BFT19

Single Bipolar Transistors Overview

The BFT19 is a single PNP bipolar junction transistor manufactured by Harris Corporation. It is designed for through-hole mounting in the TO-205AD package. The device supports a maximum collector-emitter voltage of 200 V and a continuous collector current of 1 A. It features a maximum power dissipation rating of 1 W. The component operates within a junction temperature range of -65°C to 200°C.

Single Bipolar Transistors Feature Summary

• PNP polarity configuration for high-voltage switching applications
• Robust thermal performance with a 200°C junction temperature limit
• Through-hole construction utilizing the TO-205AD metal case

Single Bipolar Transistors Applications

• High-voltage switching circuits
• Power regulation systems
• Industrial control logic interfaces

Single Bipolar Transistors Procurement Notes

Verify the manufacturer origin, as Harris Corporation assets were acquired by L3Harris Technologies. Confirm the specific package variant matches the TO-205AD specification. Ensure the component status aligns with active production requirements or obsolescence notices from authorized distributors.

Single Bipolar Transistors Selection Notes

Select this component for applications requiring high voltage isolation and moderate current handling in a ruggedized metal package. Consider the thermal resistance characteristics of the TO-205AD case for heat dissipation planning. Evaluate the 200V breakdown capability against circuit peak voltages to ensure adequate safety margins.

Single Bipolar Transistors Part Context

This transistor belongs to the single bipolar transistor category. It serves as a discrete semiconductor switch within larger electronic assemblies. The TO-205AD package provides mechanical stability and efficient heat transfer compared to plastic alternatives.

Single Bipolar Transistors Replacement Considerations

Consult official cross-reference lists for equivalent PNP transistors with matching 200V and 1A ratings in TO-205AD packages. Verify pinout compatibility before substitution.