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TPS2378: When tps2378 was working, there was a fever

Part Number: TPS2378

HA02_IP_PHONE_v1.0 20170722原理图-POE.pdf

At the time of work, tps2378 has a hot condition. Attached is the schematic diagram (drawn on the design of the reference) please help to confirm it, and then the back end is powered by the tablet. Thank you ~~