BC560 PNP BJT Transistor TO-92

The BC560 is a small-signal PNP BJT transistor in a compact TO-92 package, prized for its low-noise performance and dependable gain. It’s well suited for audio and signal-conditioning stages, sensor front-ends, and general-purpose switching in Arduino, Raspberry Pi, and other microcontroller-based projects. Ideal for engineers and hobbyists seeking a robust, high-quality electronics component for analog modules and low-power designs.

Key Features ⭐

• 🧠 Low-noise operation for cleaner audio and precision signal paths.
• 🔋 High voltage handling up to -45 V (Vceo), enabling versatile analog designs.
• 📈 Superior gain characteristics with a minimum hFE ≥ 110 @ Ic = 2 mA for stable amplification.
• 🛠️ Reliable, durable construction in a widely used TO-92 through-hole package.

Technical Specifications 📐

• Type: BJT, PNP
• Package: TO-92 (through-hole)
• Collector-Emitter Breakdown Voltage (Vceo, max): -45 V
• Collector Current (Ic, max): -100 mA
• Total Power Dissipation (Ptot, max): 500 mW
• DC Current Gain (hFE, min): 110 @ Ic = 2 mA

Typical Applications 🚀

• 🎧 Audio amplifiers and preamps: Low-noise front-ends, tone controls, and active filters for high-fidelity signal paths.
• 📡 Signal processing: General-purpose amplification, buffering, and level shifting in analog modules.
• ⚡ Power regulation and control: Low-power switching, reference buffering, and bias networks.
• 🧩 Maker and prototyping projects: Analog interfaces for Arduino, Raspberry Pi, and other microcontroller boards.

Design Notes 💡

• Use appropriate biasing for stable operation in common-emitter or common-collector stages.
• For low-noise audio stages, minimize source impedance and keep leads short to reduce pickup.
• Observe thermal limits (500 mW max) and provide adequate derating in elevated ambient temperatures.