2N3904BU

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2N3904BU

+Nomenclature

TRANS NPN 40V 0.2A TO-92-3

  • FabricantSemi - conducteurs

  • Pièce fabricant #2N3904BU

  • En stock4168

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Spécifications

Attribut Valeur
Part Status Active
Transistor Type NPN
Current - Collector (Ic) (Max) 200 mA
Voltage - Collector Emitter Breakdown (Max) 40 V
Vce Saturation (Max) @ Ib, Ic 300mV @ 5mA, 50mA
DC Current Gain (h FE) (Min) @ Ic, Vce 100 @ 10mA, 1V
Power - Max 625 mW
Frequency - Transition 300MHz
Operating Temperature -55°C ~ 150°C (TJ)
Mounting Type Through Hole
Package / Case TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package TO-92-3
Base Product Number 2N3904

Présentation

Description

The 2N3904BU is a variant of the 2N3904 transistor, which is a standard NPN bipolar junction transistor (BJT) widely used in electronic circuits. It is designed for general-purpose amplification and switching applications. The 2N3904 can handle moderate current levels, typically up to 200 mA, and has a maximum collector-emitter voltage (V_CE) of 40V.
Key features include a fast switching speed and good gain characteristics, making it suitable for low-power applications in audio, radio frequency, and digital circuits. The "BU" suffix may indicate specific packaging or performance characteristics, such as bulk packaging or added temperature ratings.
The transistor is often used in circuits for signal amplification, switching, and as part of various electronic components like amplifiers, oscillators, and digital logic gates. Remember to follow appropriate guidelines for biasing and load conditions when integrating the 2N3904BU into your designs.

Equivalent

The 2N3904BU is a NPN bipolar junction transistor. Equivalent products include the 2N3904, BC547, and 2N2222. Other similar alternatives might be the MPS2222A and BC548, depending on specific application requirements such as voltage, current, and gain characteristics. Always check the datasheets for detailed specifications to ensure compatibility.

Features

The 2N3904BU is a widely used NPN bipolar junction transistor (BJT) known for its general-purpose applications. Key features include:
1. Type: NPN transistor.
2. Voltage Rating: Collector-Emitter Voltage (Vce) up to 40V.
3. Current Rating: Maximum Collector Current (Ic) of 200mA.
4. Gain: High current gain (hFE) typically ranges from 100 to 300.
5. Package: Available in various package types, including TO-92 and SOT-23.
6. Frequency Response: Suitable for high-speed switching applications with a transition frequency (fT) of around 250 MHz.
7. Temperature Range: Operating from -55°C to 150°C.
8. Applications: Commonly used in amplifiers, switching circuits, and digital logic applications.
Overall, the 2N3904BU is valued for its reliability, versatility, and cost-effectiveness in electronic designs.

Pinout

The 2N3904BU is a popular NPN bipolar junction transistor (BJT) commonly used in electronic circuits. It typically has three pins:
1. Collector (C): The pin where the output current flows out of the transistor. It receives the current from the load.
2. Base (B): The pin that controls the transistor's operation. A small current applied to this pin allows a larger current to flow from collector to emitter.
3. Emitter (E): The pin where the input current flows into the transistor. This pin is typically connected to ground in common-emitter configurations.
The 2N3904BU is often used in switching and amplification applications, making it suitable for low to moderate power tasks in various electronic devices.

Manufacturer

The 2N3904BU is a type of NPN bipolar junction transistor (BJT) manufactured by ON Semiconductor. ON Semiconductor is a global semiconductor company that designs, manufactures, and sells a broad range of semiconductor components and solutions. Their products are used in various applications, including automotive, industrial, computing, and consumer electronics.
As a well-established company in the semiconductor industry, ON Semiconductor focuses on energy efficiency and innovation, providing a wide array of components like transistors, diodes, power management devices, and integrated circuits. They are known for their commitment to sustainability and creating technologies that help improve energy usage in electronic devices.
The 2N3904 transistor is commonly used in low-power amplifying and switching applications, making it a popular choice among engineers and hobbyists alike. Overall, ON Semiconductor plays a significant role in advancing technology through its extensive semiconductor product offerings.

Application

The 2N3904BU is a general-purpose NPN transistor widely used in various applications, including:
1. Switching Circuits: It can act as a switch in electronic devices.
2. Amplification: Suitable for low-power amplification in audio and signal applications.
3. Oscillators: Commonly used in oscillator circuits for generating signals.
4. Signal Processing: Used in radio frequency and signal processing applications.
5. Voltage Regulation: Can be part of voltage regulation circuits.
6. Digital Logic Circuits: Employed in digital logic and control systems.
Its versatility makes it an essential component in many electronic designs.

Package

The 2N3904BU is typically packaged in a TO-92 plastic package. This type of package is commonly used for small-signal transistors and features three leads for easy mounting on PCBs.