2SC3331T-AA

Single Bipolar Transistors Overview

The 2SC3331T-AA is an NPN silicon small-signal bipolar junction transistor manufactured by onsemi. It features a collector-emitter breakdown voltage of 50V and a maximum continuous collector current of 0.2A. The device utilizes a TO-92 (SC-43) through-hole package with three pins. Key electrical characteristics include a minimum DC current gain (hFE) of 140 and a maximum power dissipation of 0.5W. The component supports a maximum operating junction temperature of 150°C.

Single Bipolar Transistors Feature Summary

• NPN silicon construction for reliable small-signal amplification
• High DC current gain ensuring efficient signal control
• Robust thermal performance with high junction temperature rating

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Low-power amplifier stages
• Signal processing applications

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'T-AA' against the manufacturer's official datasheet to confirm pinout orientation and electrical tolerances, as variations exist within the 2SC3331 family. Ensure the procurement source provides valid traceability documentation. Confirm RoHS compliance status if required for the specific manufacturing batch, as historical data indicates mixed qualification statuses for this part number across different production runs.

Single Bipolar Transistors Selection Notes

Select this component when a low-voltage, low-current NPN transistor is required for general-purpose tasks. The 50V rating suits low-voltage logic interfacing. Compare hFE ranges against circuit requirements to ensure adequate gain. Consider the TO-92 package constraints for thermal management in dense PCB layouts versus higher-power alternatives like the 2SC3332 series for larger loads.

Single Bipolar Transistors Part Context

This transistor belongs to the broader 2SC3331 series of small-signal NPN devices. It shares the same fundamental electrical ratings and physical package dimensions as variants such as the 2SC3331S. The primary distinction lies in the specific manufacturing lot or minor parameter binning defined by the 'T-AA' suffix, which dictates the exact testing conditions and packaging format provided by onsemi.

Single Bipolar Transistors Replacement Considerations

Direct substitutes include other 2SC3331 variants with compatible pinouts. Cross-reference with generic 2N-series equivalents only if voltage and current margins are sufficient. Verify that replacement parts maintain the required hFE linearity and switching speed characteristics for the specific application.