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    Answered

  • UCC28056EVM-296: Loop Gain measurement of a PFC

    Resolved
    Part Number: UCC28056EVM-296 Other Parts Discussed in Thread: UCC28056 Tool/software: Good morning. We are developing a PFC , implementing TI's UCC28056 controller , to power an inverter that drives a brushless DC motor. We would like to measure the…
    • Resolved
    • Answered

  • UCC28056EVM-296: Vout rises way above VoutReg under no load condition

    Resolved
    Part Number: UCC28056EVM-296 Other Parts Discussed in Thread: UCC25630-1EVM-291 , UCC28056 Tool/software: Hi, I'm currently doing some preliminary tests on two different UCC28056BEVM-296 evaluation modules that I have. For the test setup I'm using…
    • Resolved

  • UCC28056EVM-296: UCC28056:Convert UCC28064A EVM to Higher Switching Frequency Using UCC28065

    TI Thinks Resolved
    Part Number: UCC28056EVM-296 Other Parts Discussed in Thread: UCC28064A , UCC28065 Hi TI team, Applicatin note;Convert UCC28064A EVM to Higher Switching Frequency Using UCC28065 Is there an application note for the 700W module? Best regards.
    • Answered

  • UCC28051: UCC28056 EVM-296 PCB Layout

    Resolved
    Part Number: UCC28051 Other Parts Discussed in Thread: UCC28056 , UCC28056EVM-296 Hi, Do you have a gerber file for UCC28056 EVM-296, I want to understand how the layout was done. You can send it privately to my email. Kind regards, Bright
    • Resolved
    • Answered

  • UCC28056EVM-296: EVM audible noise

    Resolved
    Part Number: UCC28056EVM-296 Other Parts Discussed in Thread: UCC28056 , UCC28051 Hi Team, EVM audio noise comes out while VINAC up to 264V~280V, If want to avoid this, how can I adjust? Thank you.
    • Resolved

  • UCC28056EVM-296: THD and PFC

    TI Thinks Resolved
    Part Number: UCC28056EVM-296 Other Parts Discussed in Thread: UCC28056 UCC28056 can not meet the spec that customer required. It is tough for UCC28056 to meet THD1 and THD4, especially at 90Vac input. If customer can lower their spec, for example ,THD1…

  • UCC28056EVM-296: changed IC to UCC256304 work with UCC28056EVM-296 (problem 2)

    Part Number: UCC28056EVM-296 Other Parts Discussed in Thread: UCC28056 Hi all, AC IN Current Waveform shape is bad at use of step down Transformer. Step down from 3-phase AC 200 V to single phase 100 V with a commercial transformer LLC load is 120W. I…

  • UCC256402 :UCC256402

    TI Thinks Resolved
    Part Number: UCC256402 Other Parts Discussed in Thread: UCC25640EVM-020 , UCC28064EVM-004 , UCC28056EVM-296 UCC256402 : UCC25640X : what are the start sequances of this component,& what are the conditions

  • UCC28056EVM-296: combination problem with use of UCC256302 DC88V input

    TI Thinks Resolved
    Part Number: UCC28056EVM-296 Other Parts Discussed in Thread: UCC28056 , Hi Ben-san, Here is new problem for your supported DC88V input. I think it is required more change for EVM. I will wait for your come back. Input current waveform problem is written…
    • Answered

  • RE: UCC28056EVM-296: AC Current Waveform explanation for burst mode

    Resolved
    Hi Ben-san, Whether or not the burst time interval is normal is unknown because there are no waveforms on the evaluation board and data sheet. Please provide me "Burst waveform of switch node and input current" which can see the time interval of burst…
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