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Part Number: LM98620
i am working lm98620 in my recent project & found it get heating once board power is ON,
so kindly the heating issue is occurs normally or any modification in circuit.
I am following same circuit available in datasheet..
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In active mode die temp will increase by ~33C due >1W power consumption.
The issue may be a non optimum thermally PCB layout if you get higher temp.
Also check total power, if power dissipation is significantly greater than 1W review the schematic
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