2PC4081R-QX

Single Bipolar Transistors Overview

The Nexperia 2PC4081R-QX is an NPN general-purpose bipolar junction transistor (BJT) housed in a compact SOT323 (SC-70) surface-mount package. It features a maximum collector-emitter voltage of 50 V and a continuous collector current rating of 150 mA. The device is qualified according to the AEC-Q101 standard, ensuring suitability for automotive environments. Key electrical characteristics include a DC current gain (hFE) ranging from 180 to 390 at 1 mA, a transition frequency (fT) of 100 MHz, and a collector-emitter saturation voltage of 400 mV under specified test conditions.

Single Bipolar Transistors Feature Summary

• Qualified for automotive applications per AEC-Q101 standards
• Designed for low-voltage and low-current switching operations
• Utilizes a very small SC-70 plastic surface-mount package

Single Bipolar Transistors Applications

• General-purpose switching
• Small signal amplification

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'QX' against the manufacturer's official documentation to confirm packaging details such as reel or cut tape specifications. Ensure the component meets the required AEC-Q101 qualification level for your target application. Cross-reference the marking code Z%R with manufacturing site codes to validate authenticity and traceability during the sourcing process.

Single Bipolar Transistors Selection Notes

Select this component when a compact NPN transistor with moderate current handling is required for space-constrained designs. The high DC current gain makes it suitable for efficient signal amplification. Consider the thermal resistance and power dissipation limits relative to the PCB footprint and ambient operating temperature to ensure reliable performance within the specified junction temperature range.

Single Bipolar Transistors Part Context

This part belongs to Nexperia's portfolio of general-purpose bipolar transistors designed for widespread electronic applications. The PNP complement for this device is the 2PA1576R-Q. The product line emphasizes miniaturization through the SOT323 package while maintaining robust electrical characteristics suitable for both consumer electronics and automotive systems requiring standardized discrete semiconductor solutions.

Single Bipolar Transistors Replacement Considerations

The documented PNP complement is 2PA1576R-Q. Verify pinout compatibility and electrical parameters before substituting with other NPN transistors in the same package family.

Single Bipolar Transistors FAQ

What is the maximum collector-emitter voltage for the 2PC4081R-Q?

The maximum collector-emitter voltage (VCEO) is 50 V.

Is the 2PC4081R-Q qualified for automotive use?

Yes, the device is qualified according to the AEC-Q101 standard and is recommended for automotive applications.

What is the DC current gain range of this transistor?

The DC current gain (hFE) ranges from 180 to 390 when measured at VCE = 6 V, IC = 1 mA, and Tamb = 25 °C.