LM98620: lm98620 heating

sheree subahan

Prodigy 250 points

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

over 3 years ago

0 Aaron Goodson over 3 years ago

TI__Expert 6330 points

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

0 Costin Cazana over 3 years ago

TI__Expert 4940 points

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

Data converters

Data converters forum

LM98620: lm98620 heating