| PartNumber | 2N3866A | 2N3866UB | 2N3866 |
| Description | Bipolar Transistors - BJT PNP 55Vcbo 30Vceo 3.5Vebo 0.4A 5.0W | Bipolar Transistors - BJT | Bipolar Transistors - BJT NPN VHF/UHF AM |
| Manufacturer | Central Semiconductor | Microchip | Central Semiconductor |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - BJT | Bipolar Transistors - BJT |
| RoHS | Y | N | Y |
| Technology | Si | - | - |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-39-3 | TO-39-3 | TO-39-3 |
| Transistor Polarity | NPN | - | NPN |
| Configuration | Single | - | - |
| Collector Emitter Voltage VCEO Max | 30 V | - | 30 V |
| Collector Base Voltage VCBO | 55 V | - | 55 V |
| Emitter Base Voltage VEBO | 3.5 V | - | 3.5 V |
| Collector Emitter Saturation Voltage | 1 V | - | 1 V |
| Gain Bandwidth Product fT | 800 MHz | - | 500 MHz |
| Minimum Operating Temperature | - 65 C | - | - 65 C |
| Maximum Operating Temperature | + 200 C | - | + 200 C |
| Series | 2N3866A | - | 2N3866 |
| DC Current Gain hFE Max | 200 at 50 mA, 5 V | - | - |
| Packaging | Bulk | - | Bulk |
| Brand | Central Semiconductor | Microchip / Microsemi | Central Semiconductor |
| Continuous Collector Current | 0.4 A | - | 0.4 A |
| DC Collector/Base Gain hfe Min | 25 at 50 mA, 5 V | - | 5 at 360 mA, 5 V |
| Pd Power Dissipation | 5 W | - | 5 W |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors |
| Factory Pack Quantity | 500 | 100 | 500 |
| Subcategory | Transistors | Transistors | Transistors |
| Part # Aliases | 2N3866A PBFREE | - | 2N3866 PBFREE |
| Maximum DC Collector Current | - | - | 400 mA |