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  • UCD3138A64: Second PMBus / I2C slave code

    TI Thinks Resolved
    Part Number: UCD3138A64 Other Parts Discussed in Thread: UCD3138 Tool/software: Hi Experts, I would like to inquire about the UCD3138A64, which features two PMBus/I2C interfaces supporting both master and slave modes. Could you kindly share any available…
    • Answered

  • UCD3138A64: RTC_IN_1_8

    Resolved
    Part Number: UCD3138A64 Hi team For our UCD3138A64, could our RTC_IN_1_8 be directly floating if not used? Seems we have a res connected to BP18 in our EVM, could you pls double check this point? Thanks Best regards Mia Ma
    • Resolved

  • UCD3138A64: Query regarding filter preset

    TI Thinks Resolved
    Part Number: UCD3138A64 Other Parts Discussed in Thread: UCD3138FW-BIDI In the block diagram of UCD3138a64 ,there are 3 PID based filters. We would like to know what should ideally be the initially presetted values for Filter 1 and Filter 2. If these filters…

  • UCD3138A64: Errors when trying to run UCD-TRAINING-LABS

    TI Thinks Resolved
    Part Number: UCD3138A64 Other Parts Discussed in Thread: UCD3138 , I'm looking to purchase a UCD3138A64CEVM-660 and wanted to check the software was in a good state to develop with. Unfortunately, I can't get the training labs to work with Code Composer…
    • Answered

  • UCD3138A64: Open Loop PSFB skewed waveforms.

    Resolved
    Part Number: UCD3138A64 Hi all, I am trying to implement a PSFB using the UCD3138A64 chip. Currently, it is required that we run the setup only in open loop mode and change the phase shift manually using an externally connected pot to the ADC12 or using…
    • Resolved

  • UCD3138A64: UCD3138A64QPFCRQ1 vs UCD3138128PFC

    Part Number: UCD3138A64 Other Parts Discussed in Thread: UCD3138128 , Hi TI Team, Currently in one of our design, we are using UCD3138A64QPFCRQ1 which is now facing a huge shortage issue. In this case, can we replace this one with UCD3138128PFC in…
    • Answered

  • UCD3138A64: Basic example code for PSFB

    Resolved
    Part Number: UCD3138A64 Other Parts Discussed in Thread: UCD3138 , Hello everyone, I am trying to build a PSFB using the UCD3138A64. However, quite surprisngly I am not able to find any example codes for the same. Unlike C2000 controllers, where after explaining…
    • Resolved
    • Answered

  • UCD3138A64: Need help for datasheet and documentation of custom TI part number

    Resolved
    Part Number: UCD3138A64 Other Parts Discussed in Thread: UCD3138128A , UCD3138128 Hi, Good day! I would like to request for help for the datasheet for UCD3138A64-Q1 or UCD3138A64QPFCRQ1. As per Ti chat support, this is a custom part. I can't seem to find…
    • Resolved

  • UCD3138A64: how to operate the ENABLE_ROM_MODE on UCD3138A64?

    TI Thinks Resolved
    Part Number: UCD3138A64 How to operate the ENABLE_ROM_MODE on UCD3138A64? Operations are ok, but the chip can't enter the ROM mode.
    • Answered

  • UCD3138A64: UCD3138A pmbus_handler / copy_configuration_to_ram / copy_configuration_to_registers subroutine Affects boot stability time?

    Resolved
    Part Number: UCD3138A64 Dear Sir Now it is necessary to reduce the boot time to 130ms (PFC+LLC), and it is found that after the system rings up, the PFC will not be controlled by the program for 20~120ms. The result of the inspection seems to be that pmbus_handler…
    • Resolved

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