KSD73YTU

Single Bipolar Transistors Overview

The KSD73YTU is an NPN epitaxial planar silicon transistor manufactured by onsemi. It is housed in a TO-220AB package with three pins and a mounting tab for thermal management. The device supports a maximum collector current of 5A and a collector-emitter voltage of 60V. Key electrical parameters include a collector-base voltage of 100V, an emitter-base voltage of 7V, and a total power dissipation of 40W at 25°C ambient temperature. The component operates within a junction temperature range up to 150°C.

Single Bipolar Transistors Feature Summary

• High current handling capability suitable for power switching applications
• Robust thermal design via integrated metal tab for efficient heat dissipation
• Epitaxial planar construction ensuring stable performance characteristics

Single Bipolar Transistors Applications

• General-purpose power switching circuits
• Audio amplifier output stages
• Industrial motor control interfaces

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'TU' against the official onsemi datasheet to confirm the exact tape-and-reel or bulk packaging configuration. Ensure the ordering part number matches the required package variant and marking code. Cross-reference the manufacturer's latest product change notification to confirm active status and compliance with current environmental standards before finalizing procurement.

Single Bipolar Transistors Selection Notes

Select this component when designing circuits requiring moderate power dissipation and high current gain in a through-hole format. The TO-220AB package facilitates direct heatsinking for thermal management. Evaluate the thermal resistance characteristics relative to the expected load conditions to ensure the junction temperature remains within safe operating limits during continuous operation.

Single Bipolar Transistors Part Context

This component belongs to the general-purpose bipolar junction transistor family from onsemi. It serves as a discrete semiconductor solution for amplification and switching tasks. The TO-220AB form factor distinguishes it from surface-mount alternatives, providing mechanical stability and superior thermal conductivity for higher power density designs compared to smaller packages.

Single Bipolar Transistors Replacement Considerations

Consult the official onsemi cross-reference documentation for verified substitute part numbers. Do not assume functional equivalence based solely on package similarity. Verify that any alternative device meets or exceeds the original voltage, current, and thermal specifications.