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ISL6528CB
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ISL6528CB

Product Overview

Category

The ISL6528CB belongs to the category of voltage regulator ICs.

Use

It is commonly used for voltage regulation in various electronic devices and systems.

Characteristics

  • High efficiency
  • Wide input voltage range
  • Overcurrent protection
  • Thermal shutdown protection

Package

The ISL6528CB is available in a compact and durable package suitable for surface mount applications.

Essence

The essence of the ISL6528CB lies in its ability to efficiently regulate voltage while providing protection features.

Packaging/Quantity

The ISL6528CB is typically packaged in reels or tubes, with varying quantities based on customer requirements.

Specifications

  • Input Voltage Range: 4.5V to 25V
  • Output Voltage Range: 0.6V to 5.5V
  • Maximum Output Current: 20A
  • Operating Temperature Range: -40°C to 85°C
  • Package Type: QFN

Detailed Pin Configuration

The ISL6528CB has a detailed pin configuration that includes input voltage pins, output voltage pins, ground pins, and control pins. The specific pinout can be found in the product datasheet.

Functional Features

  • Integrated MOSFET drivers
  • Adjustable switching frequency
  • External synchronization capability
  • Voltage tracking and sequencing

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power dissipation
  • Wide input voltage range allows for versatile applications
  • Comprehensive protection features enhance system reliability

Disadvantages

  • Higher cost compared to basic linear regulators
  • Requires careful PCB layout for optimal performance

Working Principles

The ISL6528CB operates by utilizing pulse-width modulation (PWM) to regulate the output voltage based on the feedback from the load. It dynamically adjusts the duty cycle of the switching signal to maintain the desired output voltage.

Detailed Application Field Plans

The ISL6528CB is well-suited for various applications, including: - Point-of-load power supplies - Industrial automation systems - Telecommunication equipment - Server and networking devices

Detailed and Complete Alternative Models

  • ISL6528: Similar functionality with minor variations
  • LM2675: Comparable voltage regulator IC with different packaging options
  • LT1763: Alternative choice with focus on low dropout voltage

In conclusion, the ISL6528CB is a versatile and efficient voltage regulator IC suitable for a wide range of applications, offering advanced features and reliable performance.

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Énumérez 10 questions et réponses courantes liées à l'application de ISL6528CB dans les solutions techniques

  1. What is the ISL6528CB?

    • The ISL6528CB is a dual PWM controller designed for applications such as DDR memory power supplies and other general-purpose synchronous buck converter systems.

  2. What are the key features of the ISL6528CB?

    • The key features of the ISL6528CB include dual PWM controllers, integrated gate drivers, programmable switching frequency, and overcurrent protection.

  3. What is the typical application of the ISL6528CB?

    • The ISL6528CB is commonly used in DDR memory power supplies, graphic card power supplies, and other general-purpose synchronous buck converter systems.

  4. How do I configure the switching frequency of the ISL6528CB?

    • The switching frequency of the ISL6528CB can be programmed using an external resistor connected to the RT pin.

  5. What is the maximum operating voltage of the ISL6528CB?

    • The ISL6528CB has a maximum operating voltage of 13.2V.

  6. How does the overcurrent protection feature work in the ISL6528CB?

    • The overcurrent protection feature in the ISL6528CB monitors the current through the low-side MOSFET and shuts off the PWM signal if an overcurrent condition is detected.

  7. Can the ISL6528CB be used in automotive applications?

    • Yes, the ISL6528CB is suitable for use in automotive applications, provided that it meets the specific requirements and standards for automotive electronics.

  8. What is the recommended input voltage range for the ISL6528CB?

    • The recommended input voltage range for the ISL6528CB is typically between 4.5V and 5.5V.

  9. Does the ISL6528CB require any external components for operation?

    • Yes, the ISL6528CB requires external components such as inductors, capacitors, and resistors for proper operation.

  10. Where can I find detailed application notes and reference designs for the ISL6528CB?

    • Detailed application notes and reference designs for the ISL6528CB can be found on the manufacturer's website or in the product datasheet.