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LME49470 Heating problem

I have design  tree  filter with three LME49740 ( low pass , hight pass and band pass ) my three filters works very well.


But i find that theese ic are heating a lot ( average 45 Celcieus )

Could you tell me if is it normal for this chips ?

Your suppor will be very appréciate ;)

Sorry about my bad English i am French speakinf from Montreal ;)