| No | Part number | Description ( Function ) | Manufacturers | |
| 3 | 2N3302 | GENERAL PURPOSE TRANSISTOR 2N3299 2N3300 CASE 79, STYLE 1 TO-39 (TO-205AD) GENERAL PURPOSE TRANSISTOR 2N3301 2N3302 MAXIMUM RATINGS Rating Collector-Emitter Voltage (Applicable to 10 mAdc) Collector-Base Voltage Emitter-Base Voltage —Collector Current Continuous Symbol VCEO VCBO VEBO ic Value 30 60 5.0 500 CASE 22, STYLE 1 TO-18 (TO-206AA) GENERAL PURPOSE TRANSISTOR NPN SILICON @Total Device Dis |
 Motorola Semiconductors |
|
| 2 | 2N3302 | Transistor |
 New Jersey Semi-Conductor |
|
| 1 | 2N3302 | Small Signal Transistors Small Signal Transistors TO-18 Case (Continued) TYPE NO. DESCRIPTION BVCBO BVCEO BVEBO ICBO @ VCB (V) (V) (V) (µA) (V) MIN MIN MIN MAX *ICES **ICEV hFE @ IC @ VCE VCE (SAT) @ IC Cob fT NF ton (mA) (V) (V) (mA) (pF) (MHz) (dB) (ns) MIN MAX MAX MAX MIN MAX MAX toff (ns) MAX 2N2896 NPN AMPL/SWITCH 140 2N2897 NPN AMPL/SWITCH 60 2N2906A PNP AMPL/SWITCH 60 2N2907A PNP AMPL/ |
 Central Semiconductor |
|
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 |
|
| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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