DC1788B-A, Demo Board Using LT4275AIDD PoE+ PD Controller, IEEE 802.3at/IEEE 802.3af Compliant

DC1788B-A, Demonstration Circuit features the LT4275 a fourth generation powered device (PD) controller for Power over Ethernet (PoE) applications. The DC1788B is available in multi versions to meet the power level required by the PD application. The DC1788B-A features the LT4275A PD controller. This controller supports the IEEE 802.3at (Type 2, PoE+), IEEE 802.3af (Type 1, PoE) and LTPoE++ specification. The LTPoE++ adds four power levels to the existing IEEE standard with 38.7W, 52.7W, 70W and 90W of delivered PD power at the RJ45 jack