| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | 3P4M | Thyristors INCHANGE Semiconductor isc Thyristors APPLICATIONS ·Motor speed control for household appliance. ·Temperature control for heater and constant temperature box. ·Constant voltage power source and battery charger. ·Automotive application such as regulator. ·Various solid state relay etc. isc Product Specification 3P4M ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL PARAMETER V |
 Inchange Semiconductor |
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| 1 | 3P4MH | THYRISTORS DATA SHEET THYRISTORS 3P4MH, 3P6MH 3 A MOLD SCR The 3P4MH and 3P6MH are P-gate fully diffused mold SCRs with an average on-current of 3 A. The repeat peak offvoltages (and reverse voltages) are 400 V and 600 V. PACKAGE DRAWING (UNIT: mm) FEATURES • This transistor features a small and lightweight package and is easy to handle even on the mounting surface due to its TO-20 |
 NEC |
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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 | |||