1N4689 BK - Diode Encyclopedia Entry

Introduction

The 1N4689 BK is a diode belonging to the semiconductor category. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Semiconductor
• Use: Rectification, voltage regulation, signal demodulation
• Characteristics: High current capability, low forward voltage drop, fast switching speed
• Package: DO-41 (DO-204AL)
• Essence: Silicon rectifier diode
• Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

• Forward Voltage Drop: 0.7V (typical)
• Reverse Voltage: 1000V
• Forward Current: 1A
• Reverse Recovery Time: <5ns
• Operating Temperature Range: -65°C to 175°C

Detailed Pin Configuration

The 1N4689 BK diode has two leads with the following pin configuration: - Anode (A) - Positive terminal - Cathode (K) - Negative terminal

Functional Features

• Efficient rectification of AC to DC
• Voltage regulation in power supply circuits
• Fast switching for signal demodulation applications

Advantages and Disadvantages

Advantages

• Low forward voltage drop reduces power dissipation
• Fast switching speed enables high-frequency applications
• High reverse voltage capability for robustness in circuits

Disadvantages

• Higher reverse recovery time compared to Schottky diodes
• Limited to moderate frequency applications due to reverse recovery characteristics

Working Principles

The 1N4689 BK operates based on the principle of unidirectional conduction, allowing current flow in one direction while blocking it in the reverse direction. When forward biased, it conducts current with a low voltage drop, making it suitable for rectification and voltage regulation.

Detailed Application Field Plans

The 1N4689 BK finds extensive use in various electronic circuits, including: - Power supply units - Signal demodulation circuits - Voltage clamping and protection circuits - Inverter and converter circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4689 BK diode include: - 1N4007: General-purpose rectifier diode - 1N5408: High current rectifier diode - 1N5819: Schottky barrier diode - 1N4148: Small signal diode

In conclusion, the 1N4689 BK diode offers efficient rectification, voltage regulation, and signal demodulation capabilities, making it a versatile component in various electronic applications.

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