| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | LA5777 | Monolithic Linear IC Separately-excited Step-down Switching Regulator Ordering number : ENA0497A Monolithic Linear IC LA5777 Separately-excited Step-down Switching Regulator (5V) Overview The LA5777 is a Separately-excited step-down switching regulator (5V). Functions • High efficiency. • Six external parts. • Time-base generator (160kHz) incorporated. • Current limiter incorporated. • Thermal shutdown circuit |
 Sanyo Semicon Device |
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| 1 | LA5777MP | Monolithic Linear IC Separately-excited Step-down Switching Regulator Ordering number : ENA0495A Monolithic Linear IC LA5777MP Separately-excited Step-down Switching Regulator (5V) Overview The LA5777MP is a Separately-excited step-down switching regulator (5V). Functions • High efficiency. • Six external parts. • Time-base generator (160kHz) incorporated. • Current limiter incorporated. • Thermal shutdown circ |
Sanyo Semicon Device |
|
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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