| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | D2493 | NPN Transistor - 2SD2493 Equivalent circuit C Darlington sAbsolute maximum ratings (Ta=25°C) Symbol VCBO VCEO VEBO IC IB PC Tj Tstg 2SD2493 110 110 5 6 1 60(Tc=25°C) 150 –55 to +150 Unit V V V A A W °C °C 2SD2493 sElectrical Characteristics Symbol ICBO IEBO V(BR)CEO hFE VCE(sat) VBE(sat) fT COB Conditions VCB=110V VEB=5V IC=30mA VCE=4V, IC=5A IC=5A, IB=5mA IC=5A, IB=5mA VCE=12V, IE=–2A VCB=1 |
 Sanken electric |
|
| 1 | D2493 | NPN Transistor - 2SD2493 SavantIC Semiconductor Silicon NPN Darlington Power Transistors Product Specification 2SD2493 DESCRIPTION www.dat·aWshiethet4TuO.co-3mPN package ·Complement to type 2SB1624 APPLICATIONS ·Audio ,series regulator and general purpose applications PINNING PIN 1 2 3 DESCRIPTION Base Collector;connected to mounting base Emitter Fig.1 simplified outline (TO-3PN) and symbol A |
 SavantIC |
|
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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