BC51-16PA-QX

Single Bipolar Transistors Overview

The BC51-16PA-QX is a PNP medium power transistor from the Nexperia BC51PA-Q series, housed in an ultra-thin SOT1061 leadless surface-mount package. It supports a collector current of -1 A and withstands a collector-emitter voltage of -45 V. The device features a DC current gain (hFE) range of 100 to 250 at -150 mA. Key electrical parameters include a transition frequency of 145 MHz and a maximum total power dissipation of 1.65 W on a standard FR4 PCB.

Single Bipolar Transistors Feature Summary

• Qualified according to AEC-Q101 standards for automotive reliability
• Features an exposed heatsink for enhanced thermal and electrical conductivity
• Offers three distinct current gain selections for design flexibility
• Utilizes a leadless, very small plastic package with medium power capability

Single Bipolar Transistors Applications

• Linear voltage regulators
• High-side switches
• Battery-driven devices
• Power management circuits
• MOSFET drivers
• Amplifiers

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct binning and packaging specifications. Confirm that the component meets all required automotive qualification standards before finalizing procurement decisions. Cross-reference the datasheet revision date to ensure access to the most current technical data and compliance information.

Single Bipolar Transistors Selection Notes

Select this component when a compact PNP transistor with high current handling and automotive-grade reliability is required. The SOT1061 package is suitable for applications demanding reduced PCB area without sacrificing power dissipation capabilities. Ensure the circuit design accommodates the specified -45 V collector-emitter voltage rating and utilizes the exposed pad for optimal thermal performance.

Single Bipolar Transistors Part Context

This part belongs to the BC51PA-Q series of PNP medium power transistors manufactured by Nexperia. The series includes variants with different current gain ranges, such as the BC51PA-Q and BC51-10PA-Q. All members share the same physical footprint and general electrical characteristics, differing primarily in their hFE binning to suit various amplification requirements.

Single Bipolar Transistors Replacement Considerations

Direct substitutes within the same family include the BC51PA-Q and BC51-10PA-Q. These parts share identical pinouts and package dimensions but offer different DC current gain ranges. Verify that the alternative variant's hFE specifications align with the specific circuit requirements before substitution.

Single Bipolar Transistors FAQ

What is the marking code for the BC51-16PA-Q?

The marking code for the BC51-16PA-Q is BR.

What is the peak collector current rating for single pulses?

The peak collector current (ICM) is rated at -2 A for single pulses with a duration of tp ≤ 1 ms.

How does the package design aid in thermal management?

The SOT1061 package includes an exposed heatsink that provides excellent thermal and electrical conductivity, facilitating efficient heat dissipation from the junction to the PCB.