| PartNumber | KSD5018TU | KSD5018PWD | KSD5018 |
| Description | Darlington Transistors NPN Sil Darl Trans | TRANS NPN DARL 275V 4A TO-220 | TRANS NPN DARL 275V 4A TO-220 |
| Manufacturer | ON Semiconductor | - | - |
| Product Category | Darlington Transistors | - | - |
| RoHS | Y | - | - |
| Configuration | Single | - | - |
| Transistor Polarity | NPN | - | - |
| Collector Emitter Voltage VCEO Max | 275 V | - | - |
| Emitter Base Voltage VEBO | 10 V | - | - |
| Collector Base Voltage VCBO | 600 V | - | - |
| Maximum DC Collector Current | 4 A | - | - |
| Maximum Collector Cut off Current | 1000 uA | - | - |
| Pd Power Dissipation | 40 W | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | TO-220-3 | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Packaging | Tube | - | - |
| Height | 9.2 mm | - | - |
| Length | 9.9 mm | - | - |
| Width | 4.5 mm | - | - |
| Brand | ON Semiconductor / Fairchild | - | - |
| Continuous Collector Current | 4 A | - | - |
| Product Type | Darlington Transistors | - | - |
| Factory Pack Quantity | 50 | - | - |
| Subcategory | Transistors | - | - |
| Unit Weight | 0.063493 oz | - | - |