Nexperia USA Inc.
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MMBT3904VL
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MMBT3904VL

Introduction

The MMBT3904VL is a widely used NPN bipolar junction transistor (BJT) belonging to the category of small signal transistors. It is commonly utilized in various electronic circuits for amplification, switching, and signal processing applications due to its high frequency and low power characteristics.

Basic Information Overview

  • Category: Small Signal Transistor
  • Use: Amplification, Switching, Signal Processing
  • Characteristics: High Frequency, Low Power
  • Package: SOT-23
  • Essence: NPN BJT
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Collector-Base Voltage (VCBO): 60V
  • Collector-Emitter Voltage (VCEO): 40V
  • Emitter-Base Voltage (VEBO): 6V
  • Collector Current (IC): 200mA
  • Power Dissipation (Pd): 350mW
  • Transition Frequency (ft): 250MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The MMBT3904VL features a standard SOT-23 package with the following pin configuration: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High Transition Frequency
  • Low Noise
  • Fast Switching Speed
  • Wide Operating Temperature Range

Advantages and Disadvantages

Advantages

  • Suitable for High-Frequency Applications
  • Compact SOT-23 Package
  • Low Power Consumption

Disadvantages

  • Limited Collector Current (IC)
  • Relatively Low Voltage Ratings

Working Principles

The MMBT3904VL operates based on the principles of bipolar junction transistors, where the flow of current between the emitter and collector is controlled by the base current. This allows it to amplify small signals and act as a switch in electronic circuits.

Detailed Application Field Plans

The MMBT3904VL finds extensive use in the following application fields: - Audio Amplifiers - Oscillators - Signal Processing Circuits - Switching Circuits - RF Amplifiers

Detailed and Complete Alternative Models

Some alternative models to the MMBT3904VL include: - 2N3904 - BC547 - PN2222A - KSP2222A

In conclusion, the MMBT3904VL is a versatile small signal transistor with high-frequency capabilities, making it suitable for a wide range of electronic applications.

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10 سوال و پاسخ رایج مربوط به کاربرد MMBT3904VL در راه حل های فنی را فهرست کنید

  1. What is the MMBT3904VL transistor used for?

    • The MMBT3904VL is a general-purpose NPN bipolar junction transistor commonly used for amplification and switching applications in electronic circuits.

  2. What are the key specifications of the MMBT3904VL?

    • The MMBT3904VL has a maximum collector current (Ic) of 200mA, a maximum collector-base voltage (Vcb) of 40V, and a maximum power dissipation (Pd) of 350mW.

  3. How can I use the MMBT3904VL in an amplifier circuit?

    • The MMBT3904VL can be used as a small-signal amplifier in audio or other low-power applications by configuring it in common emitter or common collector configurations.

  4. Can the MMBT3904VL be used for switching applications?

    • Yes, the MMBT3904VL can be used to switch moderate loads on and off in digital or analog circuits due to its fast switching speed and moderate current-handling capabilities.

  5. What are some typical applications for the MMBT3904VL in technical solutions?

    • Typical applications include signal amplification, signal processing, voltage regulation, and digital logic interfacing in various electronic devices and systems.

  6. What are the temperature considerations for using the MMBT3904VL in technical solutions?

    • The MMBT3904VL has a maximum operating temperature of 150°C, so thermal management should be considered when designing circuits that use this transistor.

  7. Are there any specific layout or PCB design considerations for using the MMBT3904VL?

    • It's important to minimize lead lengths, provide adequate heat sinking if necessary, and ensure proper grounding and decoupling to optimize the performance of the MMBT3904VL in a circuit.

  8. Can the MMBT3904VL be used in low-noise applications?

    • While the MMBT3904VL is not specifically designed for low-noise applications, careful circuit design and layout can minimize noise when using this transistor.

  9. What are the alternatives to the MMBT3904VL if it's not available?

    • Alternatives include the 2N3904, BC547, and BC548 transistors, which have similar characteristics and can often be used as substitutes in many applications.

  10. Where can I find detailed information about the MMBT3904VL for my technical solution?

    • Detailed datasheets and application notes for the MMBT3904VL can be found on the manufacturer's website or through authorized distributors, providing comprehensive information for designing with this transistor.