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ISL6563CR
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ISL6563CR

Product Overview

Category

ISL6563CR belongs to the category of integrated circuits (ICs).

Use

The ISL6563CR is primarily used as a voltage regulator in power management applications.

Characteristics

  • High efficiency
  • Wide input voltage range
  • Low dropout voltage
  • Fast transient response

Package

ISL6563CR is available in a compact 16-pin QFN package.

Essence

The essence of ISL6563CR lies in its ability to regulate and control voltage levels efficiently and effectively.

Packaging/Quantity

ISL6563CR is typically packaged in reels, with each reel containing a specified quantity of ICs.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.6V to 5.5V
  • Maximum Output Current: 15A
  • Switching Frequency: 300kHz to 1MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VCC: Power supply pin
  4. FB1: Feedback pin 1
  5. COMP1: Compensation pin 1
  6. SS1: Soft-start pin 1
  7. PGND: Power ground pin
  8. LX: Inductor connection pin
  9. SW: Switching node pin
  10. FB2: Feedback pin 2
  11. COMP2: Compensation pin 2
  12. SS2: Soft-start pin 2
  13. VREF: Reference voltage pin
  14. EN: Enable pin
  15. OCSET: Overcurrent protection pin
  16. VSENSE: Current sense pin

Functional Features

  • Dual-phase synchronous buck controller
  • Adjustable output voltage
  • Overcurrent protection
  • Soft-start function
  • Voltage reference

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows for versatile applications
  • Fast transient response ensures stable voltage regulation
  • Compact package size enables space-saving designs

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Requires external components for complete functionality

Working Principles

The ISL6563CR operates as a dual-phase synchronous buck controller. It regulates the output voltage by controlling the switching of the internal power MOSFETs. The feedback pins (FB1 and FB2) monitor the output voltage and provide feedback to the controller, which adjusts the duty cycle accordingly. The compensation pins (COMP1 and COMP2) allow for fine-tuning of the control loop to optimize stability and response.

Detailed Application Field Plans

ISL6563CR finds applications in various fields, including: 1. Power supplies for computer systems 2. Industrial automation equipment 3. Telecommunications infrastructure 4. Automotive electronics 5. LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ISL6563CR are: 1. LTC3880: Dual-phase synchronous buck controller with higher maximum output current. 2. TPS53632: Dual-phase synchronous buck controller with integrated power stages. 3. MAX20751: Dual-phase synchronous buck controller with integrated MOSFET drivers.

These alternative models can be considered based on specific requirements and design constraints.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL6563CR v technických řešeních

  1. What is the maximum operating frequency of ISL6563CR?
    - The maximum operating frequency of ISL6563CR is 1MHz.

  2. Can ISL6563CR be used in synchronous buck converter applications?
    - Yes, ISL6563CR is suitable for use in synchronous buck converter applications.

  3. What is the input voltage range for ISL6563CR?
    - The input voltage range for ISL6563CR is 4.5V to 24V.

  4. Does ISL6563CR have overcurrent protection?
    - Yes, ISL6563CR features overcurrent protection.

  5. What type of control mode does ISL6563CR support?
    - ISL6563CR supports voltage mode control.

  6. Is ISL6563CR compatible with external MOSFETs?
    - Yes, ISL6563CR is compatible with external MOSFETs.

  7. What is the typical efficiency of a design using ISL6563CR?
    - A design using ISL6563CR can achieve typical efficiencies of up to 95%.

  8. Can ISL6563CR operate in a wide temperature range?
    - Yes, ISL6563CR is designed to operate in a wide temperature range, typically from -40°C to 125°C.

  9. Does ISL6563CR have adjustable soft-start functionality?
    - Yes, ISL6563CR includes adjustable soft-start functionality.

  10. What package options are available for ISL6563CR?
    - ISL6563CR is available in a 16-lead QFN package.