Search tips
Showing 211 results View by: Thread Post Sort by

  • RE: PMP8740: DC/DC Topology for 400V Input and 30-80V Output

    Hello Mohammed, As DC/DC stage I suggest to select phase shifted full bridge, like in the PMP8740, even though this design is a bit too much power. If 1.2kW is just peak and the average power is lower, you can have a look also to the lower power version…
    • Answered

  • PMP8740: UCC28070

    Resolved
    Part Number: PMP8740 Other Parts Discussed in Thread: UCC28070 Hi Ti Team, I am using UCC28070 IC for EV charger application,P=3.3KW,output is 400V I have one doubt,is DC blocking capacitor is required for transformer primary side? i have seen all reference…
    • Resolved

  • PMP8740: Can't access link to SLUP348

    TI Thinks Resolved
    Part Number: PMP8740 Tool/software: Hi, I was interested in this article, power supply design seminar: But the link https://www.ti.com/seclit/ml/slup348/slup348.pdf is not working for me. It just gets stuck reloading "Submit Form Login.TI.com".…

  • PMP8740: Design Details of L1, L3 and T4 of PMP8740 Reference Design

    TI Thinks Resolved
    Part Number: PMP8740 Hello Team, We are working on the 2KW Reference Design. Please share the Design Details of L1(PFC Choke), L3(PSFB Secondary Side Inductor) and T4(PSFB Main Transformer) of PMP8740 Reference Design. Please share the Number of wires…
    • Answered

  • RE: PMP8740: Opto isolated feedback

    Resolved
    Oh yes it is 100Hz only ok i will measure PK to PK ripple at PFC output side as well as PSFB output side and share you Thank you

  • PMP8740: OUT C & OUT D duty going above & below 50% (Approx 80% or 20% sometimes)

    Part Number: PMP8740 Tool/software: Hello Team, When we are trying to run PCM control with CV regulation as per reference design with our own customized design we are observing OUT C & OUT D duty outcome event though we have put required/calculated…

  • PMP8740: Auxiliary Power Section

    Part Number: PMP8740 What is the maximum Current(for whole circuit) rating of VCC_FB(12V@?A)? Since we are using single VCC_FB power supply for PSFB IC, 4-Driver ICs and others bucks conversions like Buck +5V, -5V and +3.45V. And what is the Primary Mosfet…
    • Answered

  • PMP8740: Current Sense Transformer Selection Procedure

    Resolved
    Part Number: PMP8740 Other Parts Discussed in Thread: UCC28950 , UCC28070 Hello, Can anyone please share the step-by-step calculation and selection procedure for current sense transformer T1 used in PMP8740? Also, please explain the significance of Volt…
    • Resolved

  • UCC28950: PMP8740

    TI Thinks Resolved
    Part Number: UCC28950 Other Parts Discussed in Thread: PMP8606 Hi Ti team I am using UCC28950 Phase shifted full bridge for EV charger development Power=3500W,Vinput =380V DC to 425V DC output is 340V to 450V DC I am using UCC28950 IC in Primary side…

  • RE: PMP8740: PMP8740:- share Component library of design PMP8740

    Hi Arunachalam, Please find attached the Altium libraries of the project. Please let me know if anything else is needed. Thanks, Roberto PMP8740 2KW Rev_E Full Bridge.IntLib PMP8740 Rev_E 2KW BC Boost plus Auxiliary.IntLib PMP8740 Rev_E 2KW BC Display and…

Didn't find what you are looking for? Post a new question.