2N404

If you’re searching for a reliable and efficient transistor for your electronic projects, look no further than the 2N404. This PNP bipolar transistor is crafted from high-quality germanium material, specifically designed to deliver impressive performance across a variety of applications.

Overview of the 2N404 Transistor

The 2N404 is a germanium PNP transistor operating with a maximum collector-emitter voltage (Vce) of 24 volts and a current rating of 100 mA. With a maximum power dissipation of 150 mW, this transistor can be utilized in multiple applications where low to moderate power levels are essential.

Key Features of the 2N404

• Type: PNP Bipolar Transistor
• Material: Germanium
• Maximum Collector-Emitter Voltage (Vce): 24V
• Maximum Collector Current (Ic): 100mA
• Power Dissipation: 150mW
• Package Type: TO-5

Applications of the 2N404

The versatility of the 2N404 makes it ideal for various applications including:

• Amplifiers: Perfect for audio and RF amplification due to its low noise characteristics.
• Signal Processing: Utilized in signal processing circuits where low power levels are critical.
• Switching: Excellent for low-frequency switching applications.
• Oscillators: Employed in oscillator circuits for waveform generation.

Specifications of the 2N404

Understanding the specifications of the 2N404 is essential for successful circuit integration:

• Max Collector-Base Voltage (Vcb): 30V
• Max Emitter-Base Voltage (Veb): 1V
• Current Gain (hFE): Typically ranges from 50 to 150
• Transition Frequency (fT): Approximately 60 MHz

Advantages of Using the 2N404

Choosing the 2N404 for your electronic projects comes with several advantages:

• Efficiency: Its germanium construction provides efficient performance, especially in low-voltage applications.
• Low Noise: The low noise nature makes it perfect for audio and sensitive signal processing applications.
• Cost-effective: The pricing for the 2N404 is competitive, making it an economical choice for both hobbyists and professionals.
• Availability: The 2N404 is widely available, ensuring easy sourcing for your projects.

Installation and Handling Tips for the 2N404

To achieve optimal performance with your 2N404 transistor, consider the following installation and handling tips:

• Proper Orientation: Install the transistor with the correct polarity; incorrect orientation can damage the transistor.
• Heat Management: Although the power dissipation is 150 mW, apply proper heat dissipation techniques to prevent overheating.
• Circuit Protection: Implement protection circuits to guard against over-voltage and over-current conditions.
• Testing: Use a multimeter to test the transistor before and after installation to confirm its functionality.

Comparison with Other Transistors

When comparing the 2N404 with similar transistors, it’s crucial to focus on your application requirements:

• 2N3906: A popular PNP transistor, typically silicon-based, offering higher voltage and current ratings but may not perform as well in low-noise applications.
• 2N5087: A higher gain PNP transistor suitable for medium-power applications.
• 2N4403: An NPN transistor that can be used in complementary configurations with the 2N404 for differential amplifier setups.

Conclusion

In conclusion, the 2N404 PNP bipolar germanium transistor is a versatile and efficient component suitable for a range of applications from amplifiers to oscillators. Whether you are a hobbyist or a professional in electronics, integrating the 2N404 into your projects can enhance functionality while maintaining cost-effectiveness. Its unique characteristics and performance capabilities make it a trusted choice among engineers and tech enthusiasts.

Start your next project with the reliable and powerful 2N404 and experience the quality that this germanium transistor has to offer! For more options, check our range of PNP THT Transistors.