Best SOT-23 BJT Transistors of 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.
SOT-23 BJT transistors are small, surface-mount transistors that are commonly used in electronic circuits. These transistors are designed to provide high performance in a small package, making them ideal for use in portable devices and other applications where space is at a premium. They are available in a range of different configurations and can be used for a variety of different tasks, from amplification and switching to voltage regulation and current control. With their small size, high performance, and versatility, SOT-23 BJT transistors are an excellent choice for anyone looking to design or build electronic circuits.
At a Glance: Our Top Picks
Top 10 SOT-23 BJT Transistors
sourcing map 50pcs SOT-23 NPN Transistor
The sourcing map SOT-23 Transistor is a reliable choice for your electronic projects. With a maximum current of 500mA and a voltage rating of 25V, it is ideal for switching circuits, providing flexibility in various applications. Its high forward surge current capability ensures dependable performance, especially in demanding situations. Additionally, its high-temperature soldering feature allows for robust assembly, while maintaining low power loss enhances overall efficiency. This transistor is an excellent addition to any electronics enthusiast's toolkit.
sourcing map SS8550 PNP Transistor 50pcs
The sourcing map SS8550 Transistor is a versatile component designed for various switching circuit applications. With a current rating of 1500mA and a voltage rating of 25V, it provides excellent performance for your electronic projects. Its low power loss and high efficiency ensure that your circuits run smoothly, saving you energy in the process. Additionally, its lead-free and RoHS compliant design makes it an environmentally friendly choice, giving you peace of mind while you work.
sourcing map 100pcs SS8050 NPN Transistors
The sourcing map SS8050 Transistors are ideal for various electronic projects. With a current rating of 1500mA and a maximum voltage of 25V, these transistors are perfect for switching circuits. Their high surge current capability ensures reliability in demanding situations, while high-temperature soldering makes them easy to install without damage. Additionally, their low power loss contributes to high efficiency, which is beneficial for extending the life of your electronic devices. These features make them a practical choice for both hobbyists and professionals.
sourcing map SOT23 NPN Transistor 100pcs
The sourcing map SOT23 Transistor is an excellent choice for your electronic projects. With a current rating of 500mA and a voltage of 25V, it is ideal for various switching circuits. Its high forward surge current capability ensures reliable performance, especially in demanding applications. The component is also lead-free and RoHS compliant, making it an environmentally friendly option. Additionally, its high temperature soldering feature allows you to work confidently without worrying about damaging the transistor.
BIlinli 180 Pcs SMD Transistor Assorted Kit
The BIlinli SMD Transistor Kit is a versatile selection featuring anti-static packaging to protect against static electricity. Each transistor is rigorously tested for stability, ensuring you can rely on their performance for your projects. This kit is perfect for product development, student experiments, and maintenance tasks, providing convenience for a variety of applications. With its durable and finely produced components, you can trust the quality of this kit in any electronic application.
sourcing map TL431 Transistor 36V 100mA
The sourcing map TL431 is a versatile transistor designed to enhance your electronic projects. With an adjustable output voltage up to 36V, it provides flexibility for various applications. Its low dynamic output impedance (0.2Ω) ensures efficient performance, helping you maintain stability in your circuits. The trapping current capability ranges from 1 to 100mA, allowing you to handle different loads effectively. Additionally, it features a temperature factor of 50 ppm/℃, offering excellent temperature compensation throughout its operational range.
180 Pcs SMD Transistor Assorted Kit by Freshsell
The Freshsell SMD Transistor Kit contains 180 pieces, offering a wide variety of transistors including models such as S9012, S9013, and 2N2222. This kit is ideal for electronics enthusiasts who require a reliable selection of components for various projects. Each transistor is brand new and of high quality, ensuring durability and performance. With a range of specifications included, you have the flexibility to choose the right transistor for your needs, making your work easier and more efficient.
sourcing map 50pcs NPN SOT-23 Transistor
The sourcing map SOT-23 Transistor is a versatile electronic component designed for use in switching circuits. With a current rating of 1500mA and a voltage capacity of 25V, this transistor helps ensure reliable operation in various applications. Its lead-free and RoHS compliant nature makes it environmentally friendly, while the high forward surge current capability allows for improved performance under demanding conditions. You will also benefit from its high-temperature soldering compatibility, which means it can withstand extreme heat during assembly without compromising functionality.
NXP BC846 NPN SOT-23 Transistor - 10 Pack
The NXP BC846 Transistor is a reliable NPN transistor in the SOT-23 package, ideal for various electronic applications. With a collector-emitter voltage of 65V, it ensures safe operation in high-voltage circuits. The DC collector current rating of 100mA allows you to use it effectively in low to medium power applications. Furthermore, with a DC current gain of 110hFE, this transistor provides excellent amplification, making it perfect for signal processing. Overall, this product offers versatility and reliability for your electronic projects.
100pcs SOT-23 Transistor Sample Kit
The Woedpez Transistor Kit is an excellent choice for those looking to explore various transistor options. This kit includes 100 pieces of SOT-23 transistors, allowing you to experiment with different configurations. Each transistor is crafted from durable plastic and glass, ensuring longevity and reliability. You’ll also appreciate the clearly marked, colourful print on each piece, making it easy for you to identify and use them in your projects. Enjoy the convenience of having a comprehensive selection at your fingertips.
During our sot-23 bjt transistor research, we found 76 sot-23 bjt transistor products and shortlisted 10 quality products. We collected and analyzed 1,269 customer reviews through our big data system to write the sot-23 bjt transistors list. We found that most customers choose sot-23 bjt transistors with an average price of £4.45.
The sot-23 bjt transistors are available for purchase. We have researched hundreds of brands and picked the top brands of sot-23 bjt transistors, including sourcing map, BIlinli, Freshsell, NXP, Woedpez. The seller of top 1 product has received honest feedback from 20,032 consumers with an average rating of 4.8.

Harvey Wall was born and raised in Norwich. He mastered the art of tool production and finished at the prestigious Norwich University. His area of interest include cutting tools, abrasive finishing and power tools. Harvey is always looking for ways to improve the finesse of industrial tools via his myriads of researches. He also shares some of his experiences on many platforms while writing on tool products.