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See Product Specifications
| Part Number: | 2ST2121 |
| Category: | Discrete Semiconductor Products |
| Subcategory: | Transistors - Bipolar (BJT) - Single |
| Manufacturer: | STMicroelectronics |
| Packaging: | Bulk |
| Product Status: | Obsolete |
| Transistor Type: | PNP |
| Current - Collector (Ic) (Max): | 17 A |
| Voltage - Collector Emitter Breakdown (Max): | 250 V |
| Vce Saturation (Max) @ Ib, Ic: | 3V @ 800mA, 8A |
| Current - Collector Cutoff (Max): | 5µA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce: | 80 @ 1A, 5V |
| Power - Max: | 250 W |
| Frequency - Transition: | 25MHz |
| Operating Temperature: | 200°C (TJ) |
| Mounting Type: | Through Hole |
| Package / Case: | TO-204AA, TO-3 |
| Supplier Device Package: | TO-3 |
