2SC4495

Single Bipolar Transistors Overview

The 2SC4495 is a silicon NPN triple diffused planar transistor designed for audio temperature compensation and general-purpose applications. It features an absolute maximum collector-emitter voltage (VCEO) of 50 V and a continuous collector current (IC) rating of 3 A. The device dissipates up to 25 W at a case temperature of 25°C, with a junction temperature range of -55°C to +150°C. Electrical characteristics include a minimum DC current gain (hFE) of 500 at IC=0.5A and VCE=4V, and a typical transition frequency (fT) of 40 MHz.

Single Bipolar Transistors Feature Summary

• Triple diffused planar construction for high reliability
• High DC current gain suitable for amplification stages
• Low collector-emitter saturation voltage for efficient switching

Single Bipolar Transistors Applications

• Audio temperature compensation circuits
• General purpose switching applications

Single Bipolar Transistors Procurement Notes

Verify the specific datasheet revision and manufacturer documentation before integration. Confirm that the TO-220F package dimensions and thermal resistance values align with the target heatsink design. Ensure compliance with RoHS standards and check for any obsolescence notices from Sanken Electric USA Inc. prior to finalizing component selection.

Single Bipolar Transistors Selection Notes

Select this component when high current gain and moderate voltage handling are required in a through-hole package. Evaluate the thermal management strategy carefully, as power dissipation drops significantly without a heatsink. Consider the transition frequency limits if high-speed switching performance is critical for the intended circuit topology.

Single Bipolar Transistors Part Context

This device belongs to Sanken Electric's lineup of silicon NPN transistors utilizing triple diffused planar technology. It is categorized under general-purpose and audio application components. The part is housed in an FM20 (TO-220F) package, providing a robust mechanical structure for power handling and thermal dissipation in standard electronic assemblies.

Single Bipolar Transistors Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.