| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | SM4558 | Dual Low Noise Operation Amplifier SM4558 Dual Low Noise Operation Amplifier FEATURES No Frequency Compensation Required No Latch-Up Gain and Phase Match Between Amplifier Large Common Mode and Voltage Range Parameter Tracking Over Temperature Range Internally Frequency Compensated Low Noise Input Transistors DIP-8 SOP-8 PRODUCT DESCRIPTION The SM4558 series are a monolithic integrated c |
 OEI |
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| 1 | SM4558 | SM4558 SHENZHEN STATE MICROELECTRONICS CO,.LTD SM4558 ˫ͨµÀÔ ã·Å´óÆ÷ ¸ÅÊö 4558ÄÚ²¿ ¸ßÔöÒæ¡¢ À¨Á½¸ö¶¢µÄ¡Ú²¿°ü Æ µ Â Ê ² ¹ ³ ¥µ ÄË « Ô ã · Å´ óÆ ÷ ¡ £ Ê Ó Ã ÚË « µ ç Ô ´ ¹ ¤ × ÷ Ä £ Ê ½ ¬ Ò ²Ê Ó Ã Ú µ ç Ô ´ Ñ ¹ · ¶ Î § º Ü¿ íµ Ä ¥ ç Ô ´ Ê ¹ Ó Ã ¡ |
 SHENZHEN STATE MICROELECTRONICS |
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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 |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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