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পণ্যের বিবরণের জন্য স্পেসিফিকেশন দেখুন৷.
ISL85003FRZ
বিস্তারিত দেখুন ডেটাশিট

ISL85003FRZ

Product Overview

Category

ISL85003FRZ belongs to the category of voltage regulators.

Use

It is commonly used for power management applications.

Characteristics

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

Package

ISL85003FRZ comes in a small package, such as a QFN or SOIC package.

Essence

The essence of ISL85003FRZ lies in its ability to regulate voltage efficiently and reliably.

Packaging/Quantity

Typically, ISL85003FRZ is packaged in reels or tubes, with a quantity of 250 or 1000 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to VIN
  • Maximum Output Current: 3A
  • Quiescent Current: 17µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL85003FRZ 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 and overtemperature protection for enhanced safety
  • Power-good indicator for monitoring output status

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows for versatile applications
  • Overcurrent and overtemperature protection ensures device safety
  • Adjustable output voltage provides flexibility

Disadvantages

  • Limited maximum output current of 3A
  • Quiescent current of 17µA may affect battery life in low-power applications

Working Principles

ISL85003FRZ operates as a synchronous buck regulator, converting the input voltage to a lower, regulated output voltage. It utilizes pulse-width modulation (PWM) techniques to control the duty cycle of the switching transistor, thereby regulating the output voltage. The feedback pin (FB) is used to monitor the output voltage and adjust the duty cycle accordingly.

Detailed Application Field Plans

ISL85003FRZ finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial automation - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL85003FRZ are: - LM2596 - LT1763 - TPS54331 - ADP2302 - MAX15062

These models offer similar functionality and can be suitable replacements depending on specific requirements.

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প্রযুক্তিগত সমাধানে ISL85003FRZ এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন

Sure! Here are 10 common questions and answers related to the application of ISL85003FRZ in technical solutions:

  1. Q: What is ISL85003FRZ? A: ISL85003FRZ is a highly integrated synchronous buck regulator IC that provides high efficiency power conversion for various applications.

  2. Q: What is the input voltage range of ISL85003FRZ? A: The input voltage range of ISL85003FRZ is typically from 4.5V to 18V.

  3. Q: What is the output voltage range of ISL85003FRZ? A: The output voltage range of ISL85003FRZ can be adjusted from 0.6V to 5.5V.

  4. Q: What is the maximum output current of ISL85003FRZ? A: The maximum output current of ISL85003FRZ is typically 3A.

  5. Q: Does ISL85003FRZ have built-in protection features? A: Yes, ISL85003FRZ includes various protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  6. Q: Can ISL85003FRZ operate in a wide temperature range? A: Yes, ISL85003FRZ is designed to operate in a temperature range from -40°C to +125°C.

  7. Q: Is ISL85003FRZ suitable for battery-powered applications? A: Yes, ISL85003FRZ is suitable for battery-powered applications due to its low quiescent current and high efficiency.

  8. Q: Can ISL85003FRZ be used in automotive applications? A: Yes, ISL85003FRZ is qualified for automotive applications and meets the AEC-Q100 standard.

  9. Q: Does ISL85003FRZ support adjustable switching frequency? A: Yes, ISL85003FRZ supports adjustable switching frequency from 300kHz to 2.2MHz.

  10. Q: What package options are available for ISL85003FRZ? A: ISL85003FRZ is available in a compact 3mm x 3mm DFN package or a 8-lead SOIC package.

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