LTC4266AIUHF-3#TRPBF
Product Overview
Category
The LTC4266AIUHF-3#TRPBF belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.
Use
This product is primarily used for power sourcing equipment (PSE) applications in Power over Ethernet (PoE) systems. It provides a complete solution for implementing IEEE 802.3at Type 2 (PoE+) compliant PSE devices.
Characteristics
- The LTC4266AIUHF-3#TRPBF is designed to deliver up to 25.5W of power to powered devices (PDs) over standard Ethernet cables.
- It supports both 2-pair and 4-pair power delivery modes, allowing flexibility in PoE system design.
- The device features an integrated switching regulator that enables efficient power conversion.
- It incorporates various protection features such as overcurrent, overvoltage, and thermal shutdown, ensuring safe operation.
Package
The LTC4266AIUHF-3#TRPBF is available in a small 38-lead QFN (Quad Flat No-Lead) package, which facilitates easy integration into compact designs.
Essence
The essence of this product lies in its ability to provide a reliable and efficient power management solution for PoE systems, enabling the seamless delivery of power to connected devices.
Packaging/Quantity
The LTC4266AIUHF-3#TRPBF is typically supplied in tape and reel packaging, with 250 units per reel.
Specifications
- Input Voltage Range: 36V to 57V
- Output Voltage Range: 3.3V to 12V
- Maximum Output Current: 600mA
- Operating Temperature Range: -40°C to 85°C
- Switching Frequency: 200kHz to 700kHz
Detailed Pin Configuration
The LTC4266AIUHF-3#TRPBF features a total of 38 pins. The pin configuration is as follows:
- VDD
- GND
- VEE
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
Please refer to the product datasheet for a detailed pin description.
Functional Features
- Integrated switching regulator for efficient power conversion.
- Supports both 2-pair and 4-pair power delivery modes.
- Comprehensive protection features ensure safe operation.
- Flexible input and output voltage ranges allow compatibility with various PoE systems.
Advantages and Disadvantages
Advantages
- Efficient power management solution for PoE systems.
- Supports multiple power delivery modes.
- Compact package for easy integration.
- Comprehensive protection features enhance system reliability.
Disadvantages
- Limited maximum output current compared to some other power management ICs.
- Requires careful consideration of thermal management due to operating temperature range.
Working Principles
The LTC4266AIUHF-3#TRPBF operates by receiving power from an external power source through Ethernet cables. It incorporates a switching regulator that efficiently converts the input voltage to the desired output voltage, which is then delivered to the connected devices. The device continuously monitors the power delivery process and ensures safe operation by implementing various protection mechanisms.
Detailed Application Field Plans
The LTC4266AIUHF-3#TRPBF finds applications in a wide range of PoE systems, including:
- IP cameras: Enables the seamless integration of power and data transmission for surveillance cameras.
- Wireless access points: Provides power to wireless networking devices, eliminating the need for separate power cables.
- VoIP phones: Facilitates the deployment of Voice over IP (VoIP) communication devices with integrated power supply.
- Industrial automation: Supports power delivery to various industrial equipment, enhancing system flexibility and ease of installation.
Detailed and Complete Alternative Models
- LTC4267AIUHF-3#TRPBF: Similar to LTC4266AIUHF-3#TRPBF, but with additional features for enhanced power management capabilities.
- LTC4268AIUHF-3#TRPBF: Offers higher maximum output current compared to LTC4266AIUHF-3#TRPBF, suitable for applications requiring higher power
技術ソリューションにおける LTC4266AIUHF-3#TRPBF 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#TRPBF in technical solutions:
Q: What is LTC4266AIUHF-3#TRPBF? A: LTC4266AIUHF-3#TRPBF is a specific model number of a Power over Ethernet (PoE) controller IC manufactured by Linear Technology (now part of Analog Devices). It is designed for use in PoE applications.
Q: What is the purpose of LTC4266AIUHF-3#TRPBF? A: The purpose of LTC4266AIUHF-3#TRPBF is to provide power and data connectivity to devices over an Ethernet cable, eliminating the need for separate power cables.
Q: What are the key features of LTC4266AIUHF-3#TRPBF? A: Some key features of LTC4266AIUHF-3#TRPBF include IEEE 802.3af/at compliant PoE, integrated switching regulator, programmable current limit, and various protection features.
Q: How does LTC4266AIUHF-3#TRPBF work? A: LTC4266AIUHF-3#TRPBF works by receiving power from a PoE-enabled switch or injector through an Ethernet cable and converting it into usable voltage levels for the connected device.
Q: What types of devices can be powered using LTC4266AIUHF-3#TRPBF? A: LTC4266AIUHF-3#TRPBF can power a wide range of devices, including IP phones, wireless access points, security cameras, and other network-connected devices that comply with PoE standards.
Q: What is the maximum power that LTC4266AIUHF-3#TRPBF can deliver? A: LTC4266AIUHF-3#TRPBF can deliver up to 25.5 watts of power, which is compliant with the IEEE 802.3af/at standards.
Q: Can LTC4266AIUHF-3#TRPBF be used in both 10/100 Mbps and Gigabit Ethernet applications? A: Yes, LTC4266AIUHF-3#TRPBF is compatible with both 10/100 Mbps and Gigabit Ethernet applications.
Q: Does LTC4266AIUHF-3#TRPBF provide any protection features for connected devices? A: Yes, LTC4266AIUHF-3#TRPBF includes various protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout to ensure safe operation of connected devices.
Q: Are there any design considerations when using LTC4266AIUHF-3#TRPBF? A: Yes, some design considerations include proper heat dissipation, PCB layout guidelines, and compliance with PoE standards to ensure reliable and efficient operation.
Q: Where can I find more information about LTC4266AIUHF-3#TRPBF? A: You can find more detailed information about LTC4266AIUHF-3#TRPBF, including datasheets, application notes, and technical support on the Analog Devices website or by contacting their customer support team.