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PN3641 from NationalSemi,National Semiconductor

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PN3641

Manufacturer: NationalSemi

Leaded Small Signal Transistor General Purpose

Partnumber Manufacturer Quantity Availability
PN3641 NationalSemi 5000 In Stock

Description and Introduction

Leaded Small Signal Transistor General Purpose The PN3641 is a versatile electronic component widely used in various circuit applications. This PNP bipolar junction transistor (BJT) is designed for general-purpose amplification and switching purposes, offering reliable performance in low-power circuits. With a compact TO-92 package, the PN3641 is suitable for space-constrained designs while maintaining efficient thermal characteristics.  

Key specifications of the PN3641 include a collector-emitter voltage (VCE) of -25V and a collector current (IC) of -500mA, making it suitable for small-signal amplification and switching tasks. Its moderate gain (hFE) ensures stable operation in audio amplifiers, signal processing circuits, and driver stages. Additionally, the component exhibits low saturation voltage, enhancing energy efficiency in switching applications.  

Engineers and hobbyists often choose the PN3641 for its robustness and ease of integration into existing designs. When implementing this transistor, proper biasing and heat dissipation should be considered to maximize performance and longevity. As with any BJT, attention to datasheet parameters is essential to ensure compatibility with circuit requirements.  

Overall, the PN3641 remains a practical choice for low-voltage applications, combining simplicity with dependable functionality. Its widespread availability and cost-effectiveness further contribute to its popularity in electronic design.

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