PNP Bipolar Junction Transistor (BJT) for general-purpose applications. Features a 25V maximum collector-emitter voltage and 0.1A maximum DC collector current. Housed in a 3-pin TO-18 (TO-206-AA) metal package with through-hole mounting. Offers a minimum DC current gain of 240 and a typical transition frequency of 200MHz. Operates across a wide temperature range from -65°C to 175°C.
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TT BC178B technical specifications.
| Basic Package Type | Through Hole |
| Package Family Name | TO-206-AA |
| Package/Case | TO-18 |
| Package Description | Transistor Outline Package |
| Lead Shape | Through Hole |
| Pin Count | 3 |
| PCB | 3 |
| Package Height (mm) | 5.33(Max) |
| Seated Plane Height (mm) | 5.33(Max) |
| Pin Pitch (mm) | 1.27 |
| Package Diameter (mm) | 5.84(Max) |
| Package Material | Metal |
| Mounting | Through Hole |
| Type | PNP |
| Configuration | Single |
| Number of Elements per Chip | 1 |
| Maximum Collector Base Voltage | 30V |
| Maximum Emitter Base Voltage | 5V |
| Maximum Collector-Emitter Voltage | 25V |
| Maximum DC Collector Current | 0.1A |
| Maximum Power Dissipation | 300mW |
| Material | Si |
| Minimum DC Current Gain | 240@2mA@5V |
| Maximum Transition Frequency | 200(Typ)MHz |
| Category | Bipolar Small Signal |
| Min Operating Temperature | -65°C |
| Max Operating Temperature | 175°C |
| Cage Code | 57027, 73138,U1395 |
| EU RoHS | Yes |
| HTS Code | 8541210075 |
| Schedule B | 8541210080 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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