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ADC122S706: adc122s706芯片发烫

user5086476
Prodigy 220 points
Part Number: ADC122S706

SCH_Schematic1_2025-03-08.pdf您好，这是我为drv8320rs设计的转接板，想用没有运放的芯片采集电流，我选用了adc122s706这个芯片，发现焊接好后特别烫，我看手册说vref不能接0v，我又把R7、R8，都跳线接到2.5，发现还是很烫，可以帮我指导下哪里的问题吗？谢谢了