Pasadena (MAXREFDES31#) is a highly efficient, flyback, 3.3V and 5V Class 4 powered device (PD) with a 40V to 57V auxiliary input. The design features the MAX5969B as the controller. The MAX5974A controls current-mode PWM converters and provides frequency fold-back for both the auxiliary input and power-over-Ethernet (PoE) applications. The design is a high-performance, compact, IEEE 802.3af/at c…

Demonstration circuit 1335B-C is a high-power supply featuring the LTC®4269IDKD-1. This board acts as an IEEE 802.3at compliant, high power Power-over-Ethernet (PoE), Powered Device (PD) and connects at the RJ45 to a compatible high power Power Sourcing Equipment (PSE) device, such as the DC1366.

Demonstration circuit 1814A features the LTC®4274A, single port power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection / classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while remaining compatible and interoperable with existing Type 1 (13W) and Type 2…

Demonstration circuit 1561B is a high power supply, featuring the LTCR4278. This board is a Type 2 (IEEE 802.3at) compliant, high power Power-over-Ethernet (PoE), Powered Device (PD). The DC1561B also features a wide auxiliary input voltage range of 9 V to 57 V. The demonstration board can connect to a Type 2 Power Sourcing Equipment (PSE) device, such as the DC1567.

The HPA108 evaluation module implements an IEEE 802.3af-compliant class-3 power interface and a DC/DC switching converter using the Texas Instruments TPS23750 powered device (PD) controller in a typical Power-over-Ethernet (PoE) configuration.

Design Accelerator Kits (DAK) provide all of the essential materials to get you started on your next switch mode power supply design. The kits include a fully assembled and tested prototype power supply board, comprehensive engineering report, product samples, unpopulated circuit board, data sheet and other related documentation.

TPS23754EVM-383 contains evaluation and reference circuitry for the TPS23754. The TPS23754 is an IEEE 802.3at compliant powered device (PD) controller and power supply controller optimized for isolated converter topologies. TPS23754EVM-383 is targeted at 25W, active clamp, forward converter applications.

This application note describes the demonstration board for the evaluation of a Power over Ethernet (PoE) system used to transmit electrical power, along with data, to remote devices over a standard twisted-pair cable in an Ethernet network.

Demonstration circuit DC1415A features the LTC4265CEDE, a third-generation Powered Device (PD) controller for Power-over-Ethernet (PoE) applications. The LTC4265 is compliant to IEEE Standard 802.3at. It can handle up to 25.5 W and recognizes 2-event classification.

Power over Ethernet (PoE) provides power to Ethernet connected devices, through Ethernet lines, eliminating the need for connecting AC mains to the target devices.