Central Semiconductor Corp
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CET3904E TR
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CET3904E TR

Product Overview

Category

The CET3904E TR belongs to the category of NPN Bipolar Transistors.

Use

It is commonly used as a general-purpose amplifier or switch in electronic circuits.

Characteristics

  • Low power consumption
  • High current gain
  • Fast switching speed

Package

The CET3904E TR is typically available in a TO-92 package.

Essence

This transistor is essential for amplifying and switching electronic signals in various applications.

Packaging/Quantity

It is usually packaged in reels containing a specific quantity, such as 2000 units per reel.

Specifications

  • Collector-Base Voltage (VCBO): 40V
  • Collector-Emitter Voltage (VCEO): 40V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 200mA
  • Power Dissipation (PD): 625mW
  • Transition Frequency (fT): 250MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The CET3904E TR has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • Amplification of weak electronic signals
  • Switching function for controlling larger currents or voltages
  • Compatibility with various circuit configurations

Advantages

  • Low power consumption
  • Versatile use in different circuit designs
  • Reliable performance in amplification and switching applications

Disadvantages

  • Limited maximum voltage and current ratings compared to some other transistors
  • Sensitive to temperature variations

Working Principles

The CET3904E TR operates based on the principles of bipolar junction transistors, where the flow of current is controlled by the application of a small signal at the base terminal, resulting in amplified output at the collector terminal.

Detailed Application Field Plans

The CET3904E TR is widely used in the following applications: - Audio amplifiers - Signal processing circuits - Switching circuits in electronic devices - Oscillator circuits

Detailed and Complete Alternative Models

Some alternative models to the CET3904E TR include: - 2N3904 - BC547 - PN2222A - 2SC945

In conclusion, the CET3904E TR is a versatile NPN bipolar transistor that finds extensive use in electronic circuits for amplification and switching purposes. Its low power consumption, high current gain, and fast switching speed make it a popular choice for various applications in the field of electronics.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací CET3904E TR v technických řešeních

  1. What is CET3904E TR?

    • CET3904E TR is a common NPN bipolar junction transistor used in various technical solutions.

  2. What are the typical applications of CET3904E TR?

    • CET3904E TR is commonly used in amplification, switching, and signal processing circuits in electronic devices.

  3. What are the key electrical characteristics of CET3904E TR?

    • The key electrical characteristics include a maximum collector current of 200mA, a maximum collector-emitter voltage of 40V, and a maximum power dissipation of 625mW.

  4. How do I identify the pin configuration of CET3904E TR?

    • The pin configuration of CET3904E TR is typically identified as the collector (C), base (B), and emitter (E) pins.

  5. What are the recommended operating conditions for CET3904E TR?

    • The recommended operating conditions include a maximum operating temperature of 150°C, a storage temperature range of -55°C to 150°C, and a maximum soldering temperature of 260°C.

  6. Can CET3904E TR be used in high-frequency applications?

    • Yes, CET3904E TR can be used in moderate frequency applications due to its typical transition frequency of 250MHz.

  7. What are the suitable alternative transistors to CET3904E TR?

    • Some suitable alternatives to CET3904E TR include 2N3904, BC547, and PN2222A transistors.

  8. How should CET3904E TR be handled during assembly and soldering?

    • CET3904E TR should be handled using proper ESD precautions and soldered using industry-standard reflow or hand-soldering techniques.

  9. Are there any specific layout considerations when using CET3904E TR in a circuit?

    • It is important to minimize lead lengths, provide adequate heat sinking, and ensure proper grounding when incorporating CET3904E TR into a circuit layout.

  10. Where can I find detailed datasheets and application notes for CET3904E TR?

    • Detailed datasheets and application notes for CET3904E TR can be found on the manufacturer's website or through authorized distributors.