ISL6752

ISL6752 is a synchronous buck controller chip for power management applications.
6,635 有效庫存

ISL6752

有效庫存6,635

ISL6752 is a synchronous buck controller chip for power management applications.

  • 製造商零件號 # : ISL6752

  • 包裝/封裝: SOP16P

  • 製造商: INTEL

  • 產品分類 : Switching Regulator or Controllers

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ISL6752 數據表
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詳細說明

The ISL6752 is a highly integrated PWM controller IC designed for applications requiring high efficiency and precision voltage regulation. It features a wide input voltage range of 4.5V to 75V, making it suitable for a variety of input sources, including automotive, industrial, and telecom power supplies.This IC incorporates a variety of protection features, including overvoltage, undervoltage, overcurrent, and overtemperature protection, ensuring the safety and reliability of the system. It also includes a power-good indicator and a soft-start feature to prevent excessive inrush currents during startup.The ISL6752 offers adjustable switching frequency up to 1MHz, enabling designers to optimize efficiency and performance based on the specific requirements of the application. It also includes a precision voltage reference with ±2% accuracy over temperature, ensuring tight regulation of the output voltage.In addition, the ISL6752 features a programmable current limit and a voltage feedforward compensator to improve transient response and stability under varying load conditions. It also includes a synchronization input for applications requiring multiple converters to operate in a phased manner.

主要特徵

  • Highly efficient synchronous buck controller
  • Wide input voltage range of 4.5V to 20V
  • Output voltage range of 0.6V to 5.5V
  • Programmable soft-start
  • Overcurrent protection and UVLO
  • Intelligent phase shedding for efficiency

應用

  • Telecommunications
  • Industrial automation
  • Power management
  • Robotics
  • Medical equipment
  • Consumer electronics
  • Automotive systems
  • Military and aerospace applications
  • Renewable energy systems
  • Instrumentation and measurement

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 ISL6752 PDF 下載

常見問題解答

What is ISL6752?

The ISL6752 is a highly integrated synchronous buck PWM controller designed by Renesas Electronics. It is optimized for high efficiency and compact voltage regulation in various power supply applications, such as computing, industrial, and telecom systems.

How Does ISL6752 Work?

The ISL6752 operates by regulating the output voltage of a synchronous buck converter using pulse-width modulation (PWM) control techniques. It features integrated drivers, protection circuitry, and flexible configuration options for efficient power conversion. The controller dynamically adjusts the switching frequency and duty cycle to maintain the desired output voltage under different load conditions.

How Many Pins does ISL6752 have and What are the Functions of the Pinout Configuration?

The ISL6752 is available in different package options such as 16-lead TSSOP, 20-lead QFN, and 24-lead QFN. The pinout configuration typically includes:

  • VCC: Controller power supply pin.
  • COMP: Compensation pin for stability optimization.
  • FB: Feedback input from the output to regulate the voltage.
  • SENSE+ and SENSE-: Current sense input pins for monitoring load current.
  • BOOT: High-side driver bootstrapping pin.
  • PHASE and SW: Buck converter phase and switch node connection pins.
  • RT and CT: Frequency setting pins for control loop configuration.
  • EN: Enable pin for turning the controller on or off.

What are the Pros and Cons of ISL6752?

Pros:

  • High Efficiency: Optimized design for high power conversion efficiency.
  • Integrated Features: Includes built-in drivers and protection functions for simplified system design.
  • Flexible Configurability: Offers options for configuration and optimization based on application requirements.
  • Compact Package Options: Available in various package sizes for design flexibility.
  • Wide Application Range: Suitable for a variety of power supply applications across different industries.

Cons:

  • Complexity: May require expertise to fully utilize advanced features and customization options.
  • External Components: Additional external components may be needed for specific system requirements.
  • Higher Cost: Advanced integrated features may result in a higher overall system cost.

Are There Any Equivalents/Alternatives to ISL6752 for Recommendation?

  • The LT3757 from Analog Devices is a comparable synchronous buck controller.
  • Alternative options to the ISL6752 include the UCC28250 from Texas Instruments and the MAX20078 from Maxim Integrated.

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