed Switching Times . Available in 8 mm Tape and Reel Use BAV170LT1 to order the 7 inch/3,000 unit reel Use BAV170LT3 to order the 13 inch/10,000 unit reel 3 CATHODE 1 ANODE 2 ANODE BAV170LT1 3 1 2 CASE 318–08, STYLE 9 |
 Leshan Radio Company |
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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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