| PartNumber | TIP142T | TIP142TTU | TIP142TU |
| Description | Darlington Transistors NPN Power Darlington | Darlington Transistors NPN Epitaxial Sil Darl | TRANS NPN DARL 100V 10A TO-3P |
| Manufacturer | STMicroelectronics | ON Semiconductor | SEC |
| Product Category | Darlington Transistors | Darlington Transistors | Transistors (BJT) - Single |
| RoHS | Y | Y | - |
| Configuration | Single | Single | - |
| Transistor Polarity | NPN | NPN | - |
| Collector Emitter Voltage VCEO Max | 100 V | 100 V | - |
| Emitter Base Voltage VEBO | 5 V | 5 V | - |
| Collector Base Voltage VCBO | 100 V | 100 V | - |
| Maximum DC Collector Current | 15 A | 10 A | - |
| Maximum Collector Cut off Current | 1000 uA | 1000 uA | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | TO-220-3 | TO-220AB | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Series | TIP142T | TIP142T | - |
| Height | 9.15 mm | 9.4 mm | - |
| Length | 10.4 mm | 10.67 mm | - |
| Width | 4.6 mm | 4.83 mm | - |
| Brand | STMicroelectronics | ON Semiconductor / Fairchild | - |
| DC Collector/Base Gain hfe Min | 500 | 1000 at 5 A at 4 V, 500 at 10 A at 4 V | - |
| Product Type | Darlington Transistors | Darlington Transistors | - |
| Factory Pack Quantity | 1000 | 1000 | - |
| Subcategory | Transistors | Transistors | - |
| Unit Weight | 0.211644 oz | 0.042823 oz | - |
| Minimum Operating Temperature | - | - 65 C | - |
| Packaging | - | Tube | - |
| Part # Aliases | - | TIP142TTU_NL | - |