Description:
The BC558 is a general-purpose PNP bipolar junction transistor (BJT) designed for low-power amplification and switching applications. It’s commonly used in audio pre-amplifier stages, sensor signal conditioning, and low-current switching circuits.
Polarity: PNP
Collector-Base Voltage (VCBO): -30 V
Collector-Emitter Voltage (VCEO): -30 V
Emitter-Base Voltage (VEBO): -5 V
Collector Current (IC): -100 mA
Total Power Dissipation @ TA = 25°C: 625 mW
Power Derating above 25°C (Ambient): 5.0 mW/°C
Total Power Dissipation @ TC = 25°C: 1.5 W
Power Derating above 25°C (Case): 12 mW/°C
Junction Temperature (Tj): 150°C
Storage Temperature Range (Tstg): -55°C to +150°C
Thermal Resistance (Junction to Ambient, RθJA): 200°C/W
Audio signal pre-amplification
Low current switching
General-purpose low-power amplification
Signal processing circuits
Sensor and microcontroller interfaces
5x BC558 PNP Transistors
Disclaimer: Product specifications, features, and design may change over time due to product updates or improvements. Images are for illustration purposes only. Brand and color may vary depending on stock availability.
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