| No | Part number | Description ( Function ) | Manufacturers | |
| 5 | U30D20 | POWER RECTIFIERS(30A/50-200V) |
 Mospec Semiconductor |
|
| 4 | U30D20A | 30.0 Ampere Dual Common Cathode Ultra Fast Recovery Rectifiers U30D20C thru U30D60C U30D20C thru U30D60C Pb Free Plating Product 30.0 Ampere Dual Common Cathode Ultra Fast Recovery Rectifiers TO-3P/TO-247AD Unit: inch (mm) ® Pb Features Dual rectifier construction, positive center-tap Plastic package has U nderwriters Laborat ory Flammability Classification 94V0 G lass passivated chip junctions Superfast recovery time, high voltage Low |
 Thinki Semiconductor |
|
| 3 | U30D20C | 30.0 Ampere Dual Common Cathode Ultra Fast Recovery Rectifiers U30D20C thru U30D60C U30D20C thru U30D60C Pb Free Plating Product 30.0 Ampere Dual Common Cathode Ultra Fast Recovery Rectifiers TO-3P/TO-247AD Unit: inch (mm) ® Pb Features Dual rectifier construction, positive center-tap Plastic package has U nderwriters Laborat ory Flammability Classification 94V0 G lass passivated chip junctions Superfast recovery time, high voltage Low |
Thinki Semiconductor |
|
| 2 | U30D20C | 30A GLASS PASSIVATED DUAL SUPEFAST RECTIFIER WTE POWER SEMICONDUCTORS U30D05C – U30D60C Pb 30A GLASS P ASSIVATED D UAL S UPEFAST R ECTIFIER Features ! !S ! ! ! ! Glass Passivated Die Construction uper-Fast Switching Low Forward Voltage Drop Low Reverse Leakage Current S High Surge Current Capability Plastic Material has UL Flammability R Classification 94V-O |
 Won-Top Electronics |
|
| 1 | U30D20D | 30.0 Ampere Dual Common Cathode Ultra Fast Recovery Rectifiers U30D20C thru U30D60C U30D20C thru U30D60C Pb Free Plating Product 30.0 Ampere Dual Common Cathode Ultra Fast Recovery Rectifiers TO-3P/TO-247AD Unit: inch (mm) ® Pb Features Dual rectifier construction, positive center-tap Plastic package has U nderwriters Laborat ory Flammability Classification 94V0 G lass passivated chip junctions Superfast recovery time, high voltage Low |
Thinki Semiconductor |
|
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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