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| Part Number | MRF581 | MRF587 | MRF581A | MRF581G | MRF586 | MRF5812 |
|---|---|---|---|---|---|---|
| Manufacturer | Microsemi Corporation | MACOM Technology Solutions | Microsemi Corporation | Microsemi Corporation | Microsemi Corporation | Microsemi Corporation |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete |
| Transistor Type | NPN | NPN | NPN | NPN | NPN | NPN |
| Voltage - Collector Emitter Breakdown (Max) | 18V | 17V | 15V | 18V | 17V | 15V |
| Frequency - Transition | 5GHz | 5.5GHz | 5GHz | 5GHz | 3GHz | 5GHz |
| Noise Figure (dB Typ @ f) | 3dB ~ 3.5dB @ 500MHz | 3dB @ 0.5GHz | 3dB ~ 3.5dB @ 500MHz | 3dB ~ 3.5dB @ 500MHz | - | 2dB ~ 3dB @ 500MHz |
| Gain | 13dB ~ 15.5dB | 13dB | 13dB ~ 15.5dB | 13dB ~ 15.5dB | 13.5dB | 13dB ~ 15.5dB |
| Power - Max | 1.25W | - | 1.25W | 1.25W | 1W | 1.25W |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 50 @ 50mA, 5V | 50 @ 50mA, 5V | 90 @ 50mA, 5V | 50 @ 50mA, 5V | 40 @ 50mA, 5V | 50 @ 50mA, 5V |
| Current - Collector (Ic) (Max) | 200mA | 200mA | 200mA | 200mA | 200mA | 200mA |
| Operating Temperature | 150°C (TJ) | 200°C (TJ) | 150°C (TJ) | 150°C (TJ) | - | - |
| Mounting Type | Surface Mount | Stud Mount | Surface Mount | Surface Mount | Through Hole | Surface Mount |
| Package / Case | Micro-X ceramic (84C) | 244A-01 | Micro-X ceramic (84C) | Micro-X ceramic (84C) | TO-205AD, TO-39-3 Metal Can | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | Micro-X ceramic (84C) | 244A-01, STYLE 1 | Micro-X ceramic (84C) | Micro-X ceramic (84C) | TO-39 | 8-SOIC |
