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ISL6559CBZ
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ISL6559CBZ

Product Overview

The ISL6559CBZ belongs to the category of voltage mode PWM controllers and is commonly used in power management applications. This integrated circuit offers characteristics such as high efficiency, precise regulation, and robust performance. The package type for the ISL6559CBZ is a 16 lead QSOP, and it is available in various packaging quantities to suit different production needs.

Specifications

  • Input Voltage Range: 4.5V to 14V
  • Output Voltage Range: 0.6V to 6V
  • Oscillator Frequency Range: 100kHz to 1MHz
  • Operating Temperature Range: -40°C to 85°C
  • Maximum Duty Cycle: 90%
  • Shutdown Current: 10µA

Detailed Pin Configuration

The ISL6559CBZ features a 16-pin configuration with pins designated for functions such as feedback, compensation, output, and power input. A detailed pinout diagram is provided in the datasheet for precise connection and integration into the application circuit.

Functional Features

  • Voltage Mode Operation
  • Adjustable Soft-Start
  • Overcurrent Protection
  • Thermal Shutdown
  • Error Amplifier with Precision Reference

Advantages and Disadvantages

Advantages

  • High Efficiency
  • Wide Input Voltage Range
  • Robust Performance
  • Comprehensive Protection Features

Disadvantages

  • Limited Operating Temperature Range
  • Higher Cost Compared to Some Alternatives

Working Principles

The ISL6559CBZ operates on the principle of voltage mode control, where the output voltage is compared to a reference voltage to generate an error signal. This error signal is then processed to adjust the duty cycle of the PWM signal, regulating the output voltage.

Detailed Application Field Plans

The ISL6559CBZ finds extensive use in various power management applications, including: - DC-DC Converters - Point-of-Load Regulation - Industrial Power Supplies - Telecommunication Equipment

Detailed and Complete Alternative Models

  • ISL6559CRZ: Similar specifications and features in a different package type
  • ISL6559IRZ: Enhanced thermal performance variant for high-temperature environments
  • ISL6559EVAL1: Evaluation board for testing and prototyping purposes

In conclusion, the ISL6559CBZ is a versatile voltage mode PWM controller that offers high efficiency and precise regulation for a wide range of power management applications.

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기술 솔루션에 ISL6559CBZ 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the ISL6559CBZ?

    • The ISL6559CBZ is a voltage mode PWM controller designed for high-speed synchronous buck DC/DC applications.

  2. What is the input voltage range of ISL6559CBZ?

    • The input voltage range of ISL6559CBZ is typically 4.5V to 24V.

  3. What is the output current capability of ISL6559CBZ?

    • The ISL6559CBZ can support output currents up to 25A.

  4. What type of control method does ISL6559CBZ use?

    • It uses voltage mode control for regulating the output voltage.

  5. What are the key features of ISL6559CBZ?

    • Some key features include adjustable switching frequency, overcurrent protection, and thermal shutdown.

  6. What is the typical application of ISL6559CBZ?

    • It is commonly used in point-of-load (POL) converters, servers, and telecom and networking equipment.

  7. What is the operating temperature range of ISL6559CBZ?

    • The operating temperature range is typically -40°C to 85°C.

  8. Does ISL6559CBZ require an external MOSFET driver?

    • Yes, it requires an external MOSFET driver to drive the synchronous rectifier.

  9. What is the package type of ISL6559CBZ?

    • The ISL6559CBZ comes in a 28-lead QFN package.

  10. Is there a reference design available for ISL6559CBZ?

    • Yes, Intersil provides reference designs and application notes for using ISL6559CBZ in various technical solutions.