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See Product Specifications
| Part Number: | 2N4957 |
| Category: | Discrete Semiconductor Products |
| Subcategory: | Transistors - Bipolar (BJT) - RF |
| Manufacturer: | Microsemi Corporation |
| Packaging: | Bulk |
| Product Status: | Discontinued at Digi-Key |
| Transistor Type: | PNP |
| Voltage - Collector Emitter Breakdown (Max): | 30V |
| Frequency - Transition: | - |
| Noise Figure (dB Typ @ f): | 3.5dB @ 450MHz |
| Gain: | 25dB |
| Power - Max: | 200mW |
| DC Current Gain (hFE) (Min) @ Ic, Vce: | 30 @ 5mA, 10V |
| Current - Collector (Ic) (Max): | 30mA |
| Operating Temperature: | -65°C ~ 200°C (TJ) |
| Mounting Type: | Through Hole |
| Package / Case: | TO-72-3 Metal Can |
| Supplier Device Package: | TO-72 |
