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LM2576S-ADJEVM: LM2576 Heating Issue

CHINNAN C V
Prodigy 60 points
Part Number: LM2576S-ADJEVM
Other Parts Discussed in Thread: LM2576

We are using LM2576 adj  for  24V to 11 V step down converter.  As per datasheet LM2576 support 3A output current. 

In our device  load current is around 1.7A. But the IC is heating and very high. I will share the Schematic & Board layout images.

Could u please share the suggestions

.