BC549 transistor
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Description: The BC549 is a general-purpose NPN transistor used in various low-power amplification and switching applications. It is widely utilized in audio and signal processing circuits, providing reliable performance with low noise characteristics. The transistor's small signal capabilities and high gain make it suitable for a wide range of applications in consumer electronics and industrial devices.
Key Features:
- General-purpose NPN transistor
- High current gain
- Low noise figure
- Low power consumption
- RoHS compliant
- Collector-Emitter Voltage (V_CEO): 30V
- Collector-Base Voltage (V_CBO): 30V
- Emitter-Base Voltage (V_EBO): 5V
- Continuous Collector Current (I_C): 100mA
- Power Dissipation (P_D): 500mW
- DC Current Gain (h_FE): 110 to 800
- Transition Frequency (f_T): 300MHz
- Package Type: TO-92
- Signal amplification
- Audio amplifiers
- Switching circuits
- Oscillators
- Signal processing
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment