1N4148UR-1E3

Product Overview

The 1N4148UR-1E3 belongs to the category of semiconductor diodes. It is commonly used in electronic circuits for various applications due to its fast switching speed and high reliability. The diode is characterized by its small package size, low forward voltage drop, and high reverse breakdown voltage. It is typically available in a surface mount package and is sold in quantities suitable for both hobbyist and industrial use.

Specifications

• Maximum Reverse Voltage: 100V
• Average Rectified Current: 150mA
• Forward Voltage Drop: 0.715V at 10mA
• Reverse Recovery Time: 4ns

Detailed Pin Configuration

The 1N4148UR-1E3 diode has two pins, anode (A) and cathode (K), with the anode being the positive terminal and the cathode being the negative terminal.

Functional Features

• Fast switching speed
• High reverse breakdown voltage
• Low forward voltage drop
• Small package size

Advantages

• Reliable performance
• Suitable for high-speed switching applications
• Compact design

Disadvantages

• Limited maximum reverse voltage compared to other diodes
• Relatively low average rectified current rating

Working Principles

The 1N4148UR-1E3 operates based on the principles of semiconductor physics. When a forward voltage is applied across the anode and cathode, the diode allows current to flow in one direction while blocking it in the opposite direction. This property makes it useful for rectification and signal demodulation in electronic circuits.

Detailed Application Field Plans

The 1N4148UR-1E3 diode finds extensive use in various electronic applications, including: - Signal rectification in audio and radio circuits - High-speed switching in digital logic circuits - Overvoltage protection in power supply circuits - Signal demodulation in communication systems

Detailed and Complete Alternative Models

• 1N914: Similar characteristics and package, lower reverse voltage rating
• 1N4001: Higher reverse voltage rating, larger package size
• BAT54: Dual diode package, suitable for more complex circuit designs

In conclusion, the 1N4148UR-1E3 diode is a versatile component widely used in electronic circuits for its fast switching speed, compact size, and reliable performance. While it has limitations in terms of maximum reverse voltage and average rectified current, it remains a popular choice for various applications in the electronics industry.

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