| PartNumber | MD2001FX | MD2009DFX | MD2009DFP |
| Description | Bipolar Transistors - BJT NPN Power Transistor | Bipolar Transistors - Pre-Biased HI VLT NPN PWR TRANS STANDARD DEF | Bipolar Transistors - BJT High volt NPN power transistor CRT TV |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - Pre-Biased | - |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | ISOWATT-218FX-3 | TO-3PF-3 | - |
| Transistor Polarity | NPN | NPN | - |
| Configuration | Single | Single | - |
| Collector Emitter Voltage VCEO Max | 700 V | 700 V | - |
| Collector Base Voltage VCBO | 9 V | - | - |
| Emitter Base Voltage VEBO | 9 V | 7 V | - |
| Collector Emitter Saturation Voltage | 1.8 V | - | - |
| Maximum DC Collector Current | 18 A | - | - |
| Gain Bandwidth Product fT | 64 kHz | - | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Series | MD2001FX | MD2009DFX | - |
| DC Current Gain hFE Max | 7 | - | - |
| Height | 26.7 mm | 16.5 mm | - |
| Length | 5.7 mm | 15.7 mm | - |
| Width | 15.7 mm | 5.7 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Continuous Collector Current | 12 A | 10 A | - |
| DC Collector/Base Gain hfe Min | 4.5 | 5 | - |
| Pd Power Dissipation | 58 W | 58 W | - |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors - Pre-Biased | - |
| Factory Pack Quantity | 300 | 30 | - |
| Subcategory | Transistors | Transistors | - |
| Unit Weight | 0.271998 oz | 0.245577 oz | - |
| Peak DC Collector Current | - | 16 A | - |
| Packaging | - | Tube | - |