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Adafruit NPN Bipolar Transistors (PN2222) - 10 Pack
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Adafruit NPN Bipolar Transistors (PN2222) - 10 Pack
Powerful little electronic switch
Adafruit NPN Bipolar Transistors (PN2222) - 10 Pack
Item #: 24846721

Adafruit NPN Bipolar Transistors (PN2222) - 10 Pack

89% of respondents would recommend this to a friend

Item #: 24846721

SBD 133

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What Stands Out

High Performance
The PN2222 transistors provide excellent amplification and switching, making them ideal for a wide range of electronic projects and applications requiring reliable performance.
Versatile Use
Suitable for various electronic circuits, these transistors can be used in audio amplifiers, motor drivers, and signal switching, catering to hobbyists and professionals alike.
Cost-Effective Pack
The 10-pack offers great value, allowing users to stock up on essential components without breaking the bank, enhancing any maker's toolkit economically.

Product Details

Shop for Adafruit NPN Bipolar Transistors PN2222 - 10 pack at Ubuy Solomon Islands. Find the best deals and discounts on electronic components. Order now and get fast shipping!
Brand NameAdafruit
UPC711978444894
ManufacturerAdafruit
Model8541585596
Part NumberADA756
Material TypeCopper
Item Weight0.2 lbs (90 grams)

Who Should Buy?

Suitable For
  • Hobbyist Electronics

    Ideal for hobbyists building circuits requiring control of higher currents and voltages easily.

  • DIY Projects

    Perfect for DIY enthusiasts looking to create custom devices with switching capabilities and amplifying functions.

  • Educational Use

    Great for students and educators to demonstrate transistor functionality in electronics and circuit theory classes.

Not Suitable For
  • High-Power Applications

    Not suitable for applications requiring high current ratings beyond 800 mA or high voltage levels.

Product Description

Adafruit NPN Bipolar Transistors (PN2222) - 10 Pack

About This Item

Introducing the Adafruit NPN Bipolar Transistors PN2222 - 10 pack! Are you an electronics enthusiast or someone who loves to tinker with DIY projects? If so, these NPN bipolar transistors from Adafruit are a must-have for your collection. The PN2222 transistors are perfect for amplification, switching, and signal processing applications. With a maximum collector current of 600mA and a collector-emitter voltage of 40V, these transistors are capable of handling a wide range of tasks.

Each pack includes 10 transistors, ensuring that you have plenty on hand for your upcoming projects. Whether you're working on Arduino boards or other electronics components, these transistors will easily integrate into your designs. Adafruit is a trusted name in the electronics industry, known for their high-quality products and reliable performance.

With their commitment to customer satisfaction, you can be sure that you're getting transistors that deliver on both performance and durability. Upgrade your DIY projects with the Adafruit NPN Bipolar Transistors PN2222 - 10 pack. Order yours today and start exploring the endless possibilities of electronics!.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Adafruit NPN Bipolar Transistor PN2222 used for?

    Answer: The Adafruit NPN Bipolar Transistor PN2222 is widely used as a switching and amplification device in electronic circuits. It can control higher power loads like motors or lights when driven by a low-power microcontroller. For example, in robotics projects, you can use it to switch on an LED or drive a motor, allowing your project to perform more complex tasks.
  • Question: How many transistors are included in the Adafruit PN2222 pack?

    Answer: The Adafruit PN2222 pack contains ten transistors, providing a good quantity for various projects. This bulk quantity is beneficial for hobbyists and professionals alike who may be working on multiple projects or need spares. Having ten transistors on hand can also facilitate team projects where multiple components are needed simultaneously.
  • Question: What are the specifications of the PN2222 transistor?

    Answer: The PN2222 transistor features a 40V maximum collector-emitter voltage and a 800mA maximum collector current. These specifications make it suitable for low to medium power applications. This makes it ideal for projects that require a reliable switch or amplifier, such as simple control circuits in electronic devices or toys.
  • Question: Can the PN2222 transistor be used in high-frequency applications?

    Answer: Although the PN2222 transistor can operate at frequencies up to 300 MHz, it is mainly designed for low to medium frequency applications. For high-frequency applications, other transistors may be more optimal. However, for many basic projects—like turning lights on and off or basic audio amplification—it performs adequately.
  • Question: What is the difference between NPN and PNP transistors?

    Answer: NPN and PNP transistors differ primarily in their operation and current flow direction. In an NPN transistor, current flows from the collector to the emitter when a positive voltage is applied to the base, making it ideal for switching applications. PNP transistors, on the other hand, allow current to flow from emitter to collector when the base is pulled low. Understanding the difference helps you choose the correct transistor for your circuit requirements.
  • Question: What type of circuit can I use the PN2222 transistor in?

    Answer: You can use the PN2222 transistor in various circuits, such as simple amplification circuits, switching circuits, and more complex designs like microcontroller interfacing. For instance, in a microcontroller-based project, it can be used to drive a relay that activates larger loads, providing precision control while ensuring the microcontroller operates safely within its limits.
  • Question: Is there a specific voltage level to operate the PN2222 transistor?

    Answer: The PN2222 transistor operates well within a range of collector-emitter voltages up to 40V and base currents typically around 5-10mA. Ensuring that the operating voltage remains within these limits guarantees optimal performance. For circuit designs, careful consideration of voltage is necessary for stable operation, particularly in applications that demand consistent performance.
  • Question: What should I be wary of when using the PN2222 transistor?

    Answer: When using the PN2222 transistor, keep an eye on the current and voltage limits specified in the datasheet. Exceeding these limits can lead to overheating or failure. Additionally, ensure appropriate biasing to avoid issues with linearity in amplification applications. Proper heat sinking may also be required in higher power applications to maintain reliability.
  • Question: Can I use the PN2222 transistor in a breadboard setup?

    Answer: Yes, the PN2222 transistor is breadboard friendly due to its standard TO-92 package that fits easily into breadboards. This makes it perfect for prototyping and testing project designs. You can quickly build and modify circuits using this transistor, enabling seamless experimentation before finalizing the design.
  • Question: Where can I buy Adafruit NPN Bipolar Transistors PN2222 - 10 pack in Solomon Islands?

    Answer: You can purchase the Adafruit NPN Bipolar Transistors PN2222 - 10 pack from Ubuy. They offer a reliable shopping experience and ensure that you receive the original product for your electronic projects, supported by their comprehensive customer service and order tracking features.

Adafruit BJT Editorial Review

Adafruit NPN Bipolar Transistors (PN2222) - 10 pack [ADA756] The Adafruit NPN Bipolar Transistors (PN2222) have received mixed reviews from customers. While some users have reported that the transistors worked well and were able to repair their electronic devices, others have experienced issues with the product. One user noted that the item contained 10 PN2222 transistors, as advertised, but the product images on the website showed the transistors on tapes with pre-bent leads. However, they received the transistors loose in a plastic bag with straight leads. This discrepancy in presentation was seen as incorrect and misleading. Another customer ordered two packs of 10 transistors but received 17 P2N2222A's and 3 PN2222A's instead. The P2N2222A transistor is pinned out in the opposite way compared to the PN2222A, leading the customer to accidentally blow out 12 transistors before realizing the mistake. The remaining transistors worked fine once the issue was identified, but the confusion caused frustration and resulted in a lower rating. In summary, while some users found success with the Adafruit NPN Bipolar Transistors (PN2222), others encountered problems such as incorrect product presentation and pinning discrepancies. This mixed reception suggests that potential buyers should exercise caution and attention to detail when purchasing this product.

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Pros

  • The transistors successfully repaired a Miller and Kreisel volkswoofer subwoofer amplifier for one customer.
  • Some customers found the remaining transistors to work well once they identified the pinning issue.

Cons

  • The product images on the website do not accurately represent how the transistors are packaged, leading to confusion for some users.

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Features & Benefits

  • Control medium-power electronics
  • Switch up to 40V at peak currents of 1A
  • Pack of 10 transistors

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