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  • UCD3138: Questions about UCD3138 programming

    Part Number: UCD3138 Tool/software: If two MCU UCD3138 40pin programming pins are connected together, can they be programmed at the same time?
    • Answered

  • UCD3138OL64EVM-031: Does UCD3138OL64EVM-031 include UCD3138 digital power controller IC ?

    Resolved
    Part Number: UCD3138OL64EVM-031 Other Parts Discussed in Thread: UCD3138 , , UCD3138064A , UCD3138064 , UCD3138A Hi, I am interested in purchasing UCD3138OL64EVM-031 EVM board, but I could not find any information whether this EVM includes UCD3138 IC…
    • Resolved

  • UCD3138: question about UCD3138

    TI Thinks Resolved
    Part Number: UCD3138 Tool/software: Hello： 1. In the 2A module, UCD3138 is damaged at pin 22, which is a short circuit to ground. This pin is used for ON/OFF control. It has a 10K resistor pulled down internally and a 10nF capacitor connected in parallel…

  • UCD3138: cannot build the program

    Part Number: UCD3138 Tool/software: I use CCS 6.1.3.00033, arm compiler 5.2.4. It seems hard to build the program downloaded from ti UCD3138_FW_SDK.

  • UCD3138: Digital Power : UCD3138 : Link Not working properly

    Part Number: UCD3138 Tool/software: When we click on the link of UCD3138, We are getting redirected to UCD3138A. Please Update Regards, Umang

  • UCD3138: What are the advantages and benefits of using UCD3138 over UC3854?

    TI Thinks Resolved
    Part Number: UCD3138 Other Parts Discussed in Thread: UC3854 , PMP20873 Tool/software: Regarding UC3854 and UCD3138 used in the PMP20873 development board, we noticed that they both have three inputs: input voltage, input current, and output voltage.…

  • UCD3138: DPWM configuration

    Part Number: UCD3138 Tool/software: Hello everyone. I have a question and sincerely hope you can help me solve it.I configured the DPWM1 in the following way, operating it in normal mode. I checked the DPWMFILTERDUTYREAD register, which is a constant…

  • UCD3138: PWM waveform cannot be expanded according to normal feedback logic

    TI Thinks Resolved
    Part Number: UCD3138 Tool/software: Hi TI gays, One of our mass-produced products using the UCD3138 experienced a problem with the PWM waveform not expanding properly during customer application, resulting in abnormal output voltage. After receiving…
    • Answered

  • UCD3138: DPWM control method

    Resolved
    Part Number: UCD3138 Tool/software: Hello everyone, I would like to inquire about the solution to a certain problem. I'm developing the Totem Pole PFC circuit. I'm using DPWM1 to control the switching transistors. During the positive half-cycle of the…
    • Resolved
    • Answered

  • UCD3138: Does UCD3138 have the algorithm about PFC with a bridgeless totem pole?

    Resolved
    Part Number: UCD3138 Other Parts Discussed in Thread: PMP20873 , PMP22220 , LMG3410-HB-EVM , , UCC28600 , UCD9240 , UC3854 Tool/software: If I want to design a PFC with a bridgeless totem pole, does UCD3138 integrate the above algorithm internally? If…
    • Resolved

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