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Mini ups for router

Nampalli Rakesh
Prodigy 95 points
Other Parts Discussed in Thread: BQ25792

Hi TI team, Good Evening.

We are developing Mini Ups for wifi-routers to backup for 2hours and we are using Lithium ion battery's(2000mah) so kindly suggest a charging Ic and boost converter.

Regards,

Rakesh Nampalli

  • 0
    TI__Intellectual 1640 points

    Hi Rakesh,

    Good evening, for charging IC, would you please help me understand the below?

    1. What is the battery configuration in other words how many cells in series? 

    2. What is the input voltage and the input source? 

    3. What is the charging current you want to charge the battery at? 

    Thank you. 

  • 0 in reply to Upal Patel
    Prodigy 95 points

    Hi Upal Patel,

    1. What is the battery configuration in other words how many cells in series? 

    battery configuration: 3.7v, 2000mah.

    maximum charging voltage: 3.7V

    cells: 4 cells are connected is series.

    2. What is the input voltage and the input source? 

    input voltage: 12v Dc

    input source: 12v Adaptor

    3. What is the charging current you want to charge the battery at? 

      To charge battery: 1Amp maximum we are using.

     

  • 0 in reply to Nampalli Rakesh
    TI__Intellectual 1640 points

    Hi Nampalli,

    Thanks for sharing this information. You may consider BQ25792 for the above requirements. BQ25792 is a buck-boost integrated charger IC. 

    Regards.