1N4448W-HE3-18

Product Overview

Category

The 1N4448W-HE3-18 belongs to the category of small signal diodes.

Use

It is commonly used in applications such as rectification, signal demodulation, and clipping.

Characteristics

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

Package

The 1N4448W-HE3-18 is typically available in a SOD-123 package.

Essence

This diode is essential for converting alternating current (AC) to direct current (DC) and for signal processing in electronic circuits.

Packaging/Quantity

It is usually packaged in reels with quantities varying based on manufacturer specifications.

Specifications

• Maximum repetitive peak reverse voltage: 100V
• Average rectified forward current: 250mA
• Non-repetitive peak forward surge current: 4A
• Forward voltage: 1V at 10mA

Detailed Pin Configuration

The 1N4448W-HE3-18 has two pins, an anode and a cathode. The anode is connected to the positive side of the circuit, while the cathode is connected to the negative side.

Functional Features

• Fast recovery time
• Low capacitance
• High surge current capability

Advantages

• High-speed switching
• Compact size
• Reliable performance

Disadvantages

• Limited maximum voltage and current ratings
• Susceptible to damage from high reverse voltage or current

Working Principles

The 1N4448W-HE3-18 operates based on the principles of semiconductor physics, utilizing the properties of a PN junction to allow current flow in one direction while blocking it in the opposite direction.

Detailed Application Field Plans

Rectification

The diode can be used in power supply circuits to convert AC to DC.

Signal Demodulation

It is employed in radio and communication circuits to extract the original signal from modulated waves.

Clipping

In audio and video circuits, the diode is utilized to limit the amplitude of signals.

Detailed and Complete Alternative Models

• 1N4148
• 1N914
• 1N4001

In conclusion, the 1N4448W-HE3-18 is a small signal diode with fast switching speed, making it suitable for various applications such as rectification, signal demodulation, and clipping in electronic circuits. Its compact size and reliable performance make it a popular choice, although users should be mindful of its voltage and current limitations. Additionally, alternative models such as the 1N4148, 1N914, and 1N4001 offer similar functionality for different design considerations.