| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | IW1699 | Off-Line Digital Green-Mode Quasi-Resonant PWM Controller iW1699 Off-Line Digital Green-Mode Quasi-Resonant PWM Controller 1.0 Features ●● No-load power consumption < 30mW at 230VAC along with fast dynamic load response and short turn-on delay time in typical 12W compact adapter/charger applications ●● Tight constant-voltage and constant-current regulation across line and load range 2.0 Description The iW1699 is a high perfor |
 iWatt |
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| 1 | IW1699 | Off-Line Digital Green-Mode Quasi-Resonant PWM Controller iW1699 Off-Line Digital Green-Mode Quasi-Resonant PWM Controller 1 Description The iW1699 is a high performance AC/DC power supply controller that uses digital control technology to build peak current mode PWM flyback power supplies. The device operates in quasi-resonant mode to provide high efficiency and key built-in protection features while minimizing the external componen |
 Dialog Semiconductor |
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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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