2SC3665-Y,T2F(J

Single Bipolar Transistors Overview

The Toshiba 2SC3665 is a silicon NPN epitaxial planar transistor manufactured using the PCT process. It features a collector-emitter voltage of 120 V and a maximum collector current of 800 mA. The device provides a DC current gain (hFE) ranging from 80 to 240, with a transition frequency of 120 MHz. It operates within a junction temperature range of -55°C to 150°C and dissipates up to 1000 mW of power.

Single Bipolar Transistors Feature Summary

• Designed for audio power amplifier and driver-stage applications
• Complementary pairing available with the 2SA1425 PNP transistor
• Utilizes Toshiba's proprietary PCT process technology

Single Bipolar Transistors Applications

• Audio power amplifiers
• Driver-stage amplifiers

Single Bipolar Transistors Procurement Notes

Verify RoHS compatibility status directly with Toshiba sales representatives, as markings indicate specific environmental compliance levels. Confirm that the ordering suffix matches the required hFE classification band. Ensure designs account for derating concepts outlined in the Toshiba Semiconductor Reliability Handbook to maintain long-term operational stability under varying thermal conditions.

Single Bipolar Transistors Selection Notes

Select this component for general electronics applications requiring high-voltage NPN switching or amplification. Verify that the application does not involve unintended uses such as aerospace, medical, or nuclear facilities. Ensure the design accommodates the specified absolute maximum ratings and safe operating area curves to prevent reliability degradation during continuous heavy loads.

Single Bipolar Transistors Part Context

This component belongs to the Toshiba discrete semiconductor transistor family. It is specifically engineered for use in consumer electronics, office equipment, and industrial measuring instruments. The device complements the 2SA1425 to facilitate push-pull configurations in audio circuits.

Single Bipolar Transistors Replacement Considerations

The datasheet explicitly identifies the 2SA1425 as the complementary PNP counterpart. No other direct substitute part numbers are documented in the provided source material.

Single Bipolar Transistors FAQ

What is the complementary transistor for the 2SC3665?

The 2SA1425 is the designated complementary PNP transistor.

How is the DC current gain classified?

Gain is categorized into bands: O (80 to 160) and Y (120 to 240).

Is this product intended for automotive or medical use?

No, it is restricted to general electronics and explicitly prohibited for medical, automotive, or safety-related applications.