| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | STR-A6053M | Off-Line PWM Controllers Off-Line PWM Controllers with Integrated Power MOSFET STR-A6000 Series General Descriptions The STR-A6000 series are power ICs for switching power supplies, incorporating a MOSFET and a current mode PWM controller IC. The low standby power is accomplished by the automatic switching between the PWM operation in normal operation and the burst-oscillation under light load conditi |
 Sanken |
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| 1 | STR-A6053M | Current Mode Control PWM Regulator IC STR-A60xxM Current Mode Control PWM Regulator IC For Switching Power Supplies Features and Benefits ▪ Small DIP8 package with 8 to 24 W power output 230 VAC ▪ Current Mode PWM control with 67 kHz switching frequency ▪ Built-in Random Switching function, reducing EMI noise, and simplifying EMI filters, and therefore reducing cost ▪ Built-in Slope Com |
 Allegro MicroSystems |
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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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