| PartNumber | BD743-S | BD743A-S | BD743C-S |
| Description | Bipolar Transistors - BJT 45V 15A NPN | Bipolar Transistors - BJT 60V 15A NPN | Bipolar Transistors - BJT POWER TRANSISTOR |
| Manufacturer | Bourns | Bourns | Bourns |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - BJT | Bipolar Transistors - BJT |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 |
| Transistor Polarity | NPN | NPN | NPN |
| Configuration | Single | Single | Single |
| Collector Emitter Voltage VCEO Max | 45 V | 60 V | 100 V |
| Collector Base Voltage VCBO | 50 V | 70 V | 110 V |
| Emitter Base Voltage VEBO | 5 V | 5 V | 5 V |
| Maximum DC Collector Current | 15 A | 15 A | 15 A |
| Minimum Operating Temperature | - 65 C | - 65 C | - 65 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Height | 8.72 mm (Max) | 8.72 mm (Max) | 8.72 mm (Max) |
| Length | 10.4 mm (Max) | 10.4 mm (Max) | 10.4 mm (Max) |
| Packaging | Reel | Reel | - |
| Width | 4.7 mm (Max) | 4.7 mm (Max) | 4.7 mm (Max) |
| Brand | Bourns | Bourns | Bourns |
| DC Collector/Base Gain hfe Min | 40 | 40 | 40 |
| Pd Power Dissipation | 90000 mW | 90000 mW | 90000 mW |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors |
| Factory Pack Quantity | 15000 | 15000 | 15000 |
| Subcategory | Transistors | Transistors | Transistors |
| Unit Weight | 0.211644 oz | 0.211644 oz | 0.211644 oz |