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PMBT6428 from PHILIPS

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PMBT6428

Manufacturer: PHILIPS, NXP

NPN general purpose transistors

Partnumber Manufacturer Quantity Availability
PMBT6428 PHILIPS, NXP 2083 In Stock

Description and Introduction

NPN general purpose transistors The **PMBT6428** is a high-performance NPN bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications. Known for its reliability and efficiency, this component is widely used in consumer electronics, industrial controls, and communication systems.  

Featuring a compact SOT-23 package, the PMBT6428 offers excellent electrical characteristics, including low saturation voltage and high current gain. Its fast switching speed makes it suitable for high-frequency circuits, while its robust construction ensures durability in various operating conditions.  

Key specifications include a collector-emitter voltage (VCE) of 40V, a continuous collector current (IC) of 600mA, and a power dissipation of 350mW. These parameters make it an ideal choice for low-power applications requiring precise signal control.  

Engineers and designers favor the PMBT6428 for its consistent performance, thermal stability, and compatibility with automated assembly processes. Whether used in audio amplifiers, sensor interfaces, or digital logic circuits, this transistor delivers dependable operation while maintaining cost-effectiveness.  

For optimal performance, proper circuit design and thermal management should be considered. The PMBT6428 remains a versatile and widely adopted solution in modern electronics, balancing performance with practicality.

Application Scenarios & Design Considerations

NPN general purpose transistors

Alternative Part Number

  • MMBT6428 --: Same NPN general-purpose transistor with equivalent 6428 gain group, widely available and pin-compatible SOT-23 replacement.
  • BC818 --: NPN transistor in SOT-23 with comparable current and voltage ratings, suitable for general switching applications.
  • 2N3904 --: Very common NPN SOT-23 transistor with similar small-signal switching characteristics, usable where gain group tolerance is acceptable.
  • MMBT6428 --: Same 6428 NPN transistor in SOT-23 package with comparable gain and current ratings, widely available and pin-compatible.
  • BC818 --: NPN general-purpose transistor in SOT-23 with similar voltage and current ratings, suitable as a functional substitute.
  • 2SC4116 --: NPN small-signal transistor in SOT-23 with comparable gain and switching characteristics, usable as an alternative.

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