Features

 IEEE 802.3atTM compliant PSE

 Autonomous operation requires no

host processor interface

 Complete reference design

available, including Si3462 controller

and schematic:

Low-cost BOM

Compact PCB footprint

Operates directly from a +50 V

isolated supply

Supports up to 30 W maximum

output power (Class 4)

Robust 3-point detection algorithm

eliminates false detection events

IEEE-compliant disconnect

Inrush current control

Short-circuit output fault

protection

LED status signal (detect,

power good, output fault)

 UNH Interoperability Test Lab

report available

 Extended operating range

(–40 to +85 °C)

 11-Pin Quad Flat No-Lead (QFN)

package

Tiny 3x3 mm PCB footprint;

RoHS-compliant

 No-classify modes force power

after valid detection

Eliminates 10 BOM

components