| PartNumber | BUL741 | BUL741FP | BUL742A |
| Description | Bipolar Transistors - BJT PWR BIP/S.SIGNAL | TRANS NPN 400V 2.5A TO-220FP | TRANS NPN 400V 4A TO-220 |
| Manufacturer | STMicroelectronics | - | - |
| Product Category | Bipolar Transistors - BJT | - | - |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | TO-220-3 | - | - |
| Transistor Polarity | NPN | - | - |
| Configuration | Single | - | - |
| Collector Emitter Voltage VCEO Max | 400 V | - | - |
| Emitter Base Voltage VEBO | 15 V | - | - |
| Maximum DC Collector Current | 2.5 A | - | - |
| Minimum Operating Temperature | - 65 C | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Series | BUL741 | - | - |
| Height | 9.15 mm | - | - |
| Length | 10.4 mm | - | - |
| Width | 4.6 mm | - | - |
| Brand | STMicroelectronics | - | - |
| DC Collector/Base Gain hfe Min | 48 | - | - |
| Pd Power Dissipation | 60000 mW | - | - |
| Product Type | BJTs - Bipolar Transistors | - | - |
| Factory Pack Quantity | 1000 | - | - |
| Subcategory | Transistors | - | - |
| Unit Weight | 0.081130 oz | - | - |