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  • UCC28704EVM-724: About LM5023 and UCC28704EVM-724 standby power design

    TI Thinks Resolved
    Part Number: UCC28704EVM-724 Other Parts Discussed in Thread: LM5023 , UCC28704 , UCC28700 Hello TIer, I have project survey the LM5023 and UCC28704 and design for 40-60W(12V/5A or 5V/8A) SMPS I saw the no load standby power(<65mW) on web side EVB information…

  • UCC28704EVM-724: Radiated Emission Problem

    TI Thinks Resolved
    Part Number: UCC28704EVM-724 Hello; We used same circuit and layout with same components with UCC28704EVM-724 board in our system, but we got bad results in radiated emission test. We solwed all frequency without 30MHz but the noise at 30MHz is constantly…

  • UCC28704EVM-724: Adaptation for Non-Isolated Design

    TI Thinks Resolved
    Part Number: UCC28704EVM-724 Other Parts Discussed in Thread: UCC28704 Hi Team, We are working with the UCC28704 EVM and are adapting it for a non isolated solution, operating off of line voltage input. We connected the secondary negative/ground to the…
    • Answered

  • UCC28704: PMP11600 / pmp11612 /pmp40228 - UCC28704EVM-724 Voltage Sense

    Resolved
    Part Number: UCC28704 Other Parts Discussed in Thread: PMP11612 hello, i design actually an inwall power supply and need a stable 5v source. i decided to use the ucc28704 and read some reference designs and manuals about this chip. regarding to official…
    • Resolved

  • UCC28704EVM-724: UCC28704EVM-724 modify for 36VDC Input

    Part Number: UCC28704EVM-724 Other Parts Discussed in Thread: UCC28704 Hi Team, I plane use UCC28704 application PSE power. since UCC28704 has frequency dithering reduces the EMI peak energy. Input range need cover 36VDC - 96VDC. May I know UCC28704 is…
    • Answered

  • UCC28704EVM-724: Schematics and Layout files

    Resolved
    Part Number: UCC28704EVM-724 Hi there, Are the UCC28704EVM-724 schematics and layout files available? Thank you regards, Kevin
    • Resolved
    • Answered

  • Universal AC Input and 5 V DC Output

    Resolved
    Other Parts Discussed in Thread: UCC28704 , UCC28704EVM-724 , UCC28700 , PMP10937 Hello, I am trying to find a TI chip which can take (maybe rectified) AC input and give a 5V (or 3.3V) DC output. Please help. Thanks, Shiv A.
    • Resolved

  • UCC28704: my AC/DC 10W adapter can't reach 2A after following design rules

    TI Thinks Resolved
    Part Number: UCC28704 Hello all, we have used ucc28704 for our AC/DC 5V@2A adapter and we have "copied" the schematic of "UCC28704EVM-724 10-W USB Adapter", the same BOM and the same transformer (750315841 Wurth Elektronik). We have also followed…

  • AC-DC Isolated Power supply (5V/2A) from 3-PH 440V RMS system

    TI Thinks Resolved
    Other Parts Discussed in Thread: UCC28704 , UCC28704EVM-724 , LM5022 Is it possible to adapt UCC287004 to work from 3-PH 440V RMS system. Specifically, will UCC28704EVM-724 10-W USB Adapter evaluation board work in this application assuming the AC LINE input…

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