| No | Part number | Description ( Function ) | Manufacturers | |
| 13 | 2SK150 | Low Noise Audio Amplifier Applications |
 ETC |
|
| 12 | 2SK1500 | (2SK1499 / 2SK1500) Switching N-Channel Power MOS FET |
 NEC |
|
| 11 | 2SK1502 | MOS Field Effect Power Transistor |
 Renesas |
|
| 10 | 2SK1503 | N-Channel MOSFET Transistor INCHANGE Semiconductor isc N-Channel MOSFET Transistor isc Product Specification 2SK1503 DESCRIPTION ·Drain Current –ID=10A@ TC=25℃ ·Drain Source Voltage- : VDSS=500 (Min) APPLICATIONS ·Designed especially for high voltage,high speed applications, such as off-line switching power supplies , UPS,AC and DC motor controls,relay and solenoid drivers. ABSOLUTE MAXIMUM RAT |
 Inchange Semiconductor |
|
| 9 | 2SK1503-01 | Fuji power MOSFET Specification w w w t a .D S a e h U 4 t e .c m o w w w .D a S a t e e h U 4 t m o .c |
 Fuji Electric |
|
| 8 | 2SK1505-MR | N-CHANNEL SILICON POWER MOSFET |
Fuji Electric |
|
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 | |||