| No | Part number | Description ( Function ) | Manufacturers | |
| 3 | BC212B | Amlifier Transistors (PNP) MOTOROLA SEMICONDUCTOR TECHNICAL DATA Amplifier Transistors Order this document by BC212/D PNP Silicon COLLECTOR 3 2 BASE 1 EMITTER BC212,B BC213 BC214 MAXIMUM RATINGS Rating Collector – Emitter Voltage Collector – Base Voltage Emitter – Base Voltage Collector Current — Continuous Total Device Dissipation @ TA = 25°C Derate above 25°C Total Device Dissipation @ T |
 Motorola Semiconductors |
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| 2 | BC212B | Amplifier Transistors PNP Silicon BC212B Amplifier Transistors PNP Silicon Features • These are Pb−Free Devices* http://onsemi.com MAXIMUM RATINGS Rating Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current − Continuous Total Device Dissipation @ TA = 25°C Derate above 25°C Total Device Dissipation @ TC = 25°C Derate above 25°C Operating and S |
 ON Semiconductor |
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| 1 | BC212B | PNP General Purpose Amplifier BC212B BC212B PNP General Purpose Amplifier • This device is designed for general purpose amplifier application at collector currents to 100mA. • Sourced from process 68. 1 TO-92 1. Collector 2. Base 3. Emitter Absolute Maximum Ratings* TC=25°C unless otherwise noted Symbol VCEO VCBO VEBO IC TJ, TSTG Parameter Collector-Emitter Voltage Collector-Base Voltage Emitter-B |
 Fairchild 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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