BC546A APM TIN/LEAD

Single Bipolar Transistors Overview

The BC546A APM TIN/LEAD is a single NPN bipolar junction transistor (BJT) manufactured by Central Semiconductor Corp. It features a maximum collector-emitter voltage of 65 V and a continuous collector current rating of 100 mA. The device supports a transition frequency of 300 MHz and dissipates up to 500 mW of power. Designed for through-hole mounting, it utilizes a TO-92-3 cylindrical package with tin/lead terminal finish. The component operates within a junction temperature range of -65°C to +150°C.

Single Bipolar Transistors Feature Summary

• Single NPN configuration optimized for general-purpose amplification and switching applications
• High-frequency performance capability with a 300 MHz transition frequency
• Robust thermal management supporting 500 mW power dissipation in through-hole packages

Single Bipolar Transistors Applications

• General-purpose signal amplification circuits
• Electronic switching applications requiring low current handling
• Audio processing stages utilizing small-signal characteristics

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix 'APM TIN/LEAD' against official Central Semiconductor documentation to confirm packaging type and lead composition. Ensure compatibility with through-hole assembly processes. Confirm availability status directly with authorized distributors as supply chain conditions may vary. Cross-reference the manufacturer part number to avoid confusion with similar variants lacking the specific tin/lead designation.

Single Bipolar Transistors Selection Notes

Select this component when a standard NPN transistor with moderate voltage ratings and high-frequency response is required. The TO-92-3 package suits prototyping and low-volume production due to ease of manual insertion. Consider the 100 mA current limit for load requirements. Verify that the 65 V breakdown voltage meets circuit safety margins. This part serves as a direct replacement for legacy designs specifying equivalent NPN specifications.

Single Bipolar Transistors Part Context

This component belongs to the BC546 series of small-signal NPN transistors produced by Central Semiconductor Corp. The series is widely recognized for reliability in consumer electronics and industrial control systems. The BC546A variant specifically denotes a binning category for current gain characteristics, ensuring consistent performance across batches compared to ungraded counterparts.

Single Bipolar Transistors Replacement Considerations

Equivalent parts include the BC547A or generic 2N3904 where pinout and electrical parameters align. Verify that substitute devices match the 65 V collector-emitter voltage and 100 mA current limits. Check package dimensions for mechanical fit in existing PCB layouts. Ensure thermal resistance characteristics are comparable for reliable operation under load.