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PBSS4350SS from NXP,NXP Semiconductors

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PBSS4350SS

Manufacturer: NXP, NXP/PHILIPS

50 V, 2.7 A NPN/NPN low VCEsat (BISS) transistor

Partnumber Manufacturer Quantity Availability
PBSS4350SS NXP, NXP/PHILIPS 1200 In Stock

Description and Introduction

50 V, 2.7 A NPN/NPN low VCEsat (BISS) transistor The **PBSS4350SS** from NXP Semiconductors is a high-performance PNP bipolar junction transistor (BJT) designed for switching and amplification applications. This compact surface-mount device features a low saturation voltage and high current capability, making it suitable for power management in portable electronics, automotive systems, and industrial controls.  

With a collector current rating of **-4 A** and a collector-emitter voltage (**VCEO**) of **-50 V**, the PBSS4350SS ensures efficient operation in demanding circuits. Its low **VCE(sat)** minimizes power losses, enhancing energy efficiency in high-current applications. The transistor is housed in a **SOT1116 (LFPAK56) package**, providing excellent thermal performance and mechanical reliability.  

Engineers favor the PBSS4350SS for its fast switching speeds and robust construction, which contribute to improved system reliability. Whether used in DC-DC converters, motor drivers, or signal amplification, this component delivers consistent performance under varying load conditions.  

NXP's commitment to quality ensures that the PBSS4350SS meets stringent industry standards, making it a dependable choice for modern electronic designs. Its combination of power efficiency, compact form factor, and durability makes it a versatile solution for a wide range of applications.

Application Scenarios & Design Considerations

50 V, 2.7 A NPN/NPN low VCEsat (BISS) transistor

Alternative Part Number

  • BC817-40 --: NPN small-signal transistor in SOT-23 with similar current gain and voltage ratings, widely available and pin-compatible in many low-power switching and amplification circuits.
  • MMBT3904 --: General-purpose NPN transistor in SOT-23 offering comparable switching performance and low saturation voltage, suitable as a functional substitute in most PBSS4350SS applications.
  • 2N7002 --: Small-signal MOSFET in SOT-23 that can replace the PBSS4350SS in low-side switching roles where a low on-resistance logic-level device is acceptable.
  • BC817-40 --: Widely available NPN small-signal transistor in SOT-23, suitable for general switching and amplification where the PBSS4350SS is used, with strong second-source availability.
  • MMBT3904 --: Popular NPN switching transistor in SOT-23 with similar low-power switching characteristics, easy to source and often used as a drop-in for small-signal NPN applications.
  • 2N7002 --: Small-signal MOSFET in SOT-23 that can replace low-current switching functions in many circuits, offering a different technology option when exact bipolar matching is not critical.

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