BC639,126

Single Bipolar Transistors Overview

The BC639,126 is an NPN medium power transistor manufactured by NXP Semiconductors. It features a maximum collector current of 1 A and a maximum voltage rating of 80 V. The device has a maximum power dissipation of 0.83 W and a transition frequency of 100 MHz. It utilizes a matte tin terminal finish and operates at temperatures up to 150 °C.

Single Bipolar Transistors Feature Summary

• High current capability with a maximum continuous collector current of 1 A
• Low voltage operation with a maximum collector-emitter voltage of 80 V

Single Bipolar Transistors Applications

• Building I/O controllers for system connectivity and control
• General-purpose switching applications requiring medium power handling
• Analog and digital input mediation in automation systems

Single Bipolar Transistors Procurement Notes

Verify the specific suffix '126' against official NXP documentation to confirm packaging details, as datasheets may not explicitly define this code's physical attributes. Ensure compatibility with RoHS standards and check for any superseded data sheets that might affect long-term availability or pinout consistency.

Single Bipolar Transistors Selection Notes

Select this component for designs requiring robust NPN switching with high current capacity. Consider the 80 V voltage limit and 0.83 W power dissipation when designing thermal management solutions. Verify interface requirements against the single configuration and through-hole package constraints found in standard specifications.

Single Bipolar Transistors Part Context

This part belongs to the BC63x series of NPN medium power transistors from Philips/NXP. It is designed for general-purpose amplification and switching tasks. The series is characterized by high current gain and low saturation voltage, making it suitable for various electronic circuits requiring reliable performance under moderate load conditions.

Single Bipolar Transistors Replacement Considerations

Compatible substitutes include the BC635 and BC637 from NXP, which share similar electrical characteristics within the same product family. Other manufacturers such as Zetex and Motorola also produce equivalent parts labeled simply as BC639.