LTC4291IUF#TRPBF

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Controller (PSE)
Number of Channels:	8
Power - Max:	71.3W
Internal Switch(s):	No
Auxiliary Sense:	No
Standards:	802.3at (PoE+), 802.3af (PoE), 802.3bt
Voltage - Supply:	3.6 V ~ 12 V
Current - Supply:	--
Operating Temperature:	-40°C ~ 85°C
Package / Case:	24-WFQFN Exposed Pad
Supplier Device Package:	24-QFN (4x4)

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LTC4291IUF#TRPBF Application Field and Working Principle

Power Over Ethernet (PoE) controllers are an essential element of modern industrial control systems. The LTC4291IUF#TRPBF is a PoE controller designed specifically to facilitate compatibility between traditional power sources and compatible devices like routers, point of sale systems and storage systems. It provides the necessary power control to ensure safe and reliable operation of the connected devices.The LTC4291IUF#TRPBF is a PoE controller designed for use in industrial control systems. It is designed to be compatible with the IEEE 802.3at standard which governs the maximum allowable power levels for PoE applications. It provides an adjustable voltage range from 2.5 to 7.5V, with a maximum output current of 4.5A. The integrated fault protection and monitoring system ensures safe operation and prevents overcurrent and overvoltage events.The LTC4291IUF#TRPBF is a highly integrated PoE controller. It integrates all the necessary components for safe and reliable operation, including an adjustable power supply, an overvoltage and overcurrent protection, an over temperature shutdown and a low voltage detect circuit. It also features an integrated PWM switch driver circuit that can be used to control the flow of power.The LTC4291IUF#TRPBF is a simple and reliable device to implement in any PoE application. It is easy to configure and requires minimal external hardware. It is also highly compatible with standard PoE equipment, making it suitable for a wide range of industrial and commercial applications.The LTC4291IUF#TRPBF is a highly efficient device, consuming only 2.6mW under nominal conditions. It also offers a high efficiency of up to 93%, making it suitable for applications that require power efficiency. This makes it an ideal choice for applications that require a reliable and low-power PoE controller.In summary, the LTC4291IUF#TRPBF is an advanced and highly integrated PoE controller designed for use in industrial control systems. It offers a wide voltage range, high efficiency and integrated fault protection, making it suitable for a range of applications. It is simple to configure and highly compatible with standard PoE equipment, making it a cost-effective and reliable solution for PoE applications.

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