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  • UCC28C42-Q1: UCC28C42-Q1:

    TI Thinks Resolved
    Part Number: UCC28C42-Q1 Hello Team, i have a query related to UCC28C42-Q1. There is some information reletad in electrical characteristics which i wanted to confirm. In the PWM duty cycle, where VFB > 2.6 , then output of the ASIC duty cycle is 0 percent…
    • Answered

  • UCC28C42-Q1: Webench simulation of UCC28C42-Q1 using TL431 instead of LMV431

    Resolved
    Part Number: UCC28C42-Q1 Other Parts Discussed in Thread: LMV431 , TL431 , UCC28C42 Hi Team, We would like to ask your help regarding the customer's inquiry below. When I design the UCC28C42QDRQ1 with Webench the adjustable precision shunt regulator…
    • Resolved

  • UCC28C42-Q1: current control loop

    Part Number: UCC28C42-Q1 Hello TI Team, I wonder if it is possible to use the UCC28C42-Q1 and its internal current control loop to control the buck converter as a constant current source. Is such application is possible. Providing current feedback signal…

  • UCC28950: Two switch forward converter controller with secondary side synchronous rectification control

    TI Thinks Resolved
    Part Number: UCC28950 Other Parts Discussed in Thread: UCC28C42-Q1 Tool/software: Hello Ti Team, Actually my application is two switch forward converter with secondary side synchronous rectification. First option: Do we have any single TI controll…
    • Answered

  • UCC28C42-Q1: Schematic Review

    Resolved
    Part Number: UCC28C42-Q1 Other Parts Discussed in Thread: PMP10833 Hi Teng, Can you please help me for reviewing the schematic attached? EFI_REGULATOR_BUCK_Schematic_VER_0.1_03Feb2020.pdf Please review the buck converter in detail along with the component…
    • Resolved

  • RE: UCC12040: Powe supply design

    Maor, The no load power consumption of 5mW is difficult. Low, no load power consumption is a feature you see with some off-line flyback controllers used in applications such as AC/DC adaptors. At VIN=12V, features targeting low, no load power consumption…
    • Answered

  • UCC28C42-Q1: Schematic for Review

    Resolved
    Part Number: UCC28C42-Q1 Other Parts Discussed in Thread: UCC28C42 , LM5118 , PMP10833 Hi, Can any one help me for reviewing the schematic attached? 5758.EFI Regulator.pdf It is a design with buck and buck-boost converters using UCC28C42 PWM controller and…
    • Resolved
    • Answered

  • UCC28C42-Q1: Output voltage for the inputs lower than the designed range

    Resolved
    Part Number: UCC28C42-Q1 Other Parts Discussed in Thread: UCC28C42 , PMP10833 Hi, For a flyback converter with UCC28C42 IC designed for the input range of 30-212VAC and output of 14VDC/6A, What will be the output voltage for the following inputs? 1. Vin…
    • Resolved
    • Answered

  • UCC28C42-Q1: Is isolated power supply required for the system getting power directly from alternator?

    Resolved
    Part Number: UCC28C42-Q1 Other Parts Discussed in Thread: UCC28C42 Hi, I have to design a power supply for a lawn mower system, which is taking power from alternator directly and converting it to the required DC power rails. There is no battery in the…
    • Resolved

  • RE: UC2825: Closest PSpice Model to the UC2825

    Hello, I found PSPICE mode for UCC28C42. You may try it. https://www.ti.com/product/UCC28C42-Q1#design-tools-simulation Regards,

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