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ISL91134IIQZ-T
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ISL91134IIQZ-T

Product Overview

Category

ISL91134IIQZ-T belongs to the category of integrated power management ICs.

Use

It is primarily used for power management in various electronic devices and systems.

Characteristics

  • Integrated power management solution
  • High efficiency and low quiescent current
  • Wide input voltage range
  • Multiple output voltage options
  • Compact package size

Package

ISL91134IIQZ-T is available in a small, surface-mount QFN package.

Essence

The essence of ISL91134IIQZ-T lies in its ability to efficiently manage power in electronic devices, ensuring optimal performance and energy efficiency.

Packaging/Quantity

ISL91134IIQZ-T is typically packaged in reels and is available in quantities suitable for both prototyping and mass production.

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: Adjustable from 0.8V to 4.2V
  • Output Current: Up to 1.2A
  • Efficiency: Up to 95%
  • Quiescent Current: Less than 50µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL91134IIQZ-T features a compact pin configuration with the following pins:

  1. VIN: Input voltage pin
  2. EN: Enable pin
  3. PG: Power good indicator pin
  4. FB: Feedback pin
  5. SW: Switching node pin
  6. LX: Inductor connection pin
  7. GND: Ground pin
  8. VOUT: Output voltage pin

Functional Features

  • Integrated synchronous buck-boost converter
  • Automatic transition between buck and boost modes
  • Soft-start and soft-stop functionality
  • Overcurrent and overtemperature protection
  • Power good indicator for output voltage monitoring

Advantages and Disadvantages

Advantages

  • High efficiency power management solution
  • Wide input voltage range allows compatibility with various power sources
  • Compact package size enables space-saving designs
  • Multiple output voltage options cater to different device requirements

Disadvantages

  • Limited output current capacity compared to some other power management ICs
  • May require additional external components for specific applications

Working Principles

ISL91134IIQZ-T operates as a synchronous buck-boost converter, regulating the output voltage based on the input voltage and load conditions. It utilizes high-frequency switching to efficiently step up or step down the input voltage to match the desired output voltage.

Detailed Application Field Plans

ISL91134IIQZ-T finds application in various electronic devices and systems, including but not limited to: - Portable consumer electronics (smartphones, tablets, wearables) - IoT devices - Industrial automation systems - Battery-powered devices - Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ISL91134IIQZ-T include: - TPS63020 - LTC3112 - MPPT Solar Charger Controller

These alternatives provide comparable power management capabilities and can be considered based on specific application requirements.

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技術ソリューションにおける ISL91134IIQZ-T の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of ISL91134IIQZ-T in technical solutions:

  1. Question: What is ISL91134IIQZ-T?
    Answer: ISL91134IIQZ-T is a highly integrated buck-boost switching regulator that provides a regulated output voltage from a wide input voltage range.

  2. Question: What is the typical input voltage range for ISL91134IIQZ-T?
    Answer: The typical input voltage range for ISL91134IIQZ-T is from 1.8V to 5.5V.

  3. Question: What is the output voltage range of ISL91134IIQZ-T?
    Answer: The output voltage range of ISL91134IIQZ-T can be adjusted from 1.8V to 5.25V.

  4. Question: What is the maximum output current of ISL91134IIQZ-T?
    Answer: The maximum output current of ISL91134IIQZ-T is 1.2A.

  5. Question: Can ISL91134IIQZ-T operate in both buck and boost modes?
    Answer: Yes, ISL91134IIQZ-T can operate in both buck and boost modes, allowing it to step up or step down the input voltage as needed.

  6. Question: What is the efficiency of ISL91134IIQZ-T?
    Answer: The efficiency of ISL91134IIQZ-T can reach up to 95%, depending on the input and output voltage conditions.

  7. Question: Is ISL91134IIQZ-T suitable for battery-powered applications?
    Answer: Yes, ISL91134IIQZ-T is well-suited for battery-powered applications due to its wide input voltage range and high efficiency.

  8. Question: Does ISL91134IIQZ-T have built-in protection features?
    Answer: Yes, ISL91134IIQZ-T includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  9. Question: Can ISL91134IIQZ-T be used in portable devices like smartphones or tablets?
    Answer: Yes, ISL91134IIQZ-T is commonly used in portable devices to efficiently regulate the power supply for different components.

  10. Question: What package does ISL91134IIQZ-T come in?
    Answer: ISL91134IIQZ-T is available in a compact 20-lead QFN package, making it suitable for space-constrained applications.

Please note that these answers are general and may vary depending on the specific application and requirements.