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  • TI Thinks Resolved

LM98620: lm98620 heating

Prodigy 160 points

Replies: 2

Views: 60

Part Number: LM98620

hi,

    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..

   VDDA=VDDD=VDDLVDS=3.3V

  • Hi,

    Thank you for interest in our TI portfolio. A team member will review your request on Monday and get back to you promptly with a response. Enjoy the rest of your weekend!

    Thanks,

    Aaron

  • Hi,

    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

    Regards,

    Costin

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