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PMST3904 from NXP/PHILIPS,NXP Semiconductors

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15.625ms

PMST3904

Manufacturer: NXP/PHILIPS

NPN switching transistor

Partnumber Manufacturer Quantity Availability
PMST3904 NXP/PHILIPS 15000 In Stock

Description and Introduction

NPN switching transistor **Introduction to the PMST3904 Transistor**  

The PMST3904 is a general-purpose NPN bipolar junction transistor (BJT) designed for low-power amplification and switching applications. Known for its reliability and compact SMD (surface-mount) package, it is widely used in consumer electronics, signal processing, and control circuits.  

With a maximum collector current of 200mA and a collector-emitter voltage rating of 40V, the PMST3904 is suitable for small-signal amplification and switching tasks. Its high current gain (hFE) and fast switching speed make it an efficient choice for digital logic interfaces, audio amplifiers, and driver circuits.  

The transistor is housed in a small SOT-323 package, making it ideal for space-constrained PCB designs. Its low saturation voltage ensures minimal power loss, enhancing energy efficiency in battery-operated devices.  

Engineers often select the PMST3904 for its consistent performance, cost-effectiveness, and compatibility with automated assembly processes. Whether used in sensor circuits, LED drivers, or signal conditioning, this transistor remains a versatile component in modern electronics.  

For optimal performance, designers should adhere to recommended operating conditions and thermal management guidelines to ensure long-term reliability.

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