No | Part number | Description ( Function ) | Manufacturers | |
5 | 2N1990 | Small Signal Transistors Small Signal Transistors TO-39 Case (Continued) TYPE NO. DESCRIPTION VCBO (V) 2N1975 NPN AMPL/SWITCH 2N1983 NPN AMPL/SWITCH 2N1984 NPN AMPL/SWITCH 2N1985 NPN AMPL/SWITCH 2N1986 NPN AMPL/SWITCH 2N1987 NPN AMPL/SWITCH 2N1988 NPN AMPL/SWITCH 2N1989 NPN AMPL/SWITCH 2N1990 NPN AMPL/SWITCH 2N2017 NPN AMPL/SWITCH 2N2049 NPN AMPL/SWITCH 2N2102A NPN AMPL/SWITCH 2N2107 NPN AMPL/SWITCH |
Central Semiconductor |
|
4 | 2N1990 | Trans GP BJT PNP 20V 3-Pin TO-18 Box |
New Jersey Semiconductor |
|
3 | 2N1990 | Trans GP BJT PNP 20V 3-Pin TO-18 Box |
New Jersey Semiconductor |
|
2 | 2N1990R | Trans GP BJT PNP 20V 3-Pin TO-18 Box |
New Jersey Semiconductor |
|
1 | 2N1990R | Trans GP BJT PNP 20V 3-Pin TO-18 Box |
New Jersey 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 |