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  • UCC28782EVM-030: RREFCS when high inductor value

    Resolved
    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: UCC28782 Tool/software: Hello team, My customer is evaluating UCC28782 with high primary inductor value (350uH). And only one PWML pulse around 1us was observed. And they checked CS pin is not…
    • Resolved

  • UCC28782EVM-030: Switch to UCC28780

    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: UCC28780 , LMG2610 , UCC28782 , Tool/software: Hello team, My customer is looking for tool to evaluate UCC28780+ LMG2610. What is difference between UCC28780 and UCC28782? Can we switch UCC28782…

  • UCC28782EVM-030: What resonance type is used for EVM?

    Part Number: UCC28782EVM-030 Tool/software: Hello Experts, My customer has question as follows. Would you answer it, please? [Question] The datasheet p72, 9.2.2.3 Clamp Capacitor Calculation is explained primary resonance and secondary resonance. Customer…
    • Answered

  • UCC28782EVM-030: Questions about EVM waveforms

    Resolved
    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: UCC28782 Hello, I would like to ask you a question about UCC28782EVM-030. Regarding the measurement conditions in Figure 8-9 on page 16 of this document, the Load Current is described as "1…
    • Resolved

  • UCC28782EVM-030: Aux Power

    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: LMG2610 , UCC28782 , UCC28600 , UCC28740 Customer is wondering to know if UCC28782 + LMG2610 is able to realize below condition? Pri : 127~373Vdc to Sec: Vcc 5V/0.8A, Power = 4W Sec: 40V~52V…
    • Answered

  • UCC28782EVM-030: EVM shutdown in <65W load

    Resolved
    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: UCC28782 Hello, Our customer has evaluating 65W audio by using UCC28782EVM-030 however UCC28782AD seems to be sutdown less tthan 65W load. He did not idenitfy the reason but he suspected UCC28782AD…
    • Resolved
    • Answered

  • UCC28782EVM-030: Current flows when PWMH is low

    Resolved
    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: UCC28782 , LMG2610 Hello, I would like to ask you about UCC28782. I am currently checking the operation using an evaluation board. The waveform below is the waveform at no load. PWMH of UCC28782…
    • Resolved

  • UCC28782EVM-030: switch node waveform

    TI Thinks Resolved
    Part Number: UCC28782EVM-030 Hello Experts, My customer is now evaluating UCC28782EVM-030. Customer measured switch node waveform and has question. Would you give your comments, please? [question] Customer measured similar waveform(switch node) as Figure…

  • UCC28782EVM-030: TPS55288 WITH WT6636 SCHEMATIC

    TI Thinks Resolved
    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: TPS55288 I think we should insert the schematic Weltrend "fixed" in response to our request for recoding/clarifications... Pl keep this schematic in mind when reviewing the long "explanation…

  • UCC28782EVM-030: Alternative parts

    TI Thinks Resolved
    Part Number: UCC28782EVM-030 Other Parts Discussed in Thread: LMG2610 The two parts LMG2610 and TLP383 are not in stock. What alternatives could be used? Thank you, Valentinas

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