CDLL4128 Product Overview

Introduction

The CDLL4128 is a crucial component in the field of electronic devices, serving as an essential part of various applications. This entry provides a comprehensive overview of the CDLL4128, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The CDLL4128 belongs to the category of semiconductor diodes and is primarily used for rectification and voltage regulation in electronic circuits. Its characteristics include high reliability, low forward voltage drop, and fast switching speed. The package type for the CDLL4128 is typically DO-213AB, and it is available in both through-hole and surface mount configurations. The essence of the CDLL4128 lies in its ability to efficiently control the flow of electrical current in a unidirectional manner. It is commonly packaged in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

• Forward Voltage: 0.72V
• Reverse Voltage: 1200V
• Average Rectified Current: 1A
• Maximum Surge Current: 30A
• Operating Temperature Range: -65°C to +175°C
• Storage Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The CDLL4128 has a two-pin configuration, with the anode and cathode being the primary connection points. The anode is denoted by a longer lead or a positive sign on the device, while the cathode is identified by a shorter lead or a negative sign.

Functional Features

The CDLL4128 exhibits excellent reverse recovery time, ensuring minimal loss during switching operations. Its low forward voltage drop enhances energy efficiency, making it suitable for various power supply and rectification applications. Additionally, the diode's high surge current capability contributes to its robustness in handling transient overloads.

Advantages and Disadvantages

Advantages

• High reliability and durability
• Low forward voltage drop
• Fast switching speed
• Wide operating temperature range

Disadvantages

• Limited maximum average rectified current compared to higher-rated diodes
• Relatively higher cost compared to standard silicon diodes

Working Principles

The CDLL4128 operates based on the principle of unidirectional conduction, allowing current flow only in the forward direction when a sufficient forward voltage is applied. During reverse bias conditions, the diode blocks the flow of current, thereby regulating the voltage across the circuit.

Detailed Application Field Plans

The CDLL4128 finds extensive use in various applications, including: - Power supply units - Voltage regulators - Inverters - Switching power supplies - Industrial equipment

Detailed and Complete Alternative Models

Several alternative models to the CDLL4128 include: - 1N5817 - 1N5822 - FR107 - UF4007 - HER208

In conclusion, the CDLL4128 serves as a critical component in electronic circuits, offering efficient rectification and voltage regulation capabilities. Its unique combination of characteristics makes it well-suited for diverse applications, despite certain limitations. Understanding its specifications, pin configuration, functional features, and alternative models is essential for effectively integrating the CDLL4128 into electronic designs.

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