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| PartNumber | BUX348 | BUX34 | BUX348A |
| Description | Bipolar Transistors - BJT NPN Fast Sw Power | ||
| Manufacturer | STMicroelectronics | SML | - |
| Product Category | Bipolar Transistors - BJT | Transistors (BJT) - Single | - |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | TO-3 | - | - |
| Transistor Polarity | NPN | - | - |
| Configuration | Single | - | - |
| Collector Emitter Voltage VCEO Max | 450 V | - | - |
| Collector Base Voltage VCBO | 850 V | - | - |
| Emitter Base Voltage VEBO | 7 V | - | - |
| Collector Emitter Saturation Voltage | 0.7 V | - | - |
| Maximum DC Collector Current | 45 A | - | - |
| Minimum Operating Temperature | - 65 C | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Series | BUX348 | - | - |
| Height | 8.7 mm (Max) | - | - |
| Length | 39.5 mm (Max) | - | - |
| Packaging | Tube | - | - |
| Width | 26.2 mm (Max) | - | - |
| Brand | STMicroelectronics | - | - |
| Continuous Collector Current | 45 A | - | - |
| Pd Power Dissipation | 300 W | - | - |
| Product Type | BJTs - Bipolar Transistors | - | - |
| Factory Pack Quantity | 20 | - | - |
| Subcategory | Transistors | - | - |
| Unit Weight | 0.225789 oz | - | - |