BC51PASX

Single Bipolar Transistors Overview

The BC51PASX is a PNP medium power transistor manufactured by NXP Semiconductors. It features a collector-emitter breakdown voltage of 45V and a continuous collector current rating of 1A. The device is housed in an SOT-223 surface-mount package with four pins, measuring 6.70 x 3.70mm with a height of 1.80mm. Key electrical parameters include a DC current gain (hFE) of 40, a collector cutoff current (Icbo) of 100nA, and a Vce saturation voltage of 500mV. Power dissipation is rated at 650mW, with an operating temperature range up to +150°C.

Single Bipolar Transistors Feature Summary

• PNP medium power transistor configuration
• SMT installation in SOT-223 package
• High collector current capability
• Extended thermal operating range

Single Bipolar Transistors Applications

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

Single Bipolar Transistors Procurement Notes

Verify the specific manufacturer designation for the BC51PASX part number. While Nexperia produces a BC51PAS variant in a DFN2020D-3 package, the provided data associates the BC51PASX model with NXP Semiconductors and the SOT-223 package. Confirm the exact package type and manufacturer before procurement to ensure compatibility with design specifications.

Single Bipolar Transistors Selection Notes

Select this component for applications requiring a PNP transistor with 1A current handling and 45V voltage ratings. The SOT-223 package offers a balance of power dissipation and board space efficiency. Ensure the design accommodates the 650mW power dissipation limit and operates within the specified temperature range for reliable performance.

Single Bipolar Transistors Part Context

The BC51PASX belongs to the family of general-purpose PNP transistors designed for medium power applications. Manufactured by NXP Semiconductors, it serves as a robust switching and amplification element in electronic circuits. The component is listed as active, indicating ongoing production and availability for new designs.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitute part numbers are not available in the verified source material.