| Type Number of Channels Power - Max Internal Switch(s) Auxiliary Sense Standards Voltage - Supply Current - Supply Operating Temperature Package / Case Supplier Device Package | Controller (PD) 4 25.5W Yes No 802.3at (PoE+), 802.3af (PoE) 44 V ~ 57 V 10mA -10°C ~ 85°C 48-VFQFN Exposed Pad 48-QFN (8x8) |