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  • TPS54331: Battery Charger Design using TPS54331

    Resolved
    Part Number: TPS54331 Other Parts Discussed in Thread: TPS62933 , TPS54302 Hi TI Technical Support Team, I have designed battery charger based on TPS54331 to charge 12V 2.2Ah Lead Acid Battery. I have used design steps given in TI app note "Simple CC…
    • Resolved

  • TPS54331: Schematic review

    TI Thinks Resolved
    Part Number: TPS54331 Hi， The customer uses TPS54331 and TPS7A2033PDBVR, please help to review the schematic. Thanks~

  • TPS54331: Not getting 3.3v output using 4.2v full charged li ion battery

    TI Thinks Resolved
    Part Number: TPS54331 Tool/software: we are trying to get 3.3v output from a 3.6-4.2v lithium ion battery using TPS54331 dc-dc converter. the circuit is working fine with input voltage greater than 7v. Is there any modification has to be made for working…
    • Answered

  • TPS54331: TPS54331 OC Issue

    Resolved
    Part Number: TPS54331 Other Parts Discussed in Thread: TPS54531 Dear Team, Customer use TPS54331DR in their Thermal Printer,Vin 12V,Vout 8.5V. When they do all balck print test (Load current is 5-6A),the total amount is 80PCS,then found the output…
    • Resolved

  • TPS54331: TPS54331 Incomplete revision history in the datasheet

    TI Thinks Resolved
    Part Number: TPS54331 Hi team, The revision history of the datasheet of TPS54331 does not include the revision history from revision A to D, please see the attached figure. Is it possible to provide the revision history from A to D? Thank…

  • TPS54331: Adding load to TPS54331 results in no output

    TI Thinks Resolved
    Part Number: TPS54331 Other Parts Discussed in Thread: TINA-TI Hi experts. I design the TPS54331 like below: I found that when there is no load, the Vout is 3.3V. However, when I add load in the output, there is no Vout. Could you pls help sovle…

  • TPS54331: Pspice model error

    TI Thinks Resolved
    Part Number: TPS54331 The pspice model for TPS54331QDRQ1 I obtained from TPS54331-Q1 data sheet, product information and support | TI.com is not working in Ansys Nexxim tool. I am conducting RE&CE emissions simulation in this tool for the circuit as per…
    • Answered

  • TPS54331: Voltage Output Curve

    Resolved
    Part Number: TPS54331 I have designed a DC to DC that has input of 12 to 18V and output at 8.5V. Following is the schematic used I am getting the desired result but when I measure the output, I am getting the following result The output rise…
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    • Answered

  • TPS54331: Questions about selection of compensation component

    Resolved
    Part Number: TPS54331 Hi team, On the datasheet, the calculation of compensation component is depicted. What is alpha mean in the equation 21? Best regards, Shunsuke Yamamoto
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    • Answered

  • TPS54331: input voltage lower than output voltage when ORing

    Resolved
    Part Number: TPS54331 Other Parts Discussed in Thread: LM66100 Hi all, I have a setup with a TPS54331 configured to 5V output and want to OR between a primary(24V) and secondary (5V USB) power sources. The secondary 5V-usb source in only used during maintenance…
    • Resolved

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