SI3454-B01-IM vs SI3452-B01-IM

Product Attributes

Part Number SI3454-B01-IM SI3452-B01-IM
Manufacturer Skyworks Solutions Inc. Skyworks Solutions Inc.
Category PMIC - Power Over Ethernet (PoE) Controllers PMIC - Power Over Ethernet (PoE) Controllers
SI3454-B01-IM SI3452-B01-IM
Product Status Not For New Designs Obsolete
Type Controller (PSE), DC/DC Controller (PSE)
Number of Channels 4 4
Power - Max - 40 W
Internal Switch(s) No Yes
Auxiliary Sense No No
Standards 802.3at (PoE+), 802.3af (PoE) 802.3at (PoE+), 802.3af (PoE)
Voltage - Supply 44V ~ 57V 45V ~ 57V
Current - Supply 2mA 3.7mA
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount
Package / Case 38-VFQFN Exposed Pad 40-VFQFN Exposed Pad
Supplier Device Package 38-QFN (5x7) 40-QFN (6x6)