LTC4290BIUJ#PBF

The LTC4290BIUJ#PBF is an integrated Power Over Ethernet (PoE) Controller designed for use in enterprise or data-centric power system applications. It is designed to provide reliable, efficient power in Enterprise-class applications such as data centers, networking, and telecommunications. The LTC4290BIUJ#PBF provides an efficient, reliable, and cost-effective solution for powering Ethernet devices, such as network cameras, access points, or VoIP phones. It is also an ideal solution for powering Industrial Ethernet devices such as PLCs, HMIs, and sensors.

The LTC4290BIUJ#PBF is a fully integrated PoE controller that provides full IEEE 802.3af/at power to multiple end devices. It is designed to meet the requirements of the high-power IEEE 802.3at specification, providing up to 25.5 W of power to remote devices. The LTC4290BIUJ#PBF supports both12- and 24-Vdc power systems and can be powered from a non-standard 48-V supply.

The LTC4290BIUJ#PBF supports a wide range of current monitoring, fault protection, and power management features designed to maximize power efficiency and reliability for end-device power system designs. It supports inrush current limiting, cyclic load monitoring, power system supervision, and safe start functions. It also provides full remote shutdown and conferencing capabilities.

The power management system of the LTC4290BIUJ#PBF is designed to be both simple and flexible. It provides a low-voltage power supply input, a high-voltage output for powering remote systems, and an onboard high-current output for powering peripheral devices. On the input side, the LTC4290BIUJ#PBF supports a wide range of input voltage range of 9 to 70 Vdc and offers a programmable input current limit setpoint to protect the power system. On the output side, the LTC4290BIUJ#PBF provides five regulated output rails, including two 5-V outputs, two 3.3-V outputs, and a 1.2-V output. The outputs are configurable to provide up to 25.5 W of total power, with the maximum power per channel limited to 12.5 W.

The power management features of the LTC4290BIUJ#PBF provide users with an easy way to configure and manage their end-device power system. The on-chip monitoring and protection circuits of the LTC4290BIUJ#PBF enable the system to operate at peak efficiency and provide safe operation in the event of an overload or system fault. The LTC4290BIUJ#PBF also supports remote shutdown and conferencing functions, allowing users to adjust their system power system remotely and monitor device temperatures from a single source.

The LTC4290BIUJ#PBF is an ideal solution for enterprise and data-centric power system applications. It provides a reliable, efficient, and cost-effective way to power and manage Ethernet devices while simplifying the overall power system design. The integrated monitoring, protection, and power management features of the LTC4290BIUJ#PBF help ensure system reliability and maximize energy efficiency for any application.