2PC4081S-QX

Single Bipolar Transistors Overview

The Nexperia 2PC4081S-QX is an NPN general-purpose transistor housed in a compact SOT323 (SC-70) surface-mount package. It supports a maximum collector current of 150 mA and a collector-emitter voltage of 50 V. The device features a DC current gain (hFE) ranging from 270 to 560 at 1 mA. Qualified under AEC-Q101, it operates within a junction temperature range of -65 °C to +150 °C and dissipates up to 200 mW.

Single Bipolar Transistors Feature Summary

• AEC-Q101 qualified for automotive reliability
• Low saturation voltage for efficient switching
• High DC current gain for signal amplification
• Compact SOT323 plastic surface-mount package

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Small signal amplification
• Automotive electronic modules

Single Bipolar Transistors Procurement Notes

Verify the specific suffix against the official datasheet to confirm packaging format and reel specifications. Confirm that the component meets the required AEC-Q101 qualification standards for your target application environment. Ensure compatibility with standard reflow soldering profiles defined for the SOT323 package outline.

Single Bipolar Transistors Selection Notes

Select this component when a small footprint NPN transistor with high current gain is required. The low saturation voltage makes it suitable for battery-powered applications where efficiency is critical. Verify that the 150 mA collector current rating aligns with the load requirements of the intended circuit design.

Single Bipolar Transistors Part Context

This part belongs to Nexperia's portfolio of small-signal bipolar junction transistors designed for space-constrained electronics. The SOT323 package allows for high-density PCB layouts. The Q suffix indicates automotive-grade qualification, distinguishing it from standard commercial variants while maintaining similar electrical characteristics.

Single Bipolar Transistors Replacement Considerations

The 2PA1576S-Q serves as the PNP complement within the same series. For direct replacements, verify pinout compatibility and ensure the substitute meets the 50 V and 150 mA limiting values specified in the datasheet.

Single Bipolar Transistors FAQ

What is the marking code for the 2PC4081S-Q?

The marking code is Z%S, where % represents a placeholder for the manufacturing site code.

Is this transistor suitable for automotive applications?

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

What is the thermal resistance from junction to ambient?

The thermal resistance from junction to ambient (Rth(j-a)) is typically 625 K/W when mounted on an FR4 printed-circuit board.