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  • RE: TIDA-010062: About PFC Lab 2

    The compensator should be good. There is a known bug with the SFRA. Change to be made in “ttplpfc_user_settings.h” file of TIDA-010062 with F28003x // SFRA related #define TTPLPFC_SCI_VBUS_CLK 30000000 instead of 50000000 { }
    • Answered

  • TIDA-010062: C2000 processing power if controlled by single C2000

    Resolved
    Part Number: TIDA-010062 Other Parts Discussed in Thread: TIDM-02013 Hi team, While reviewing the TIDA-010062, the question arose on if the reference design could work with using only a single F280049C C2000. Would that be possible? I understand that the…
    • Resolved
    • Answered

  • RE: TIDA-010062: Test Setup for Labs

    Resolved
    Desheng, Guo said: A small DC bias (10V~20V) is needed before the code run to start the power stage, I am testing Lab1 as per section 3.1.2.5.1 of TIDUET7G with a DC Bias of 12V before starting the code run as you mentioned above. At no load with 12V input…

  • TIDA-010062: Derating data

    Part Number: TIDA-010062 What is the derating curve for TIDA-010062? (Input voltage vs efficiency, ambient temperature , T case temperature ,etc)?

  • RE: TIDA-010062: question about current loop algorthim

    Ben Qin said: Are there any file to explain Current Loop, and Voltage Loop Algorithms? For TTPL PFC, you can refer to the TIDM-02008 user guide for more details. Ben Qin said: 1.The code to calculate the current loop code is as follows, how to understand…
    • Answered

  • TIDA-010062: Purpose to call function ADC PPB offset calibration

    Resolved
    Part Number: TIDA-010062 Hi Champ, I am asking for my customer. In ttppfc stage in F28003x, designer calls the function ADC_setPPBCalibrationOffset to set up PPB offset calibration for ADCA module. (1). What is the main purpose to call the function ADC_setPPBCalibrationOffset…
    • Resolved

  • TIDA-010062: We have some totem pole PFC design issue need support .

    TI Thinks Resolved
    Part Number: TIDA-010062 Dear Expert We have some totem pole PFC design issue need support . The Q3 ,Q4 of the totem pole is easy to damage during the soft start process. Can the Q3 ,Q4 not be turned on during the PFC start process, and the driver signal…
    • Answered

  • TIDA-010062: Missing PCB Files

    Resolved
    Part Number: TIDA-010062 Hi team, We're trying to get a board made using the TIDA-010062 Gerber files. When I load them all into a project, I only see a few of the layers of the PCB. As shown below, there are some vias that are currently connected…
    • Resolved
    • Answered

  • TIDA-010062: Boards needed to build and test this reference design

    Resolved
    Part Number: TIDA-010062 Other Parts Discussed in Thread: TMDSCNCD280049C Hi team, While reviewing documentation for the TIDA-010062, it was confusing how many boards would need to be built and assembled to fully build this design. Within the gerber…
    • Resolved

  • TMS320F280039C: About TIDA-010062 software of LLC control

    Part Number: TMS320F280039C Other Parts Discussed in Thread: PMP41006 , TIDA-010062 Hi, I'd like to make sure LLC control mechanism for example project of PMP41006 and TIDA-010062. PMP41006 : Is it HHC control mechanism ? TIDA-010062 : Is it voltage control…

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