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ISL62882HRTZ

ISL62882HRTZ

Product Overview

Category

ISL62882HRTZ belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection

Package

ISL62882HRTZ comes in a compact and durable package, suitable for surface mount applications.

Essence

The essence of ISL62882HRTZ lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

ISL62882HRTZ is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.3V
  • Output Current: Up to 3A
  • Dropout Voltage: 200mV (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL62882HRTZ has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin
  4. EN: Enable pin
  5. VOUT: Output voltage pin

Functional Features

  • High Efficiency: ISL62882HRTZ offers high efficiency, minimizing power loss and maximizing battery life.
  • Low Dropout Voltage: The regulator maintains a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
  • Wide Input Voltage Range: It can accept a wide range of input voltages, making it versatile for various applications.
  • Adjustable Output Voltage: The output voltage can be adjusted within a specified range, providing flexibility for different circuit requirements.
  • Overcurrent Protection: ISL62882HRTZ incorporates overcurrent protection to safeguard the circuit from excessive current flow.
  • Thermal Shutdown Protection: It includes thermal shutdown protection to prevent overheating and potential damage.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption.
  • Wide input voltage range allows compatibility with various power sources.
  • Adjustable output voltage provides versatility for different applications.
  • Overcurrent and thermal shutdown protection enhance circuit safety.

Disadvantages

  • Limited output current capacity may not be suitable for high-power applications.
  • Requires careful consideration of heat dissipation due to its compact package.

Working Principles

ISL62882HRTZ operates based on the principle of voltage regulation. It takes an input voltage and regulates it to provide a stable output voltage. This is achieved through internal circuitry that adjusts the voltage based on feedback received from the FB pin. The regulator continuously monitors the output voltage and makes necessary adjustments to maintain the desired level.

Detailed Application Field Plans

ISL62882HRTZ finds application in various electronic devices and systems, including but not limited to: - Mobile phones - Tablets - Portable gaming consoles - Wearable devices - IoT devices - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ISL62882HRTZ are: - LM317T - LT1083CP - TPS7A4700

These models can be considered as alternatives depending on specific requirements and design considerations.

In conclusion, ISL62882HRTZ is a voltage regulator that offers high efficiency, adjustable output voltage, and various protection features. Its compact package and wide input voltage range make it suitable for a range of applications. However, designers should consider its limited output current capacity and heat dissipation requirements. Alternative models such as LM317T, LT1083CP, and TPS7A4700 can be explored based on specific needs.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL62882HRTZ en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ISL62882HRTZ in technical solutions:

  1. Q: What is ISL62882HRTZ? A: ISL62882HRTZ is a highly integrated single-phase buck controller designed for high-performance CPU power supplies.

  2. Q: What are the key features of ISL62882HRTZ? A: The key features include wide input voltage range, adjustable output voltage, high efficiency, accurate current sensing, and comprehensive protection features.

  3. Q: What is the typical application of ISL62882HRTZ? A: ISL62882HRTZ is commonly used in applications such as notebook computers, servers, gaming consoles, and other high-performance computing systems.

  4. Q: How does ISL62882HRTZ achieve high efficiency? A: ISL62882HRTZ utilizes advanced control techniques like DCR current sensing, adaptive voltage positioning, and diode emulation mode to maximize power conversion efficiency.

  5. Q: Can ISL62882HRTZ support multiple phases? A: No, ISL62882HRTZ is a single-phase buck controller. For multi-phase applications, multiple controllers can be used in parallel.

  6. Q: What is the maximum input voltage supported by ISL62882HRTZ? A: The maximum input voltage range of ISL62882HRTZ is typically between 4.5V and 24V.

  7. Q: How precise is the output voltage regulation of ISL62882HRTZ? A: ISL62882HRTZ provides excellent output voltage regulation with a typical accuracy of ±1%.

  8. Q: What protection features are available in ISL62882HRTZ? A: ISL62882HRTZ offers comprehensive protection features including overvoltage protection, undervoltage lockout, overcurrent protection, and thermal shutdown.

  9. Q: Can ISL62882HRTZ be used in low-power applications? A: Yes, ISL62882HRTZ can be used in a wide range of power levels, making it suitable for both high-power and low-power applications.

  10. Q: Is there any evaluation board available for ISL62882HRTZ? A: Yes, Intersil provides an evaluation board called ISL62882HEVAL1Z to help engineers evaluate and test the performance of ISL62882HRTZ in their designs.

Please note that the answers provided here are general and may vary depending on specific application requirements and datasheet specifications.