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SMBT3904E6433HTMA1
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SMBT3904E6433HTMA1

Product Overview

The SMBT3904E6433HTMA1 belongs to the category of small signal transistors and is commonly used in electronic circuits for amplification and switching purposes. This NPN transistor exhibits characteristics such as high voltage capability, low saturation voltage, and high current gain. It is typically packaged in a small SOT-23 package and is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Maximum Collector-Base Voltage: 40V
  • Maximum Collector Current: 200mA
  • Power Dissipation: 300mW
  • Transition Frequency: 250MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBT3904E6433HTMA1 transistor has three pins: the emitter (E), base (B), and collector (C). In the SOT-23 package, the pin configuration is as follows: - Pin 1: Emitter - Pin 2: Base - Pin 3: Collector

Functional Features

This transistor offers high voltage capability, making it suitable for various electronic applications. Its low saturation voltage ensures efficient switching performance, while the high current gain allows for effective signal amplification.

Advantages and Disadvantages

Advantages

  • High voltage capability
  • Low saturation voltage
  • High current gain
  • Small package size

Disadvantages

  • Limited power dissipation capability
  • Relatively low transition frequency

Working Principles

The SMBT3904E6433HTMA1 operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current between the collector and emitter terminals, allowing for amplification or switching of electronic signals.

Detailed Application Field Plans

This transistor finds extensive use in audio amplifiers, signal processing circuits, voltage regulators, and oscillator circuits. It is also employed in sensor interfaces, low-power consumption applications, and battery-powered systems due to its low saturation voltage and high current gain.

Detailed and Complete Alternative Models

Some alternative models to the SMBT3904E6433HTMA1 include: - 2N3904 - BC547 - 2SC945 - PN2222A

In conclusion, the SMBT3904E6433HTMA1 transistor offers high voltage capability, low saturation voltage, and high current gain, making it suitable for a wide range of electronic applications. While it has limitations in power dissipation and transition frequency, its compact size and functional features make it a popular choice in various circuit designs.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von SMBT3904E6433HTMA1 in technischen Lösungen auf

  1. What is the SMBT3904E6433HTMA1 transistor used for?

    • The SMBT3904E6433HTMA1 is a general-purpose NPN transistor commonly used in amplification and switching applications.

  2. What are the key specifications of the SMBT3904E6433HTMA1?

    • The SMBT3904E6433HTMA1 has a maximum collector current of 200mA, a maximum power dissipation of 300mW, and a maximum voltage of 40V.

  3. How can I use the SMBT3904E6433HTMA1 in an amplifier circuit?

    • The SMBT3904E6433HTMA1 can be used as a small-signal amplifier in audio or radio frequency circuits due to its high gain and low noise characteristics.

  4. Can the SMBT3904E6433HTMA1 be used in switching applications?

    • Yes, the SMBT3904E6433HTMA1 can be used in low-power switching applications such as signal switching and digital logic circuits.

  5. What are the typical operating conditions for the SMBT3904E6433HTMA1?

    • The SMBT3904E6433HTMA1 operates within a temperature range of -55°C to 150°C and is suitable for use in various electronic devices.

  6. Is the SMBT3904E6433HTMA1 suitable for use in battery-powered devices?

    • Yes, the SMBT3904E6433HTMA1's low power dissipation makes it suitable for use in battery-powered devices where energy efficiency is important.

  7. Can the SMBT3904E6433HTMA1 be used in high-frequency applications?

    • While the SMBT3904E6433HTMA1 has limitations at very high frequencies, it can still be used in moderate frequency applications such as RF amplifiers.

  8. What are the common alternatives to the SMBT3904E6433HTMA1?

    • Common alternatives to the SMBT3904E6433HTMA1 include the 2N3904 and BC547 transistors, which have similar characteristics and can be used interchangeably in many applications.

  9. Are there any specific considerations for PCB layout when using the SMBT3904E6433HTMA1?

    • It's important to minimize lead lengths and keep the collector, base, and emitter connections as short and direct as possible to reduce parasitic effects and ensure stable operation.

  10. Where can I find detailed application notes for using the SMBT3904E6433HTMA1 in technical solutions?

    • Detailed application notes for the SMBT3904E6433HTMA1 can be found in the datasheet provided by the manufacturer, as well as in various electronics engineering resources and forums.