BC549 NPN Transistor
The BC549 is a general-purpose NPN bipolar junction transistor (BJT) in a TO-92 package, designed for low-noise amplification in audio frequency equipment and switching applications.
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About BC549 NPN Transistor
Technical Specifications
| Type | NPN Bipolar Junction Transistor (BJT) |
|---|---|
| Package | TO-92 (SOT54) |
| Maximum Collector-Base Voltage (Vcb) | 50V |
| Maximum Collector-Emitter Voltage (Vce) | 30V |
| Maximum Emitter-Base Voltage (Veb) | 5V |
| Maximum Collector Current (Ic) | 100mA |
| Maximum Power Dissipation (Ptot) | 500mW |
| Operating Temperature | -55°C to +150°C |
| Pin Configuration | Emitter, Base, Collector (Standard TO-92 pinout) |
| Gain (hFE) | Typically 110-800 (varies by grade) |
| Frequency (fT) | ~150 MHz |
| Application | Low-noise audio amplification, switching |
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