2SC39290RL

Single Bipolar Transistors Overview

The Panasonic 2SC3929 is a silicon NPN epitaxial planar transistor designed for low-frequency output amplification. It features a compact S-Mini (SC-70) package suitable for automatic insertion. Key electrical ratings include a collector-emitter voltage of 55V, a collector current of 100mA, and power dissipation of 150mW at 25°C ambient temperature. The device offers high forward current transfer ratios with hFE ranks ranging from 180 to 700 depending on the specific sub-model variant.

Single Bipolar Transistors Feature Summary

• Low noise voltage characteristics optimized for sensitive signal applications
• High forward current transfer ratio ensuring efficient amplification
• S-Mini type package facilitates equipment downsizing and automated assembly

Single Bipolar Transistors Applications

• Low-frequency output amplification circuits
• Driver amplification stages
• Audio signal processing components

Single Bipolar Transistors Procurement Notes

Verify the specific suffix letter (R, S, or T) against design requirements to confirm the correct hFE gain range. Confirm that the S-Mini package dimensions align with the target PCB footprint. Ensure thermal management strategies account for the 150mW dissipation limit at elevated ambient temperatures.

Single Bipolar Transistors Selection Notes

Select the appropriate rank based on required gain stability: Rank R covers 180–360, Rank S covers 260–520, and Rank T covers 360–700. Consider the complementary 2SA1531 PNP transistor if push-pull configurations are needed. Evaluate noise performance curves relative to the specific source resistance in the application circuit.

Single Bipolar Transistors Part Context

This component belongs to the 2SC3929 series of small-signal NPN transistors manufactured by Panasonic Electronic Components. It is specifically engineered as a complementary pair to the 2SA1531 and 2SA1531A PNP transistors, enabling balanced differential or push-pull amplifier designs within consumer electronics and audio equipment.

Single Bipolar Transistors Replacement Considerations

BC847CW-TP by Micro Commercial Components is listed as a similar substitute part number.