| PartNumber | BUJ103AD,118 | BUJ103A,127 | BUJ103AX,127 |
| Description | Bipolar Transistors - BJT Trans GP BJT NPN 400V 4A 3-Pin(2+Tab) | Bipolar Transistors - BJT RAIL BIPOLAR | Bipolar Transistors - BJT SILICON DIFFUSED POWER TRANSISTOR |
| Manufacturer | WeEn Semiconductors | WeEn Semiconductors | WeEn Semiconductors |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - BJT | Bipolar Transistors - BJT |
| RoHS | Y | Y | Y |
| Technology | Si | Si | Si |
| Mounting Style | SMD/SMT | Through Hole | Through Hole |
| Package / Case | DPAK-3 | TO-220AB-3 | SOT-186A-3 |
| Transistor Polarity | NPN | NPN | NPN |
| Configuration | Single | Single | Single |
| Collector Emitter Voltage VCEO Max | 400 V | 400 V | 400 V |
| Collector Base Voltage VCBO | 700 V | 700 V | 700 V |
| Collector Emitter Saturation Voltage | 0.25 V | 0.25 V | 0.25 V |
| Maximum DC Collector Current | 4 A | 4 A | 4 A |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| DC Current Gain hFE Max | 32 | 32 | 32 |
| Height | 2.38 mm | 9.4 mm | 15.8 mm |
| Length | 6.73 mm | 10.3 mm | 10.3 mm |
| Packaging | Reel | - | - |
| Width | 6.22 mm | 4.7 mm | 4.6 mm |
| Brand | WeEn Semiconductors | WeEn Semiconductors | WeEn Semiconductors |
| DC Collector/Base Gain hfe Min | 10 | 10 | 10 |
| Pd Power Dissipation | 80 W | 80 W | 26 W |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors |
| Factory Pack Quantity | 2500 | 1000 | 1000 |
| Subcategory | Transistors | Transistors | Transistors |
| Part # Aliases | 934055788118 | 934055158127 BUJ103A | 934055159127 |
| Continuous Collector Current | - | 4 A | - |
| Unit Weight | - | 0.211644 oz | - |