- Page d'accueil /
- Fournitures industrielles /
- Industrial Electrical /
- Semiconductor Products /
- Transistors /
- BJT /
- Pack of 10 2N3904 NPN Bipolar Amplifier/Switc...
Pack of 10 2N3904 NPN Bipolar Amplifier/Switching Transistors
90% des répondants recommanderaient ceci à un ami
DJF 3131
Détails du prix
Hors frais de livraison et de douane ( Les frais de livraison et de douane seront calculés lors du paiement )
*Tous les articles seront importés depuis États-Unis
QTY:
Ubuy s'engage à protéger votre sécurité et votre confidentialité. Notre système avancé de sécurité des paiements garantit la confidentialité en chiffrant vos informations lors de la transmission grâce aux protocoles AES (Advanced Encryption Standards) et SSL (Secure Socket Layer). Vos coordonnées de paiement sont 100 % sécurisées car nous ne partageons pas vos informations de paiement avec des vendeurs tiers.
New, original and genuine. RoHS Compliant.
Livraison
rapide
Retour
gratuit*
Emballage sécurisé
Produits 100 % originaux
Conformité PCI DSS
Certifié ISO 27001
Ce qui se démarque
Détails du produit
À qui est-ce destiné ?
-
Hobbyist Builders
Ideal for electronics enthusiasts building prototypes and experimenting with circuits using affordable and reliable transistors.
-
Educational Purposes
Perfect for students and educators in electronics classes to teach principles of amplification and switching in circuits.
-
DIY Projects
Great for individuals working on custom electronics projects, such as amplifiers, switches, and signal processing applications.
-
High Power Applications
Not suitable for applications requiring high voltage or current handling beyond the 2N3904's rated specifications and limits.
DESCRIPTION DU PRODUIT
Pack of 10 2N3904 NPN Bipolar Amplifier/Switching Transistors
Questions et réponses des clients
-
question:
What is a 2N3904 transistor used for?
répondre: The 2N3904 is a versatile NPN bipolar junction transistor commonly used in amplification and switching applications. It is ideal for low-power devices and can handle up to 200mA of collector current. This makes it suitable for a variety of circuit applications like audio amplifiers, signal oscillators, and switching circuits in microcontroller projects. -
question:
How do I connect a 2N3904 transistor in a circuit?
répondre: To connect a 2N3904 transistor, identify its three terminals: collector (C), base (B), and emitter (E). For switching applications, you typically connect the base to a control signal through a resistor, the collector to the load, and the emitter to the ground. This setup allows the transistor to function effectively as a switch or amplifier, enabling you to control larger currents with a small input signal. -
question:
Can 2N3904 transistors be used for high-frequency applications?
répondre: While 2N3904 transistors are primarily designed for low to medium frequency applications, they can handle frequencies up to about 250MHz. They’re used in radio frequency amplifiers and low-noise amplifiers, although their performance may decrease at higher frequencies. For radio enthusiasts, these transistors are a popular choice for building RF circuits, where they offer reliable performance at moderate frequencies. -
question:
What are the key specifications of the 2N3904 transistor?
répondre: The 2N3904 transistor features a maximum collector current of 200mA, a collector-emitter voltage of 40V, and a power dissipation of 625mW. It has a current gain (hFE) of 100 to 300. These specifications make it suitable for a wide range of applications, from small-signal amplifiers in home electronics to switch circuits due to its robust characteristics in handling current. -
question:
What is the difference between NPN and PNP transistors?
répondre: NPN and PNP are two types of bipolar junction transistors, where NPN transistors conduct current when a positive voltage is applied to the base. In contrast, PNP transistors conduct when the base is at a lower voltage than the emitter. NPN transistors like the 2N3904 are often preferred for their higher electron mobility, making them faster and generally more suitable for switching applications. -
question:
Can I use 2N3904 transistors for DIY electronics projects?
répondre: Absolutely! The 2N3904 is a favorite among hobbyists and engineers for DIY electronics projects due to its affordability and availability. It's perfect for creating amplifiers, signal processors, and switching devices in a breadboard setup or custom PCB designs. Whether you're building a simple LED flasher or a more complex audio amplifier, this transistor is adaptable for various applications. -
question:
What is the maximum temperature rating for the 2N3904 transistor?
répondre: The 2N3904 transistor has a maximum junction temperature rating of approximately 150°C. This temperature limit is crucial as exceeding it can lead to thermal runaway, ultimately damaging the transistor. Therefore, in applications where it may experience significant heat, ensure adequate heat dissipation through heat sinks or proper thermal designs to maintain reliability. -
question:
Do I need a resistor when using a 2N3904 transistor?
répondre: Yes, using a resistor is essential when connecting the base of a 2N3904 transistor to limit the current flowing into the base. This resistor ensures that the transistor operates within its safe limits while allowing you to control the switching effectively. Typically, the resistor value will depend on the desired base current, which can be calculated using Ohm's law based on your input signal voltage. -
question:
Where can I buy a Pack of 10 2N3904 NPN Bipolar Amplifier Switching Transistors?
répondre: You can buy a Pack of 10 2N3904 NPN Bipolar Amplifier Switching Transistors at Ubuy. Ubuy offers a wide selection of electronic components, including this popular transistor, making it convenient to find and purchase exactly what you need for your projects. -
question:
Are 2N3904 transistors suitable for automotive applications?
répondre: While the 2N3904 transistor is primarily used for low-power consumer electronics, it can be suitable for automotive applications if used within its specifications. However, due to the varying environmental conditions in vehicles, ensure that the operational parameters align with automotive requirements. It can be utilized for control circuits, sensors, and other low-power tasks within automotive systems.
microtivity BJT Editorial Review
Avis et évaluations clients
-
5 étoile
100%
-
4 étoile
0%
-
3 étoile
0%
-
2 étoile
0%
-
1 étoile
0%
Donnez votre avis sur ce produit
Partagez votre avis avec d'autres clients
CONFIANCE EN LA PLATEFORME & PROTECTION DE L'ACHETEUR
“Great products and very good service: very easy and very fast international delivery.”
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
“Easy to find and order what you want on the website. Delivery is quick to the UK”
Historique des prix du produit
Informations importantes
- Limitations : Pour les produits expédiés à l'international, veuillez noter que toute garantie du fabricant peut ne pas être valide ; les options de service du fabricant peuvent ne pas être disponibles ; les manuels, instructions et avertissements de sécurité des produits peuvent ne pas être dans les langues du pays de destination ; les produits (et les matériaux qui les accompagnent) peuvent ne pas être conçus conformément aux normes, spécifications et exigences d'étiquetage du pays de destination ; et les produits peuvent ne pas être conformes à la tension et aux autres normes électriques du pays de destination (nécessitant l'utilisation d'un adaptateur ou d'un convertisseur le cas échéant). Il incombe au destinataire de s'assurer que le produit peut être importé légalement dans le pays de destination. En cas de commande auprès d'Ubuy ou de ses filiales, le destinataire est l'importateur officiel et doit se conformer à toutes les lois et réglementations du pays de destination.
- Tous les produits listés sur Ubuy ne sont pas à vendre, Ubuy étant un moteur de recherche mondial. Les produits sont soumis aux réglementations en matière d'exportation et de commerce.
DJF 3131
Commandez maintenant et recevez votre commande aux alentours du Samedi, Octobre 10
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Conforme PCI DSS et certifié ISO 27001:2022, avec des paiements chiffrés et une protection complète de l'acheteur pour chaque commande.
Caractéristiques et avantages
- Pack of 10 2N3904 NPN Bipolar Amplifier/Switching Transistors
- Max Junction Temperature: 150 C
- Max Collector-Emitter Voltage: 40V
- Max Continuous Collector Current: 200mA
- microtivity Part Number: IC2N3904-10
- Fairchild Semiconductor Part Number: 2N3904BU
- Through Hole, 3 Pin TO-92
Assurance Ubuy
Profitez d'une expérience d'achat sereine avec des produits 100 % originaux, une sécurité de paiement conforme PCI DSS, une protection des données certifiée ISO 27001, la livraison transfrontalière la plus rapide, les retours gratuits* et un emballage sécurisé pour chaque commande.