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LM5117: Inquiry on usage efficiency

JH Shin
Mastermind 8675 points
Part Number: LM5117

Hello,

My customer has requested accurate efficiency information for the usage conditions below.

Please provide usage efficiency values.

Device Input Voltage Input Current Output Voltage Output Current Efficiency (%) Dissipated Power
(V) (A) (V) (A) 25 ℃ 80 ℃ (W)
LM5117 50 1.21 12 4.65 　 　 4.53

Thank you.

JH

  • 0
    TI__Guru 50861 points

    Hello JH 

    You can calculate the efficiency easily if you know the dissipated power.  Efficiency is 92.491% now.

    Also, please use WEBENCH if you need more data. https://webench.ti.com/appinfo/webench/scripts/SDP.cgi?ID=1216F1FCF18C050B 

    -EL