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LTC4267IGN-1#TRPBF
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LTC4267IGN-1#TRPBF

Product Overview

Category

The LTC4267IGN-1#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used for power sourcing equipment (PSE) in Power over Ethernet (PoE) systems. It enables the delivery of both power and data over a single Ethernet cable, eliminating the need for separate power cables.

Characteristics

  • Integrated circuit for PoE applications
  • Supports IEEE 802.3af/at standards
  • Provides power classification and detection
  • Offers advanced power management features
  • Operates with low power consumption
  • Compact package for space-constrained designs

Package

The LTC4267IGN-1#TRPBF is available in an 8-pin plastic dual in-line package (PDIP). This package provides mechanical protection and facilitates easy integration into various electronic devices.

Essence

The essence of the LTC4267IGN-1#TRPBF lies in its ability to efficiently manage power delivery in PoE systems. It ensures reliable and safe power transmission while maintaining compatibility with industry standards.

Packaging/Quantity

The LTC4267IGN-1#TRPBF is typically supplied in reels or tubes, depending on the manufacturer's packaging preference. The quantity per reel or tube may vary, but it is commonly available in quantities suitable for both prototyping and mass production.

Specifications

  • Input Voltage Range: 36V to 57V
  • Output Voltage Range: 2.7V to 14V
  • Maximum Output Current: 400mA
  • Operating Temperature Range: -40°C to 85°C
  • Power Dissipation: 1.5W
  • Compliance: IEEE 802.3af/at

Detailed Pin Configuration

  1. VDD: Power supply input
  2. VOUT: Output voltage
  3. GND: Ground reference
  4. CLASS: Power classification input
  5. DETECT: Power detection output
  6. DISABLE: Disable control input
  7. NC: No connection
  8. NC: No connection

Functional Features

  • Power classification and detection: The LTC4267IGN-1#TRPBF accurately classifies the connected powered devices (PDs) and detects their power requirements.
  • Advanced power management: It provides various features like current limiting, thermal shutdown, and fault protection to ensure safe and reliable operation.
  • Disable control: The disable pin allows for easy control of power delivery to connected PDs.
  • Low power consumption: The integrated circuit operates with low power consumption, minimizing energy losses.

Advantages and Disadvantages

Advantages

  • Supports industry-standard PoE protocols
  • Compact package for space-constrained designs
  • Provides advanced power management features
  • Enables efficient power transmission over Ethernet cables

Disadvantages

  • Limited maximum output current (400mA)
  • Restricted operating temperature range (-40°C to 85°C)

Working Principles

The LTC4267IGN-1#TRPBF works by receiving power from an external source and delivering it to connected PDs. It utilizes power classification and detection techniques to identify the power requirements of each PD. The integrated circuit then regulates the power delivery accordingly, ensuring optimal performance and compatibility with IEEE 802.3af/at standards.

Detailed Application Field Plans

The LTC4267IGN-1#TRPBF finds applications in various fields where PoE systems are utilized. Some common application areas include:

  1. IP Cameras: The integrated circuit enables the seamless integration of IP cameras into existing network infrastructure by providing both power and data over a single Ethernet cable.
  2. Wireless Access Points: It simplifies the installation and deployment of wireless access points by eliminating the need for separate power cables.
  3. VoIP Phones: The LTC4267IGN-1#TRPBF facilitates the integration of VoIP phones into PoE networks, enabling easy installation and flexibility in device placement.

Detailed and Complete Alternative Models

  1. LTC4267IGN: This is the non-automotive grade version of the LTC4267IGN-1#TRPBF, suitable for applications that do not require automotive-grade specifications.
  2. LTC4267AHM: This model offers a higher maximum output current of 600mA, making it suitable for applications requiring higher power delivery capabilities.
  3. LTC4267CGN: The LTC4267CGN is a leadless package variant of the LTC4267IGN-1#TRPBF, offering a smaller footprint for space-constrained designs.

In conclusion, the LTC4267IGN-1#TRPBF is an integrated circuit designed for power management in PoE systems. It provides power classification, detection, and advanced power management features while ensuring compatibility with industry standards. With its compact package and various application possibilities, it offers a reliable and efficient solution for

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem LTC4267IGN-1#TRPBF w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of LTC4267IGN-1#TRPBF in technical solutions:

Q1: What is LTC4267IGN-1#TRPBF? A1: LTC4267IGN-1#TRPBF is a specific model of Power over Ethernet (PoE) controller IC manufactured by Linear Technology (now part of Analog Devices). It is used for managing power delivery and communication in PoE applications.

Q2: What are the key features of LTC4267IGN-1#TRPBF? A2: Some key features of LTC4267IGN-1#TRPBF include IEEE 802.3af/at compliant PoE, integrated switching regulator, programmable current limit, thermal shutdown protection, and support for various power management functions.

Q3: What are the typical applications of LTC4267IGN-1#TRPBF? A3: LTC4267IGN-1#TRPBF is commonly used in applications such as IP phones, wireless access points, security cameras, industrial automation equipment, and other devices that require power and data transmission over Ethernet cables.

Q4: How does LTC4267IGN-1#TRPBF enable Power over Ethernet? A4: LTC4267IGN-1#TRPBF integrates the necessary circuitry to extract power from an Ethernet cable and regulate it for use by the connected device. It supports both IEEE 802.3af and 802.3at standards for PoE.

Q5: Can LTC4267IGN-1#TRPBF be used with non-PoE devices? A5: Yes, LTC4267IGN-1#TRPBF can be used with non-PoE devices as well. It provides flexibility to work with both PoE and non-PoE devices by detecting the presence of a PoE-compatible device and adjusting its operation accordingly.

Q6: What is the maximum power that LTC4267IGN-1#TRPBF can deliver? A6: LTC4267IGN-1#TRPBF can deliver up to 25.5W of power, which is compliant with the IEEE 802.3at standard for high-power PoE applications.

Q7: Does LTC4267IGN-1#TRPBF support power management functions? A7: Yes, LTC4267IGN-1#TRPBF supports various power management functions such as programmable current limit, thermal shutdown protection, and adjustable undervoltage lockout.

Q8: Can LTC4267IGN-1#TRPBF be used in outdoor environments? A8: Yes, LTC4267IGN-1#TRPBF can be used in outdoor environments. It has a wide operating temperature range and is designed to withstand harsh conditions.

Q9: Is LTC4267IGN-1#TRPBF compatible with other PoE standards? A9: Yes, LTC4267IGN-1#TRPBF is compatible with both IEEE 802.3af and 802.3at standards, making it suitable for a wide range of PoE applications.

Q10: Where can I find more information about LTC4267IGN-1#TRPBF? A10: You can find more detailed information about LTC4267IGN-1#TRPBF, including datasheets, application notes, and technical support, on the Analog Devices website or by contacting their customer support team.