| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | 2SD1046 | PNP/NPN Epitaxial Planar Silicon Transistors Ordering number:ENN677D PNP/NPN Epitaxial Planar Silicon Transistors 2SB816/2SD1046 For LF Power Amplifier, 50W Output Large Power Switching Applications Features · Capable of being mounted easily because of onepoint fixing type plastic molded package (Interchangeable with TO-3). · Wide ASO because of built-in ballast resistance. · Goode dependence of fT on current and goo |
 Sanyo Semicon Device |
|
| 1 | 2SD1046 | SILICON POWER TRANSISTOR SavantIC Semiconductor Product Specification Silicon NPN Power Transistors · 2SD1046 DESCRIPTION ·With TO-3PN package ·Complement to type 2SB816 ·Wide area of safe operation APPLICATIONS ·For LF power amplifier, 50W output large power switching applications PINNING PIN 1 2 3 Base Collector;connected to mounting base Emitter Fig.1 simplified outline |
 SavantIC |
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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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