The DC1561B is an Ethernet Alliance™ certified Power over Ethernet (PoE) powered device (PD), featuring the LTC®4278. The DC1561B also features a wide auxiliary input voltage range of 9V to 57V. The demonstration board can connect to a Type 2 Power Sourcing Equipment (PSE) device, such as the DC1567. 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 9V to 57V. The demonstration board can connect to a Type 2 Power Sourcing Equipment (PSE) device, such as the DC1567.