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PBSS4250X from NXP,NXP Semiconductors

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PBSS4250X

Manufacturer: NXP, NXP/PHILIPS

PBSS4250X; 50 V, 2 A NPN low VCEsat (BISS) transistor

Partnumber Manufacturer Quantity Availability
PBSS4250X NXP, NXP/PHILIPS 1700 In Stock

Description and Introduction

PBSS4250X; 50 V, 2 A NPN low VCEsat (BISS) transistor # Introduction to the PBSS4250X Transistor from NXP Semiconductors  

The PBSS4250X is a high-performance NPN bipolar junction transistor (BJT) designed by NXP Semiconductors for switching and amplification applications. This component is optimized for efficiency in low-voltage, high-speed circuits, making it suitable for use in power management, automotive systems, and portable electronics.  

With a compact SOT89 package, the PBSS4250X offers excellent thermal performance and power dissipation capabilities. It features a low collector-emitter saturation voltage, ensuring minimal power loss during operation. The transistor supports a collector current of up to 4 A and a collector-emitter voltage of 40 V, providing robust performance in demanding environments.  

Engineers favor the PBSS4250X for its high current gain and fast switching speeds, which enhance circuit responsiveness. Its reliability and durability make it a preferred choice for applications requiring consistent performance under varying load conditions.  

Whether used in DC-DC converters, motor control, or signal amplification, the PBSS4250X delivers precision and efficiency, aligning with modern electronic design requirements. Its combination of power handling and compact form factor makes it a versatile solution for diverse electronic systems.

Application Scenarios & Design Considerations

PBSS4250X; 50 V, 2 A NPN low VCEsat (BISS) transistor

Alternative Part Number

  • MMBT3904 --: Widely available NPN general-purpose transistor in SOT-23, suitable for low-power switching where the higher current rating of the PBSS4250X is not required.
  • BC817-40 --: SOT-23 NPN transistor with 500 mA collector current, a common drop-in for small-signal switching applications similar to the PBSS4250X.
  • 2N2222A --: Classic through-hole NPN switching transistor with robust current handling, usable as an alternative when board layout allows TO-92 or metal-can packages.
  • MMBT3904 --: Widely available NPN general-purpose transistor in SOT-23, suitable for low-power switching and amplification where the higher current rating of the PBSS4250X is not required.
  • BC817-40 --: NPN transistor in SOT-23 with 45 V VCEO and 500 mA collector current, close electrical match for many PBSS4250X applications and easy drop-in footprint.
  • 2N3904 --: Classic NPN small-signal transistor available in SOT-23 variants, good general-purpose substitute when the circuit operates within its lower current and voltage limits.

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