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Showing 97 results View by: Thread Post Sort by
  • UCC5870-Q1: just can configure one UCC5870-Q1 on UCC5870QDWJEVM-026 board

    Haiwen Huang
    Haiwen Huang
    TI Thinks Resolved
    Part Number: UCC5870-Q1 Other Parts Discussed in Thread: UCC5880-Q1 Dears: When customer test EVM-026 board ,they found it can just configure one UCC5870-Q1, another one always shows Driver is in reset state and BIST is running, Could you please help…
    • 22 days ago
    • Power management
    • Power management forum
  • UCC5870-Q1: UCC5870-Q1

    KEXIN DI
    KEXIN DI
    Part Number: UCC5870-Q1 Dears, I am trying to make a new board based on the design of the evaluation board. I only added a Zener diode to regulate the output voltage from the ZA9710 transformer and changed the gate resistors to 10 ohms. However, when…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • UCC5870-Q1: Can UCC5870-Q1 work in default mode without SPI?

    Haiwen Huang
    Haiwen Huang
    Resolved
    Part Number: UCC5870-Q1 Dears: Customer want to test UCC5870-Q1 function without SPI, As MCU is not ready, they want to test it in default value. Could you please help check if it can work ? Thanks.
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • UCC5870-Q1: UCC5870-Q1

    PONNOJU NAGASHIRISHA
    PONNOJU NAGASHIRISHA
    Part Number: UCC5870-Q1 Hi Team, For the Gate driver UCC5870-Q1 we are planning to use AND Gate (SN74LVC1G08QDCKRQ1). But when I check VIH(max values) and VIL (min values) which are provided is For Gate driver UCC5870-Q1 Where as for AND Gate the va…
    • 2 months ago
    • Power management
    • Power management forum
  • UCC5870-Q1: About UCC5870-Q1 DESAT Question

    KUO WENYUNG
    KUO WENYUNG
    TI Thinks Resolved
    Part Number: UCC5870-Q1 Hello TIer, I have question about UCC5870-Q1 DESAT waveform in datasheet. Why the VDESAT signal has twice ramp when VGE turned on? Could you help explain as detail? Thank you.
    • 2 months ago
    • Power management
    • Power management forum
  • UCC5870-Q1: Power loss evaluation for LV side

    Evan Wang
    Evan Wang
    TI Thinks Resolved
    Part Number: UCC5870-Q1 Hi TI expert, We would like to evaluate the total power loss of UCC5870-Q1, the excel tool we have it for HV driving path power loss. But we need to know the VCC1/VREG1/VCC2/VREG2 power loss as well. May we know how to evaluate…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • UCC5870-Q1: internal VREF tolerance

    David Stotz
    David Stotz
    Resolved
    Part Number: UCC5870-Q1 What is the tolerance of the internal VREF? We are trying to decide if we need an external VREF for the ADC and need to know the tolerance of the internal VREF.
    • Resolved
    • 2 months ago
    • Power management
    • Power management forum
  • UCC5870-Q1: minimum switching frequency

    Aivaras Sakauskas
    Aivaras Sakauskas
    TI Thinks Resolved
    Part Number: UCC5870-Q1 Hi, The datasheet mentions that the bootstrap capacitor is sensitive to the low end of switching frequency. For example, the bootstrap capacitor value is: 100nF. What is considered low end? How does the sensitivity show up? What…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • UCC5870-Q1: Are the BIST's run automatically on power up?

    David Stotz
    David Stotz
    Resolved
    Part Number: UCC5870-Q1 Are the BIST's run automatically on power up? I am referring to the BIST's in the CONTROL1 and CONTROL2 registers. In particular, we are interested in these BIST's: CFG_CRC_CHK_PRI PWM_COMP_CHK STP_CHK CLK_MON_CHK_…
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • UCC5870-Q1: UCC5870-Q1

    PRINCE ALEXIS
    PRINCE ALEXIS
    Resolved
    Part Number: UCC5870-Q1 Hello team, i have a query We are currently using UCC5870 in independent slave configuration . Lets assume we are sending a SW_Reset command in active state then what will be the state of the OUT pins and Fault pins ? 2. Lets…
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
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