ISL6558CR

Product Overview

The ISL6558CR belongs to the category of voltage regulators and is commonly used in power management applications. This integrated circuit offers characteristics such as high efficiency, precise voltage regulation, and thermal protection. The package type for the ISL6558CR is a 28-lead SOIC (Small Outline Integrated Circuit), and it is available in tape and reel packaging with a specific quantity per reel.

Specifications

• Input Voltage Range: 4.5V to 25V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Output Current: 8A
• Switching Frequency: 300kHz to 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The ISL6558CR features a detailed pin configuration that includes input voltage pins, output voltage pins, feedback pins, and enable pins. The pinout diagram provides a clear understanding of the connections required for proper functionality.

Functional Features

• High Efficiency: The ISL6558CR is designed to minimize power loss and maximize energy conversion efficiency.
• Precise Voltage Regulation: It ensures stable and accurate output voltage under varying load conditions.
• Thermal Protection: The IC incorporates thermal shutdown and overcurrent protection features to safeguard against overheating and excessive current flow.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power dissipation.
• Precise voltage regulation enhances system stability.
• Thermal protection ensures reliable operation under challenging conditions.

Disadvantages

• Limited maximum output current compared to some competing models.
• May require additional external components for certain applications.

Working Principles

The ISL6558CR operates based on pulse-width modulation (PWM) control to regulate the output voltage. It utilizes an internal error amplifier and compensation network to achieve precise regulation. The device also employs a current mode control architecture for improved transient response and stability.

Detailed Application Field Plans

The ISL6558CR is well-suited for various power management applications, including: - Point-of-load (POL) converters - Server power supplies - Industrial power systems - Telecommunication equipment - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the ISL6558CR include: - ISL6558C - ISL6558CB - ISL6558CRZ - ISL6558CR-T

In conclusion, the ISL6558CR is a versatile voltage regulator IC with a wide range of applications and notable features that make it a valuable component in power management systems.

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