| PartNumber | BUH51 | BUH50 | BUH50G |
| Description | Bipolar Transistors - BJT 3A 800V 50W NPN | TRANS NPN 500V 4A TO-220AB | Bipolar Transistors - BJT 4A 500V 50W NPN |
| Manufacturer | ON Semiconductor | - | - |
| Product Category | Bipolar Transistors - BJT | - | - |
| RoHS | N | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | TO-225-3 | - | - |
| Transistor Polarity | NPN | - | - |
| Configuration | Single | - | - |
| Collector Emitter Voltage VCEO Max | 500 V | - | - |
| Collector Base Voltage VCBO | 800 V | - | - |
| Emitter Base Voltage VEBO | 10 V | - | - |
| Collector Emitter Saturation Voltage | 0.3 V | - | - |
| Maximum DC Collector Current | 3 A | - | - |
| Gain Bandwidth Product fT | 23 MHz | - | - |
| Minimum Operating Temperature | - 65 C | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Height | 11.04 mm (Max) | - | - |
| Length | 7.74 mm (Max) | - | - |
| Packaging | Bulk | - | - |
| Width | 2.66 mm (Max) | - | - |
| Brand | ON Semiconductor | - | - |
| Continuous Collector Current | 3 A | - | - |
| DC Collector/Base Gain hfe Min | 8 | - | - |
| Pd Power Dissipation | 50 W | - | - |
| Product Type | BJTs - Bipolar Transistors | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | Transistors | - | - |
| Unit Weight | 0.068784 oz | - | - |