| No | Part number | Description ( Function ) | Manufacturers | |
| 6 | HT-32 | Bilateral Trigger Diacs |
 Teccor Electronics |
|
| 5 | HT-32 | Thyristor ( SCR ) Teccor® brand Thyristors Standard Bidirectional DIAC Trigger HTxxx & HTMxxx & STxxx Series Description The HTM, HT, and ST series of bilateral trigger DIACs offer a range of voltage characteristics from 27V to 70V. A DIAC semiconductor is a full-wave or bidirectional Thyristor. It is triggered from a blocking state to a conduction state for either polarity of applied voltage |
 Littelfuse |
|
| 4 | HT-32A | Bilateral Trigger Diacs |
Teccor Electronics |
|
| 3 | HT-32A | Thyristor ( SCR ) Teccor® brand Thyristors Standard Bidirectional DIAC Trigger HTxxx & HTMxxx & STxxx Series Description The HTM, HT, and ST series of bilateral trigger DIACs offer a range of voltage characteristics from 27V to 70V. A DIAC semiconductor is a full-wave or bidirectional Thyristor. It is triggered from a blocking state to a conduction state for either polarity of applied voltage |
Littelfuse |
|
| 2 | HT-32B | Bilateral Trigger Diacs |
Teccor Electronics |
|
| 1 | HT-32B | Thyristor ( SCR ) Teccor® brand Thyristors Standard Bidirectional DIAC Trigger HTxxx & HTMxxx & STxxx Series Description The HTM, HT, and ST series of bilateral trigger DIACs offer a range of voltage characteristics from 27V to 70V. A DIAC semiconductor is a full-wave or bidirectional Thyristor. It is triggered from a blocking state to a conduction state for either polarity of applied voltage |
Littelfuse |
|
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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