| No | Part number | Description ( Function ) | Manufacturers | |
| 5 | ABC1 | Duo Diode - Triode 1935 page 1 2 3 4 5 6 ABC1 sheet 39 40 41 42 43 FP date 1935 1935 1935 1935 1935 2000.01.30 |
 Philips |
|
| 4 | ABC1 | Double Diode - Triode 1953 page 1 2 ABC1 sheet 1 FP date 1953.12.12 1999.06.26 |
Philips |
|
| 3 | ABC1 | Triode |
 Tungsram |
|
| 2 | ABC1 | DUODIODE-TRIODE page 1 2 3 4 5 6 ABC1 sheet 39 40 41 42 43 FP date 1935 1935 1935 1935 1935 2000.01.30 |
 NXP Semiconductors |
|
| 1 | ABC1 | Duo Diode - Triode |
 RFT |
|
[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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