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| Part Number | BFG540/X,215 | BFG590/X,215 | BFG540/XR,215 | BFG520/X,215 | 
|---|---|---|---|---|
| Manufacturer | NXP USA Inc. | NXP USA Inc. | NXP USA Inc. | NXP USA Inc. | 
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | 
| Transistor Type | NPN | NPN | NPN | NPN | 
| Voltage - Collector Emitter Breakdown (Max) | 15V | 15V | 15V | 15V | 
| Frequency - Transition | 9GHz | 5GHz | 9GHz | 9GHz | 
| Noise Figure (dB Typ @ f) | 1.3dB ~ 2.4dB @ 900MHz | - | 1.3dB ~ 2.4dB @ 900MHz | 1.1dB ~ 2.1dB @ 900MHz | 
| Gain | - | - | - | - | 
| Power - Max | 400mW | 400mW | 400mW | 300mW | 
| DC Current Gain (hFE) (Min) @ Ic, Vce | 60 @ 40mA, 8V | 60 @ 70mA, 8V | 100 @ 40mA, 8V | 60 @ 20mA, 6V | 
| Current - Collector (Ic) (Max) | 120mA | 200mA | 120mA | 70mA | 
| Operating Temperature | 150°C (TJ) | 175°C (TJ) | 150°C (TJ) | 175°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | TO-253-4, TO-253AA | TO-253-4, TO-253AA | SOT-143R | TO-253-4, TO-253AA | 
| Supplier Device Package | SOT-143B | SOT-143B | SOT-143R | SOT-143B |