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ISL9517HRZ

ISL9517HRZ

Product Overview

Category

ISL9517HRZ belongs to the category of voltage regulators.

Use

The ISL9517HRZ 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

ISL9517HRZ comes in a compact package, suitable for surface mount technology (SMT) applications.

Essence

The essence of ISL9517HRZ lies in its ability to efficiently regulate voltage levels in electronic devices, ensuring stable and reliable power supply.

Packaging/Quantity

ISL9517HRZ is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.3V
  • Maximum Output Current: 4A
  • Quiescent Current: 40µA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL9517HRZ has the following pin configuration:

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

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows compatibility with various power sources
  • Overcurrent and overtemperature protection ensure device safety
  • Compact package enables space-saving designs

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Requires external resistors for output voltage adjustment

Working Principles

The ISL9517HRZ operates as a synchronous buck regulator. It converts the input voltage to a lower, regulated output voltage using pulse-width modulation (PWM) techniques. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switches to maintain the desired output voltage level.

Detailed Application Field Plans

ISL9517HRZ 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

Some alternative models that offer similar functionality to ISL9517HRZ are: - TPS54332 - LT8610AB - MP2307

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

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa ISL9517HRZ katika suluhu za kiufundi

Sure! Here are 10 common questions and answers related to the application of ISL9517HRZ in technical solutions:

  1. Q: What is ISL9517HRZ? A: ISL9517HRZ 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 ISL9517HRZ? A: ISL9517HRZ supports an input voltage range from 2.5V to 5.5V.

  3. Q: What is the output voltage range provided by ISL9517HRZ? A: ISL9517HRZ can provide an output voltage range from 0.8V to 5.25V.

  4. Q: What is the maximum output current supported by ISL9517HRZ? A: ISL9517HRZ can support a maximum output current of up to 4A.

  5. Q: Can ISL9517HRZ be used in battery-powered applications? A: Yes, ISL9517HRZ is suitable for battery-powered applications as it operates efficiently with low quiescent current.

  6. Q: Does ISL9517HRZ have built-in protection features? A: Yes, ISL9517HRZ includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  7. Q: Can ISL9517HRZ be used in automotive applications? A: Yes, ISL9517HRZ is qualified for automotive applications and meets the AEC-Q100 Grade 1 standard.

  8. Q: Is ISL9517HRZ compatible with different control schemes? A: Yes, ISL9517HRZ supports both voltage mode control and current mode control.

  9. Q: Can ISL9517HRZ be used in space-constrained designs? A: Yes, ISL9517HRZ comes in a compact 4mm x 4mm QFN package, making it suitable for space-constrained designs.

  10. Q: What are some typical applications of ISL9517HRZ? A: ISL9517HRZ is commonly used in portable devices, IoT devices, industrial equipment, and automotive systems where efficient power conversion is required.

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