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  • UCD3138128: UCD3138128

    TI Thinks Resolved
    Part Number: UCD3138128 Our customer has a problem with a high defect rate when programming TI UCD3138128PFC (TQFP80) to use our off-line programmer. So we need your help to provide relevant suggestive programming circuit schematic for the reference.…

  • RE: UCD3138128: UCD3138128PFC (TQFP80)

    Dear David, Can you check the IDD? Make sure the UCD is powered on. You can order UCD3138128 open loop board with socket. It is easy to verify the device. Regards, Sean

  • UCD3138128: RAMP_COMP_INT_STATUS Clear logic

    TI Thinks Resolved
    Part Number: UCD3138128 Other Parts Discussed in Thread: UCD3138 Hi team， For UCD3138 RAMP_COMP_INT_STATUS register, will this register be clear automaticlly once we read this register? And how long will it take from the read to clear? Thanks Best reg…

  • UCD3138128: I2C clock strteching

    Part Number: UCD3138128 I want to make a time difference between SDA and SCL in ACK stage. What can I do to make SDA pull low early in the I2C clock stretching phase as shown below? Or SDA pull low longer. What do I do to achieve my goal?
    • Answered

  • UCD3138128: Random phase between DPWM modules during resonant mode

    Resolved
    Part Number: UCD3138128 When DPWM was in resonant mode, Phase-trigger register was not taken effect. For example,during DPWM0 and DPWM1 resonant mode, if Dpwm1Regs.DPWMCTRL0.bit.MSYNC_SLAVE_EN = 1; the phase between DPWM1 and DPWM2 was random and no sync…
    • Resolved

  • UCD3138128: UCD3138128

    TI Thinks Resolved
    Part Number: UCD3138128 About the RSVD pin from the datasheet it should be connect to BP18 through 1K. Any side effects if RSVD will be connected to GND?
    • Answered

  • UCD3138128: I3C interface communication on UCD3138128

    Resolved
    Part Number: UCD3138128 Other Parts Discussed in Thread: UCD3138 Hi Champ, I am asking for my customer. They are trying to use the I3C module to communicate with the device (UCD3138128) on their PSU, and there is a communication issue on it. For UCD series…
    • Resolved

  • UCD3138128A: How to migrate code from UCD3138128 to UCD3138128A?

    TI Thinks Resolved
    Part Number: UCD3138128A Other Parts Discussed in Thread: UCD3138128 , Hello TI friends, Now we want to use UCD3138128A for FB-LLC DC/DC covert design, the another is boost. We refered demo uses UCD3138128. So I want to know what's the difference between…

  • UCD3138128: UCD3138128A and UCD3138128 Surge capability

    Part Number: UCD3138128 Other Parts Discussed in Thread: , UCD3138 Hi Team, My customer change the UCD3138128A to UCD3138128. They see his board will reset when they test the surge CM2.0KV from system side through in. and they try to turn the reset pin resistor…

  • UCD3138128: Programming issue of UCD3138128PFCR

    TI Thinks Resolved
    Part Number: UCD3138128 Hi, We are designing a socket board for customer to program UCD3138128PFCR on our off-line programmer. After we programmed the IC and found out that it was unavailable to get into ROM mode and cannot communicate via Slave Address…

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