BC847CW-QX

Overview

The BC847CW-QX is an NPN general-purpose transistor manufactured by Nexperia, housed in a SOT323 surface-mount plastic package. It features a maximum collector current of 100 mA and a collector-emitter voltage rating of 45 V. The device is qualified to the AEC-Q101 automotive standard, ensuring reliability for demanding environments. Key electrical parameters include a collector-base voltage of 50 V and an emitter-base voltage of 6 V. The component operates within a temperature range from -55°C to +150°C and offers a transition frequency of 100 MHz.

Feature Summary

• AEC-Q101 qualified for automotive applications
• Low noise performance suitable for audio stages
• Ultra-small SOT323 surface-mount package

Applications

• Low noise stages in tape recorders
• Hi-fi amplifiers
• Audio-frequency equipment

Procurement Notes

Verify the specific suffix against official Nexperia documentation to confirm AEC-Q101 qualification status and exact gain binning. Ensure the ordering part number matches the required package variant and regulatory compliance standards before finalizing procurement decisions.

Selection Notes

Select this component for designs requiring small form factor transistors with automotive-grade reliability. It serves as a suitable replacement for general-purpose switching tasks where low noise characteristics are critical. Verify that the 100 mA current limit and 45 V voltage ratings align with the circuit requirements.

Part Context

This part belongs to the BC847 series of NPN general-purpose transistors. The series includes variants with different gain selections and packaging options. The BC847CW-QX specifically targets the automotive market through its AEC-Q101 certification while maintaining the compact footprint of the SOT323 package.

Replacement Considerations

Check for direct equivalents such as the BC847B or BC847C in the same SOT323 package if gain specifications differ. Ensure any substitute maintains the AEC-Q101 qualification if automotive reliability is required.