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ISL6534CR-T
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ISL6534CR-T

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: QFN (Quad Flat No-Lead)

Essence: The ISL6534CR-T is a power management IC designed for efficient power delivery in various electronic devices.

Packaging/Quantity: The ISL6534CR-T is available in a QFN package and is typically sold in reels of 2500 units.

Specifications

The ISL6534CR-T has the following specifications:

  • Input Voltage Range: 2.97V to 5.5V
  • Output Voltage Range: 0.6V to 5.5V
  • Maximum Output Current: 4A
  • Switching Frequency: 300kHz to 1MHz
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6534CR-T has a total of 20 pins. The detailed pin configuration is as follows:

  1. VIN
  2. VIN
  3. VCC
  4. VCC
  5. GND
  6. GND
  7. GND
  8. GND
  9. PGND
  10. PGND
  11. PGND
  12. PGND
  13. FB1
  14. FB2
  15. COMP
  16. SS/TRK
  17. EN
  18. PGOOD
  19. LX
  20. LX

Functional Features

The ISL6534CR-T offers the following functional features:

  • Dual synchronous buck controller
  • Adjustable output voltage
  • Overcurrent protection
  • Overvoltage protection
  • Undervoltage lockout
  • Soft-start capability
  • Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range enables compatibility with various power sources - Multiple protection features ensure safe operation

Disadvantages: - Limited maximum output current of 4A may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The ISL6534CR-T operates as a dual synchronous buck controller. It regulates the output voltage by adjusting the duty cycle of the internal switches. The feedback signals from FB1 and FB2 pins are compared to a reference voltage, and the controller adjusts the switching frequency accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The ISL6534CR-T is commonly used in the following application fields:

  1. Consumer electronics
  2. Telecommunications equipment
  3. Industrial automation
  4. Automotive electronics
  5. Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ISL6534CR-T include:

  1. LTC3636: Power management IC with adjustable output voltage and high efficiency.
  2. TPS54332: Synchronous buck converter with wide input voltage range and compact size.
  3. MAX15062: Dual synchronous buck controller with integrated protection features.

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

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL6534CR-T en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ISL6534CR-T in technical solutions:

  1. Q: What is ISL6534CR-T? A: ISL6534CR-T is a highly integrated dual PWM controller designed for multiphase synchronous buck applications.

  2. Q: What is the input voltage range supported by ISL6534CR-T? A: ISL6534CR-T supports an input voltage range from 4.5V to 25V.

  3. Q: How many phases can be controlled using ISL6534CR-T? A: ISL6534CR-T can control up to 4 phases, making it suitable for multi-phase power delivery systems.

  4. Q: What is the maximum switching frequency supported by ISL6534CR-T? A: The maximum switching frequency supported by ISL6534CR-T is 1MHz.

  5. Q: Can ISL6534CR-T support both synchronous and asynchronous rectification? A: Yes, ISL6534CR-T can support both synchronous and asynchronous rectification schemes.

  6. Q: Does ISL6534CR-T have any built-in protection features? A: Yes, ISL6534CR-T includes various protection features such as overcurrent protection, overvoltage protection, and undervoltage lockout.

  7. Q: What type of control loop does ISL6534CR-T use? A: ISL6534CR-T uses a voltage mode control loop.

  8. Q: Can ISL6534CR-T be used in high-power applications? A: Yes, ISL6534CR-T is suitable for high-power applications as it can handle high currents and voltages.

  9. Q: Is ISL6534CR-T compatible with standard microcontrollers or digital control interfaces? A: Yes, ISL6534CR-T is compatible with standard microcontrollers and can be easily integrated into digital control systems.

  10. Q: What are some typical applications of ISL6534CR-T? A: ISL6534CR-T is commonly used in various power delivery systems such as servers, telecom equipment, industrial automation, and high-performance computing.

Please note that these answers are general and may vary depending on the specific requirements and implementation of the technical solution.