BC559ATA

Single Bipolar Transistors Overview

The onsemi BC559ATA is a PNP bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications. It features a maximum DC collector current of -100 mA and a collector-emitter voltage rating of -30 V. The device utilizes a TO-92 through-hole package with three pins, offering a maximum power dissipation of 500 mW. Key electrical characteristics include a minimum DC current gain (hFE) of 100 and a transition frequency of 10 MHz. The component operates within a temperature range from -55°C to +150°C junction temperature.

Single Bipolar Transistors Feature Summary

• Provides reliable PNP switching and amplification capabilities in a compact form factor.
• Engineered for stable operation across a wide industrial temperature range.
• Features low leakage current specifications for efficient signal handling.

Single Bipolar Transistors Applications

• General-purpose amplifier circuits
• Switching applications in consumer electronics
• Signal processing stages

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'A' against official datasheets to confirm binning or gain classification differences compared to standard variants. Ensure the ordering code matches the required tape-and-reel or bulk packaging format as specified by the manufacturer's latest documentation. Cross-reference the date code and compliance status with current regulatory requirements before finalizing procurement.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor with moderate current handling and high voltage tolerance is required in a through-hole configuration. Consider the thermal resistance and power dissipation limits relative to the expected load current. Evaluate the hFE binning requirements for the specific application to ensure adequate gain margins without unnecessary overspecification.

Single Bipolar Transistors Part Context

The BC559ATA belongs to the BC559 series of PNP transistors manufactured by onsemi. This series is widely recognized for its versatility in analog and digital circuits. The 'ATA' suffix typically denotes specific packaging or binning parameters defined by the manufacturer, distinguishing it from other variants like BC559BTA or BC559CTA which may have different gain ranges or packaging formats.

Single Bipolar Transistors Replacement Considerations

Compatible substitutes include BC559BTA and BC559CTA, provided their respective gain bins and packaging types align with the design requirements. Verify pinout compatibility and electrical parameter overlaps before substitution.