Intersil
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ISL6549IBZ-T
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ISL6549IBZ-T

Product Overview

Category

ISL6549IBZ-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

  • Integrated circuit
  • Power management functionality
  • High efficiency
  • Compact size

Package

ISL6549IBZ-T is available in a small outline package (SOIC) with 8 pins.

Essence

The essence of ISL6549IBZ-T lies in its ability to efficiently manage power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels and is available in quantities suitable for both small-scale and large-scale production.

Specifications

  • Input Voltage Range: 4.5V to 5.5V
  • Output Voltage Range: 0.8V to 3.3V
  • Maximum Output Current: 6A
  • Switching Frequency: 300kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin
  4. COMP: Compensation pin
  5. SS/TR: Soft-start/Tracking pin
  6. EN: Enable pin
  7. LX: Switching node pin
  8. VCC: Supply voltage pin

Functional Features

  • High-efficiency synchronous buck converter
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start and tracking capability
  • Enable/disable control

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Compact size allows for space-saving designs
  • Wide input voltage range provides flexibility in various applications
  • Overcurrent and thermal protection ensure device safety

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Fixed switching frequency may not be optimal for all designs

Working Principles

ISL6549IBZ-T is a synchronous buck converter that converts the input voltage to a lower output voltage with high efficiency. It utilizes pulse-width modulation (PWM) techniques to control the switching of power MOSFETs, ensuring efficient power transfer. The feedback mechanism adjusts the duty cycle of the switches to maintain the desired output voltage.

Detailed Application Field Plans

ISL6549IBZ-T finds applications in various fields, including: 1. Consumer electronics: Power management in smartphones, tablets, and portable devices. 2. Industrial equipment: Power supply for motor drives, control systems, and instrumentation. 3. Automotive electronics: Voltage regulation for automotive infotainment systems, lighting, and sensors. 4. Telecommunications: Power management in networking equipment, routers, and base stations.

Detailed and Complete Alternative Models

  1. ISL6549IAZ-T
  2. ISL6549IRZ-T
  3. ISL6549IBZ
  4. ISL6549IRZ

These alternative models offer similar functionality and characteristics to ISL6549IBZ-T, providing options for different package types or pin configurations.

In conclusion, ISL6549IBZ-T is an integrated circuit used for power management applications. Its compact size, high efficiency, and adjustable output voltage make it suitable for various electronic devices. While it has limitations in terms of maximum output current and fixed switching frequency, its advantages include wide input voltage range, overcurrent protection, and thermal shutdown. With its working principles based on PWM techniques, this product finds applications in consumer electronics, industrial equipment, automotive electronics, and telecommunications. Additionally, alternative models provide flexibility in terms of package type and pin configuration.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL6549IBZ-T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of ISL6549IBZ-T in technical solutions:

  1. Q: What is ISL6549IBZ-T? A: ISL6549IBZ-T is a high-performance dual synchronous buck controller IC used for voltage regulation in various power supply applications.

  2. Q: What is the input voltage range supported by ISL6549IBZ-T? A: The input voltage range supported by ISL6549IBZ-T is typically between 4.5V and 5.5V.

  3. Q: What is the output voltage range that can be achieved using ISL6549IBZ-T? A: The output voltage range achievable with ISL6549IBZ-T depends on the external components used, but it can typically support output voltages from 0.6V to 5.5V.

  4. Q: What is the maximum output current that ISL6549IBZ-T can handle? A: ISL6549IBZ-T can handle a maximum output current of up to 20A, depending on the thermal design and external components used.

  5. Q: Can ISL6549IBZ-T operate in a synchronous rectification mode? A: Yes, ISL6549IBZ-T supports synchronous rectification, which improves efficiency by reducing power losses.

  6. Q: Does ISL6549IBZ-T have built-in protection features? A: Yes, ISL6549IBZ-T includes various protection features such as overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown.

  7. Q: Can ISL6549IBZ-T be used in battery-powered applications? A: Yes, ISL6549IBZ-T can be used in battery-powered applications as it supports a wide input voltage range and has low quiescent current.

  8. Q: What is the switching frequency of ISL6549IBZ-T? A: The switching frequency of ISL6549IBZ-T can be set externally and typically ranges from 100kHz to 1MHz.

  9. Q: Can ISL6549IBZ-T be used in parallel to increase the output current? A: Yes, ISL6549IBZ-T can be used in parallel with other controllers to increase the output current capability.

  10. Q: Are there any evaluation boards or reference designs available for ISL6549IBZ-T? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs that can help in designing power supplies using ISL6549IBZ-T.

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