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ISL61861BIBZ-T
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ISL61861BIBZ-T

Product Overview

Category

ISL61861BIBZ-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

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

Package

ISL61861BIBZ-T is available in a small outline package (SOIC) with 8 pins.

Essence

The essence of ISL61861BIBZ-T lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Quiescent Current: 40µA (typical)
  • Switching Frequency: 1.2MHz (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL61861BIBZ-T has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin for turning the device on/off
  5. SW: Switching node pin
  6. PGND: Power ground pin
  7. VOUT: Output voltage pin
  8. COMP: Compensation pin for stability optimization

Functional Features

  • Integrated synchronous buck regulator
  • Adjustable output voltage through feedback pin
  • Overcurrent protection prevents damage to the device and load
  • Thermal shutdown protection safeguards against overheating
  • Soft-start feature for controlled power-up

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 in different applications
  • Overcurrent and thermal shutdown protection enhance device reliability
  • Soft-start feature prevents excessive inrush current during startup

Disadvantages

  • Limited output current capacity may restrict usage in high-power applications
  • Requires external components for proper operation and stability

Working Principles

ISL61861BIBZ-T operates as a synchronous buck regulator, converting the input voltage to a regulated output voltage. The feedback pin (FB) is used to set the desired output voltage, which is then maintained through internal control circuitry. The device utilizes pulse-width modulation (PWM) techniques to efficiently regulate the output voltage while minimizing power losses.

Detailed Application Field Plans

ISL61861BIBZ-T finds application in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT devices - Consumer electronics - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ISL61861BIBZ-T are: - LM2576T-ADJ - TPS54331-Q1 - LT1763CDE-3.3

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

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL61861BIBZ-T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ISL61861BIBZ-T in technical solutions:

  1. Q: What is ISL61861BIBZ-T? A: ISL61861BIBZ-T is a voltage regulator IC (integrated circuit) designed for use in various technical solutions.

  2. Q: What is the input voltage range of ISL61861BIBZ-T? A: The input voltage range of ISL61861BIBZ-T is typically between 4.5V and 60V.

  3. Q: What is the output voltage range of ISL61861BIBZ-T? A: The output voltage range of ISL61861BIBZ-T can be adjusted from 0.8V to 55V.

  4. Q: What is the maximum output current of ISL61861BIBZ-T? A: The maximum output current of ISL61861BIBZ-T is typically around 1.5A.

  5. Q: Can ISL61861BIBZ-T be used in automotive applications? A: Yes, ISL61861BIBZ-T is suitable for automotive applications as it meets the necessary requirements and standards.

  6. Q: Does ISL61861BIBZ-T have built-in protection features? A: Yes, ISL61861BIBZ-T includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  7. Q: Is ISL61861BIBZ-T compatible with both analog and digital systems? A: Yes, ISL61861BIBZ-T can be used in both analog and digital systems, making it versatile for different applications.

  8. Q: Can ISL61861BIBZ-T operate in a wide temperature range? A: Yes, ISL61861BIBZ-T has a wide operating temperature range of -40°C to +125°C.

  9. Q: What is the typical efficiency of ISL61861BIBZ-T? A: The typical efficiency of ISL61861BIBZ-T is around 90%, making it energy-efficient.

  10. Q: Are there any application notes or reference designs available for ISL61861BIBZ-T? A: Yes, Intersil provides application notes and reference designs that can help users implement ISL61861BIBZ-T in their technical solutions effectively.

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