| No | Part number | Description ( Function ) | Manufacturers | |
| 6 | STK439 | THICK FILM HYBRID IC Features r O IMST,2 Channels by 1 PowerSupply. r Smallshocknoisebecause of directcoupling emitter feedbacked. I STK-433-105 , 3 5 - 1 0 s , 4 3 6 - t o sa n d 4 4 1 - r o s 4 arefor the useof Tg=1g5oa. MAxfMUM RATTNGS/Ta=25"C MaximumSupplyVoltage I AF outputpowerSTK-433: 5Wmin.,STK-435: 7Wmin.,STK-436: 10W min.,STK-437: 10W min.,STK-439: 15W min.,STK-411: 20Vl min., STK-443: |
 ETC |
|
| 5 | STK439 | Single Power Supply / 2Ch Amplifier |
 Sanyo |
|
| 4 | STK439-xxx | (STK4xx) 2-Channel 5 to 25W AF Power Amp Features r O IMST,2 Channels by 1 PowerSupply. r Smallshocknoisebecause of directcoupling emitter feedbacked. I STK-433-105 , 3 5 - 1 0 s , 4 3 6 - t o sa n d 4 4 1 - r o s 4 arefor the useof Tg=1g5oa. MAxfMUM RATTNGS/Ta=25"C MaximumSupplyVoltage I AF outputpowerSTK-433: 5Wmin.,STK-435: 7Wmin.,STK-436: 10W min.,STK-437: 10W min.,STK-439: 15W min.,STK-411: 20Vl min., STK-443: |
ETC |
|
| 3 | STK4392 | Audio Power IC |
Sanyo |
|
| 2 | STK4392 | AF Power Amplifier w w a D . w S a t e e h U 4 t m o .c w w w t a .D S a e h U 4 t e .c m o w w w .D a S a t e e h U 4 t m o .c |
 Sanyo Semicon Device |
|
| 1 | STK4392 | Integrated circuit w w a D . w S a t e e h U 4 t m o .c w w w t a .D S a e h U 4 t e .c m o w w w .D a S a t e e h U 4 t m o .c |
ETC |
|
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 | |||