1N5265A (DO-35) Diode

Introduction

The 1N5265A (DO-35) diode is a semiconductor device belonging to the category of axial-leaded glass package diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Semiconductor diode
• Use: Rectification, voltage regulation, signal demodulation
• Characteristics: Small size, high reliability, low forward voltage drop
• Package: Axial-leaded glass package (DO-35)
• Essence: Silicon semiconductor material
• Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

• Voltage Rating: 30V
• Forward Current: 500mA
• Power Dissipation: 1.0W
• Operating Temperature Range: -65°C to +200°C
• Storage Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N5265A (DO-35) diode has two leads, with the cathode being marked by a band on the body of the diode.

Functional Features

• Rectification: Allows current flow in only one direction
• Voltage Regulation: Maintains a relatively constant output voltage
• Signal Demodulation: Extracts the original modulating signal from a modulated carrier wave

Advantages and Disadvantages

Advantages

• Small size enables compact circuit design
• High reliability ensures long operational lifespan
• Low forward voltage drop minimizes power loss

Disadvantages

• Limited reverse voltage tolerance
• Susceptible to thermal runaway at high currents

Working Principles

The 1N5265A diode operates based on the principle of creating a depletion region within the semiconductor material, allowing current to flow in one direction while blocking it in the opposite direction.

Detailed Application Field Plans

Voltage Regulation Circuit

Utilized in voltage regulator circuits to maintain a stable output voltage for various electronic devices.

Signal Demodulation

Used in radio frequency (RF) communication systems to extract the original modulating signal from the carrier wave.

Rectification

Applied in power supply circuits to convert alternating current (AC) to direct current (DC).

Detailed and Complete Alternative Models

• 1N4001 (DO-41)
• 1N4148 (DO-35)
• 1N5819 (DO-41)
• 1N5399 (DO-15)

In conclusion, the 1N5265A (DO-35) diode serves as a versatile semiconductor device with applications in rectification, voltage regulation, and signal demodulation. Its small size, high reliability, and low forward voltage drop make it suitable for various electronic circuits, despite its limitations in reverse voltage tolerance and susceptibility to thermal runaway. Understanding its specifications, pin configuration, functional features, and alternative models provides valuable insights for engineers and designers seeking to incorporate this diode into their electronic systems.