PMBT4403-QZ

Single Bipolar Transistors Overview

The PMBT4403-QZ is an automotive-grade PNP bipolar junction transistor (BJT) manufactured by Nexperia. It is designed for general-purpose switching and amplification applications in environments requiring high reliability. The device is qualified to the AEC-Q101 standard, ensuring compliance with automotive electronics requirements. It features a maximum collector-emitter voltage of -40 V and a continuous collector current of -200 mA. The component is housed in a compact SOT-23 (TO-236AB) surface-mount package, facilitating efficient board space utilization in dense circuit designs.

Single Bipolar Transistors Feature Summary

• AEC-Q101 qualified for automotive reliability standards
• General-purpose switching and amplification capabilities
• Compact SOT-23 surface-mount packaging

Single Bipolar Transistors Applications

• Automotive electronic circuits
• General-purpose switching applications
• Signal amplification stages

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'QZ' against official Nexperia documentation to confirm exact tape-and-reel specifications and regional availability. Confirm that the AEC-Q101 qualification status aligns with your project's automotive grade requirements. Ensure compatibility with existing SOT-23 footprints during procurement planning.

Single Bipolar Transistors Selection Notes

Select this component when automotive reliability is mandatory for PNP switching tasks. The -40 V rating suits low-voltage automotive systems. Compare thermal performance and current handling against alternatives if higher power dissipation is needed. Verify package dimensions match PCB layout constraints before finalizing the design.

Single Bipolar Transistors Part Context

This part belongs to Nexperia’s portfolio of small-signal bipolar transistors. The PMBT series offers various configurations for discrete and complementary applications. Automotive variants ensure robustness against temperature fluctuations and electrical stress common in vehicle environments.

Single Bipolar Transistors Replacement Considerations

Check for direct equivalents such as the PMBT4403-QR or PMBT4403-QW from Nexperia. Verify pinout compatibility and electrical parameters before substituting. Ensure any replacement maintains AEC-Q101 certification if required.