| No | Part number | Description ( Function ) | Manufacturers | |
| 4 | MA4P274-1225 | Quad PIN Diode p Attenuator 5 .3000 MHz Quad PIN Diode π Attenuator 5 –3000 MHz MA4P274-1225T Features n n n n n n Package Outline (Topview) 3 2 1 4 PIN Diodes in SOT-25 Plastic Package Externally Selectable Bias and RF Match Network 5 – 3,000 MHz Useable Frequency Band + 43 dBm IP3@ 1 GHz (50 Ω) 1.0 dB Loss @ 1 GHz (50 Ω) 30 dB Attenuation @ 1 GHz (50 Ω) Topview 4 5 Description M/A-COM's MA4P274-122 |
 Tyco |
|
| 3 | MA4P274-1225T | Quad PIN Diode p Attenuator 5 .3000 MHz |
Tyco |
|
| 2 | MA4P274-1225T | Quad PIN Diode p Attenuator 5 .3000 MHz Quad PIN Diode π Attenuator 5 –3000 MHz MA4P274-1225T Features n n n n n n Package Outline (Topview) 3 2 1 4 PIN Diodes in SOT-25 Plastic Package Externally Selectable Bias and RF Match Network 5 – 3,000 MHz Useable Frequency Band + 43 dBm IP3@ 1 GHz (50 Ω) 1.0 dB Loss @ 1 GHz (50 Ω) 30 dB Attenuation @ 1 GHz (50 Ω) Topview 4 5 Description M/A-COM's MA4P274-122 |
Tyco |
|
| 1 | MA4P274-1225T | Quad PIN Diode Attenuator Now Offering RoHs Compliant Equivalent Parts Quad PIN Diode π Attenuator 5 –3000 MHz Features • 4 PIN Diodes in SOT-25 Plastic Package • Externally Selectable Bias and RF Match Network • 5 – 3,000 MHz Useable Frequency Band • + 43 dBm IP3@ 1 GHz (50 Ω) • 1.0 dB Loss @ 1 GHz (50 Ω) • 30 dB Attenuation @ 1 GHz (50 Ω) • Lead-Free (RoH |
 Tyco Electronics |
|
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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