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ISL6526CR
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ISL6526CR

Product Overview

Category

ISL6526CR belongs to the category of integrated circuits (ICs).

Use

The ISL6526CR is commonly used as a voltage regulator in various electronic devices.

Characteristics

  • Voltage regulation capability
  • High efficiency
  • Compact size
  • Wide input voltage range
  • Low power consumption

Package

ISL6526CR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of ISL6526CR lies in its ability to regulate and stabilize voltage levels within electronic devices, ensuring proper functioning and protection against voltage fluctuations.

Packaging/Quantity

ISL6526CR is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 4.5V to 5.5V
  • Output Voltage Range: 0.8V to 3.3V
  • Maximum Output Current: 6A
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOIC-8

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. COMP: Compensation pin for stability control
  5. EN: Enable pin for turning the regulator on/off
  6. VCC: Supply voltage pin
  7. PGND: Power ground pin
  8. VOUT: Output voltage pin

Functional Features

  • Voltage regulation: The ISL6526CR ensures a stable output voltage regardless of input voltage fluctuations.
  • Overcurrent protection: It incorporates overcurrent protection to safeguard connected devices from excessive current flow.
  • Thermal shutdown: The IC includes a thermal shutdown feature that activates when the temperature exceeds a certain threshold, preventing damage due to overheating.
  • Soft-start: The soft-start feature gradually increases the output voltage during startup, preventing sudden voltage spikes.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption.
  • Compact size allows for easy integration into various electronic devices.
  • Wide input voltage range provides flexibility in different applications.
  • Overcurrent protection ensures device safety.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Temperature limitations restrict usage in extreme environments.

Working Principles

The ISL6526CR operates based on a pulse-width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the internal switching transistor. This control mechanism ensures that the output voltage remains within the desired range, compensating for variations in the input voltage.

Detailed Application Field Plans

The ISL6526CR finds application in various electronic devices, including but not limited to: 1. Mobile phones 2. Tablets 3. Laptops 4. Power supplies 5. Industrial equipment

Detailed and Complete Alternative Models

  1. LM2576-ADJ: Adjustable voltage regulator with similar specifications.
  2. LT1084CP-5: Fixed 5V voltage regulator suitable for low-power applications.
  3. TPS5430DDAR: Synchronous buck converter with adjustable output voltage.

These alternative models offer similar functionality and can be considered as substitutes for the ISL6526CR depending on specific requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL6526CR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ISL6526CR in technical solutions:

  1. Q: What is ISL6526CR? A: ISL6526CR is a highly integrated power management IC (PMIC) designed for use in various technical solutions.

  2. Q: What are the main features of ISL6526CR? A: The main features of ISL6526CR include dual synchronous buck regulators, linear regulator, power-good outputs, and fault protection.

  3. Q: What is the input voltage range supported by ISL6526CR? A: ISL6526CR supports an input voltage range from 4.5V to 5.5V.

  4. Q: How many output channels does ISL6526CR have? A: ISL6526CR has three output channels - two buck regulators and one linear regulator.

  5. Q: What is the maximum output current supported by each buck regulator? A: Each buck regulator in ISL6526CR can support a maximum output current of up to 3A.

  6. Q: Can ISL6526CR operate in a wide temperature range? A: Yes, ISL6526CR is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  7. Q: Does ISL6526CR provide any fault protection features? A: Yes, ISL6526CR includes overvoltage protection, undervoltage lockout, and thermal shutdown features for fault protection.

  8. Q: Can ISL6526CR be used in battery-powered applications? A: Yes, ISL6526CR can be used in battery-powered applications as it supports a wide input voltage range and low quiescent current.

  9. Q: Is ISL6526CR suitable for use in portable devices? A: Yes, ISL6526CR is suitable for use in portable devices due to its small form factor and low power consumption.

  10. Q: Are there any evaluation boards or reference designs available for ISL6526CR? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs for ISL6526CR to help with the development process.

Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes for detailed information.