| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | ACT4012 | Wide Input 1.5A Step Down Converter Data Sheet Rev 1, 10/2006 ACT4012 Wide Input 1.5A Step Down Converter FEATURES 1.5A Output Current Up to 94% Efficiency Up to 20V Input Range 10µA Shutdown Supply Current 400kHz Switching Frequency Adjustable Output Voltage Cycle-by-Cycle Current Limit Protection Thermal Shutdown Protection Frequency Foldback at Short Circuit Stabi |
 Active-Semi |
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| 1 | ACT4012A | Wide Input 1.5A Step Down Converter ACT4012A Rev0, 16-May-08 Wide Input 1.5A Step Down Converter FEATURES • 1.5A Output Current • Up to 94% Efficiency • Up to 20V Input Range • 10µA Shutdown Supply Current • 420kHz Switching Frequency • Adjustable Output Voltage • Cycle-by-Cycle Current Limit Protection • Thermal Shutdown Protection • Frequency Foldback at Short Circuit • Stability with Wide |
Active-Semi |
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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 |
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| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
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6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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