LTC4270BIUKG#PBF

LTC4270BIUKG#PBF

Product Overview

The LTC4270BIUKG#PBF belongs to the category of Power over Ethernet (PoE) controllers. It is designed for use in various applications that require power and data transmission over Ethernet cables. The LTC4270BIUKG#PBF is characterized by its high efficiency, compact package, and advanced features, making it suitable for a wide range of PoE-enabled devices. This product is available in a small 32-lead QFN package and is an essential component for implementing PoE in electronic systems.

Package and Quantity

The LTC4270BIUKG#PBF is available in a 32-lead QFN package.

Specifications

  • Input Voltage Range: 36V to 57V
  • Output Voltage Range: Programmable from 2.5V to 57V
  • Maximum Output Current: 600mA
  • Operating Temperature Range: -40°C to 125°C
  • Integrated Switching Regulator Efficiency: Up to 94%
  • IEEE 802.3at Compliant

Detailed Pin Configuration

The LTC4270BIUKG#PBF features a detailed pin configuration that includes input voltage pins, output voltage pins, control pins, and communication interface pins. The pinout diagram provides a clear understanding of the connectivity and functionality of each pin.

Functional Features

  • Integrated Switching Regulator: Provides high efficiency power conversion.
  • IEEE 802.3at Compliance: Ensures compatibility with PoE standards.
  • Advanced Power Management: Enables precise control over output voltage and current.
  • Comprehensive Protection Features: Includes overcurrent protection, overvoltage protection, and thermal shutdown.

Advantages and Disadvantages

Advantages

  • High Efficiency: The integrated switching regulator offers up to 94% efficiency, minimizing power loss.
  • Compact Package: The small 32-lead QFN package allows for space-efficient designs.
  • Advanced Power Management: Precise control over output parameters enhances system performance.

Disadvantages

  • Limited Output Current: The maximum output current of 600mA may not be sufficient for high-power applications.
  • Complexity: The advanced features may require additional design considerations and expertise.

Working Principles

The LTC4270BIUKG#PBF operates by receiving power and data signals through the Ethernet cable and converting the received power to the required voltage levels. It incorporates advanced power management techniques to regulate the output voltage and current while ensuring compliance with PoE standards. The integrated switching regulator maximizes power efficiency, making it an ideal choice for PoE implementations.

Detailed Application Field Plans

The LTC4270BIUKG#PBF finds extensive application in various fields, including: - IP Cameras and Surveillance Systems - Wireless Access Points - VoIP Phones - Industrial Automation Systems - IoT Devices

Detailed and Complete Alternative Models

  • LTC4267A-1 - Offers similar PoE controller functionality with enhanced power delivery capabilities.
  • LT4275A-1 - Provides advanced power management features and higher output current capacity.

In conclusion, the LTC4270BIUKG#PBF is a versatile PoE controller with advanced features and high efficiency, making it suitable for a wide range of PoE-enabled devices.

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List 10 common questions and answers related to the application of LTC4270BIUKG#PBF in technical solutions

  1. What is the LTC4270BIUKG#PBF?

    • The LTC4270BIUKG#PBF is a Power Sourcing Equipment (PSE) controller designed for Power over Ethernet (PoE) applications.
  2. What are the key features of LTC4270BIUKG#PBF?

    • The LTC4270BIUKG#PBF features include integrated 4-event classification, 802.3at and 802.3bt compliant, and advanced power management capabilities.
  3. How does LTC4270BIUKG#PBF support PoE applications?

    • The LTC4270BIUKG#PBF supports PoE applications by providing power and data to connected devices over standard Ethernet cables.
  4. What are the typical technical specifications of LTC4270BIUKG#PBF?

    • The LTC4270BIUKG#PBF typically operates with an input voltage range of 44V to 57V, supports up to 90W of power delivery, and includes various protection features.
  5. Can LTC4270BIUKG#PBF be used in industrial applications?

    • Yes, the LTC4270BIUKG#PBF is suitable for industrial applications due to its robust design and compliance with industry standards.
  6. How does LTC4270BIUKG#PBF handle power management?

    • The LTC4270BIUKG#PBF incorporates advanced power management features such as prioritization, scheduling, and monitoring of power delivery to connected devices.
  7. What are the typical use cases for LTC4270BIUKG#PBF?

    • Typical use cases for LTC4270BIUKG#PBF include powering IP cameras, wireless access points, and other networked devices requiring PoE.
  8. Does LTC4270BIUKG#PBF support remote management and monitoring?

    • Yes, LTC4270BIUKG#PBF supports remote management and monitoring through its interface with network management systems.
  9. What are the advantages of using LTC4270BIUKG#PBF in PoE applications?

    • The advantages of using LTC4270BIUKG#PBF include efficient power delivery, advanced features for device management, and compliance with PoE standards.
  10. Are there any application notes or reference designs available for LTC4270BIUKG#PBF?

    • Yes, application notes and reference designs are available to assist in the implementation of LTC4270BIUKG#PBF in various technical solutions.
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