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LTC4266AIUHF-3#PBF
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LTC4266AIUHF-3#PBF

Product Overview

Category

The LTC4266AIUHF-3#PBF 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/bt standards
  • Provides power up to 90W
  • Features advanced power management capabilities
  • Operates with high efficiency
  • Offers various protection mechanisms

Package

The LTC4266AIUHF-3#PBF is available in a small form factor 38-lead QFN (Quad Flat No-Lead) package. This package ensures efficient heat dissipation and ease of integration into different system designs.

Essence

The essence of the LTC4266AIUHF-3#PBF lies in its ability to efficiently manage power delivery in PoE systems, ensuring reliable operation and optimal performance.

Packaging/Quantity

This product is typically supplied in tape and reel packaging, with a quantity of 250 units per reel.

Specifications

  • Input Voltage Range: 36V to 57V
  • Output Voltage Range: 2.7V to 60V
  • Maximum Output Current: 1.5A
  • Operating Temperature Range: -40°C to 85°C
  • Control Interface: I2C/SMBus

Detailed Pin Configuration

The LTC4266AIUHF-3#PBF features a total of 38 pins. The pin configuration is as follows:

  1. VDD
  2. GND
  3. SDA
  4. SCL
  5. INT
  6. FLT
  7. VOUT
  8. VOUT
  9. VOUT
  10. VOUT
  11. VOUT
  12. VOUT
  13. VOUT
  14. VOUT
  15. VOUT
  16. VOUT
  17. VOUT
  18. VOUT
  19. VOUT
  20. VOUT
  21. VOUT
  22. VOUT
  23. VOUT
  24. VOUT
  25. VOUT
  26. VOUT
  27. VOUT
  28. VOUT
  29. VOUT
  30. VOUT
  31. VOUT
  32. VOUT
  33. VOUT
  34. VOUT
  35. VOUT
  36. VOUT
  37. VOUT
  38. VOUT

Functional Features

  • Advanced power management algorithms
  • Comprehensive protection mechanisms (overcurrent, overvoltage, undervoltage, thermal shutdown)
  • I2C/SMBus interface for control and monitoring
  • Flexible output voltage configuration
  • High efficiency power conversion

Advantages and Disadvantages

Advantages

  • Supports various PoE standards, providing compatibility with a wide range of devices
  • Efficient power delivery, minimizing energy losses
  • Robust protection mechanisms ensure system reliability
  • Compact package enables easy integration into different designs
  • Flexible output voltage configuration allows customization

Disadvantages

  • Limited maximum output current compared to some other PoE ICs
  • Requires additional external components for complete PoE system implementation

Working Principles

The LTC4266AIUHF-3#PBF operates by receiving power and data from an Ethernet cable connected to a PoE switch or injector. It utilizes advanced power management algorithms to regulate the power delivery process. The integrated protection mechanisms safeguard against potential faults and ensure safe operation.

Detailed Application Field Plans

The LTC4266AIUHF-3#PBF finds applications in various fields, including: 1. IP cameras and surveillance systems 2. Wireless access points 3. VoIP phones 4. Industrial automation equipment 5. Building management systems 6. IoT devices

Detailed and Complete Alternative Models

  1. LTC4267AIUHF-3#PBF: Similar to LTC4266AIUHF-3#PBF with enhanced power management features.
  2. LTC4270AIUHF-3#PBF: Higher output current capability compared to LTC4266AIUHF-3#PBF.
  3. LTC4268AIUHF-3#PBF: Integrated PoE controller with additional monitoring and diagnostic capabilities.

These alternative models offer similar functionality and can be considered based on specific application requirements.

In conclusion, the LTC4266AIUHF-3#PBF is a versatile integrated circuit designed for Power over Ethernet applications. With its advanced power management capabilities, comprehensive protection mechanisms, and flexible output voltage configuration, it provides an efficient and reliable solution for delivering power and data over Ethernet

技術ソリューションにおける LTC4266AIUHF-3#PBF の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of LTC4266AIUHF-3#PBF in technical solutions:

  1. Q: What is the LTC4266AIUHF-3#PBF? A: The LTC4266AIUHF-3#PBF is a high-power, IEEE 802.3bt-compliant Power over Ethernet (PoE) controller designed for use in various technical solutions.

  2. Q: What are the key features of the LTC4266AIUHF-3#PBF? A: Some key features include support for up to 90W of power delivery, integrated switching regulator, advanced power management, and compatibility with various PoE standards.

  3. Q: How can I use the LTC4266AIUHF-3#PBF in my technical solution? A: The LTC4266AIUHF-3#PBF can be used as a PoE controller in applications such as IP cameras, wireless access points, industrial automation, and other devices requiring power over Ethernet.

  4. Q: What is the maximum power that the LTC4266AIUHF-3#PBF can deliver? A: The LTC4266AIUHF-3#PBF can deliver up to 90W of power, making it suitable for high-power devices.

  5. Q: Is the LTC4266AIUHF-3#PBF compatible with different PoE standards? A: Yes, the LTC4266AIUHF-3#PBF is compatible with various PoE standards, including IEEE 802.3af, IEEE 802.3at, and IEEE 802.3bt.

  6. Q: Can the LTC4266AIUHF-3#PBF be used in both single-port and multi-port applications? A: Yes, the LTC4266AIUHF-3#PBF can be used in both single-port and multi-port applications, providing flexibility in system design.

  7. Q: Does the LTC4266AIUHF-3#PBF have built-in protection features? A: Yes, the LTC4266AIUHF-3#PBF includes various protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout.

  8. Q: Can I monitor and control the LTC4266AIUHF-3#PBF using a microcontroller? A: Yes, the LTC4266AIUHF-3#PBF provides an I2C interface for monitoring and controlling its operation through a microcontroller.

  9. Q: What is the input voltage range supported by the LTC4266AIUHF-3#PBF? A: The LTC4266AIUHF-3#PBF supports an input voltage range of 36V to 57V, which is typical for PoE applications.

  10. Q: Where can I find more information about the LTC4266AIUHF-3#PBF? A: You can find more detailed information about the LTC4266AIUHF-3#PBF in the datasheet provided by the manufacturer or by contacting their technical support team.