The 2SB817 Datasheet is a crucial document for anyone working with or designing circuits utilizing the 2SB817 transistor. It provides comprehensive information about the transistor’s characteristics, specifications, and application guidelines. Understanding the information contained within the 2SB817 Datasheet is essential for ensuring proper circuit design and preventing component failure.
Decoding the 2SB817 Datasheet Essential Information
The 2SB817 datasheet serves as the primary source of information regarding this PNP silicon epitaxial transistor. It outlines the absolute maximum ratings, which are the limits that the transistor can withstand without sustaining damage. Exceeding these ratings, even for a short period, can permanently damage the device. Adhering to these ratings is critical for ensuring the longevity and reliability of your circuit. These ratings typically include:
- Collector-Base Voltage (VCBO)
- Collector-Emitter Voltage (VCEO)
- Emitter-Base Voltage (VEBO)
- Collector Current (IC)
- Collector Power Dissipation (PC)
- Junction Temperature (Tj)
Beyond the absolute maximum ratings, the 2SB817 datasheet also details the transistor’s electrical characteristics. These characteristics define how the transistor behaves under various operating conditions. Key parameters include current gain (hFE), saturation voltage (VCE(sat)), cutoff current (ICBO), and transition frequency (fT). These values are typically provided at specific test conditions, such as a given collector current and collector-emitter voltage.
Understanding these characteristics is important for predicting the transistor’s performance in a circuit. For example, the current gain (hFE) indicates how much the collector current will increase for a given change in base current. A higher hFE generally means the transistor can amplify signals more effectively.
Furthermore, the 2SB817 datasheet provides information on package dimensions and pin configuration. This is crucial for properly mounting the transistor on a printed circuit board (PCB) and connecting it to the rest of the circuit. The datasheet will typically include a drawing of the transistor package with the pin assignments clearly labeled. This information is crucial for preventing wiring errors and ensuring proper circuit functionality. Below is an example of the package outline information that would be in a datasheet.
| Parameter | Value | Unit |
|---|---|---|
| Package Type | TO-220 | - |
| Lead Pitch | 2.54 | mm |
To get the most accurate information about this transistor, we invite you to consult the original 2SB817 Datasheet. The datasheet is the definitive resource to inform your design choices.