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  • UCC5870-Q1: just can configure one UCC5870-Q1 on UCC5870QDWJEVM-026 board

    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…

  • UCC5870-Q1: UCC5870-Q1

    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…
    • Answered

  • UCC5870-Q1: Can UCC5870-Q1 work in default mode without SPI?

    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

  • UCC5870-Q1: UCC5870-Q1

    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…

  • UCC5870-Q1: About UCC5870-Q1 DESAT Question

    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.

  • UCC5870-Q1: Power loss evaluation for LV side

    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…
    • Answered

  • UCC5870-Q1: internal VREF tolerance

    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

  • UCC5870-Q1: minimum switching frequency

    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…
    • Answered

  • UCC5870-Q1: Are the BIST's run automatically on power up?

    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
    • Answered

  • UCC5870-Q1: UCC5870-Q1

    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

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