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ISL9518HRTZ-T
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ISL9518HRTZ-T

Product Overview

Category

ISL9518HRTZ-T belongs to the category of voltage regulators.

Use

It is primarily used for power management in electronic devices.

Characteristics

  • High efficiency
  • Low quiescent current
  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent and overtemperature protection

Package

ISL9518HRTZ-T comes in a compact package, suitable for surface mount technology (SMT) applications.

Essence

The essence of ISL9518HRTZ-T lies in its ability to efficiently regulate voltage levels, ensuring stable power supply to electronic devices.

Packaging/Quantity

ISL9518HRTZ-T is typically packaged in reels, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 4A
  • Quiescent Current: 50µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. PG: Power good indicator pin
  6. VOUT: Output voltage pin

Functional Features

  • Integrated synchronous buck regulator
  • Adjustable output voltage through external resistors
  • Soft-start function for controlled startup
  • Overcurrent protection with hiccup mode
  • Thermal shutdown protection
  • Power good indicator for output voltage monitoring

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 flexibility for different applications
  • Overcurrent and overtemperature protection enhance device safety

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Quiescent current, although low, still contributes to power consumption

Working Principles

ISL9518HRTZ-T operates as a synchronous buck regulator, converting the input voltage to a lower, regulated output voltage. The feedback pin (FB) is used to adjust the output voltage through external resistors. The enable pin (EN) controls the regulator's operation, while the power good indicator (PG) provides feedback on the output voltage status.

Detailed Application Field Plans

ISL9518HRTZ-T finds application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable gaming consoles - Wearable devices - IoT devices

Detailed and Complete Alternative Models

  1. ISL9519HRTZ-T: Similar to ISL9518HRTZ-T with higher maximum output current of 6A.
  2. ISL9520HRTZ-T: Buck-boost regulator with adjustable output voltage range and higher maximum output current of 5A.
  3. ISL9521HRTZ-T: Synchronous step-down regulator with integrated power switches and adjustable output voltage.

These alternative models offer similar functionality and can be considered based on specific requirements.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением ISL9518HRTZ-T в технических решениях.

Sure! Here are 10 common questions and answers related to the application of ISL9518HRTZ-T in technical solutions:

  1. Q: What is ISL9518HRTZ-T? A: ISL9518HRTZ-T is a highly integrated buck-boost switching regulator that provides a regulated output voltage from a wide input voltage range.

  2. Q: What is the input voltage range supported by ISL9518HRTZ-T? A: The input voltage range supported by ISL9518HRTZ-T is typically between 2.7V and 5.5V.

  3. Q: What is the output voltage range provided by ISL9518HRTZ-T? A: ISL9518HRTZ-T can provide an adjustable output voltage range from 2.5V to 5.5V.

  4. Q: What is the maximum output current capability of ISL9518HRTZ-T? A: ISL9518HRTZ-T can deliver up to 3A of continuous output current.

  5. Q: Can ISL9518HRTZ-T be used for battery charging applications? A: Yes, ISL9518HRTZ-T can be used for battery charging applications as it supports both buck and boost modes.

  6. Q: Does ISL9518HRTZ-T have any built-in protection features? A: Yes, ISL9518HRTZ-T includes various protection features like overcurrent protection, thermal shutdown, and undervoltage lockout.

  7. Q: Is ISL9518HRTZ-T suitable for portable devices with limited board space? A: Yes, ISL9518HRTZ-T comes in a compact package and offers high integration, making it suitable for portable devices with limited board space.

  8. Q: Can ISL9518HRTZ-T operate in a wide temperature range? A: Yes, ISL9518HRTZ-T is designed to operate in a temperature range of -40°C to +85°C.

  9. Q: What control interface does ISL9518HRTZ-T support? A: ISL9518HRTZ-T supports an I2C interface for easy configuration and monitoring of the device.

  10. Q: Are there any evaluation boards or reference designs available for ISL9518HRTZ-T? A: Yes, Intersil provides evaluation boards and reference designs that can help users quickly prototype and implement ISL9518HRTZ-T in their applications.

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