| No | Part number | Description ( Function ) | Manufacturers | |
| 2 | FMMT4126 | Switching Transistors SMD Type Switching Transistors FMMT4126 TransistIoCrs Features Switching transistors. +0.12.4 -0.1 SOT-23 2.9+0.1 -0.1 0.4+0.1 -0.1 3 12 0.95+0.1 -0.1 1.9+0.1 -0.1 Absolute Maximum Ratings Ta = 25 Parameter Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Power dissipation Operating and storage temperature range Symbol VCBO VCEO VEB |
 KEXIN |
|
| 1 | FMMT4126 | SOT23 PNP SILICON PLANAR SWITCHING TRANSISTOR SOT23 PNP SILICON PLANAR SWITCHING TRANSISTOR ISSUE 2 MARCH 1995 7 PARTMARKING DETAIL ZE FMMT4126 E C B ABSOLUTE MAXIMUM RATINGS. PARAMETER SYMBOL VALUE UNIT Collector-Base Voltage VCBO -25 V Collector-Emitter Voltage VCEO -25 V Emitter-Base Voltage VEBO -4 V Continuous Collector Current IC -200 mA Power Dissipation at Tamb=25°C Ptot 330 mW Operat |
 Zetex Semiconductors |
|
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 |
|||