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  • UCD3138PSFBEVM-027: Designing a UCD3138 Controlled PSFB

    TI Thinks Resolved
    Part Number: UCD3138PSFBEVM-027 Other Parts Discussed in Thread: UCD3138 , Hello, I am working on dc-dc converter (400V to 48V ; 2.5kW) and trying to reuse the UCD3138PSFBEVM-027 module and concept that uses UCD3138 digital controller. Currently the EVM…

  • UCD3138PSFBEVM-027: Designing a UCD3138 Controlled PSFB

    Part Number: UCD3138PSFBEVM-027 Other Parts Discussed in Thread: TPS2411 Hello, In UCD3138PSFBEVM-027 , the ORing controller used in schematic is TPS2411PW. I have higher output voltage (48V), current (52A), power (2.5kW) requirement. Kindly let me know…

  • UCD3138PSFBEVM-027: N/A

    Part Number: UCD3138PSFBEVM-027 Hi, I am currently using the PSFB eval board for prototype testing. I noticed that when the board is powered up (with any voltage 30-350V), the VIN_SCALED signal is not a DC signal but is some periodic waveform (as shown…

  • UCD3138PSFBEVM-027: How to use UCD3138PSFBEVM-027 in voltage mode control

    TI Thinks Resolved
    Part Number: UCD3138PSFBEVM-027 Other Parts Discussed in Thread: UCD3138 Dear sir/madam, I am a lecturer at technical University of Cluj Napoca I am working with a PhD student on UCD3138PSFBEVM-027. The board comes with peak current mode control and I…

  • UCD3138PSFBEVM-027: UCD3138PSFBEVM-027 package list

    TI Thinks Resolved
    Part Number: UCD3138PSFBEVM-027 Hi team, please provide the package list of the EVM, so confused from the customer, are all shown below are included or just the power board itself? B.R. Eric

  • UCD3138PSFBEVM-027: EADC measurement

    TI Thinks Resolved
    Part Number: UCD3138PSFBEVM-027 Other Parts Discussed in Thread: UCD3138 Hello everyone hope you re good ! I want to know how can i get measurement of the EADC input (EAP0) using the UCD3138 , I tried to connect it with a potentiometer but i always get…
    • Answered

  • UCD3138PSFBEVM-027: burst

    Resolved
    Part Number: UCD3138PSFBEVM-027 Hi I enabled a burst mode through GUI. And then click the "write to hardware",the input power was reduced. Next, I click the "store ram to flash". Then the input power go back. Burst mode disabled. …
    • Resolved
    • Answered

  • UCD3138PSFBEVM-027: burst mode

    Resolved
    Part Number: UCD3138PSFBEVM-027 Hello I tested UCD3138PSFBEVM-027 At no load condition, there is no burst mode operation. Sync FET is on PWM switching How can I operate burst mode at light load.
    • Resolved
    • Answered

  • UCD3138PSFBEVM-027: IOUT_OC FAULT_LIMIT

    Resolved
    Part Number: UCD3138PSFBEVM-027 Hi, I tested IOUT_OC_FAULT_LIMIT function. When I changed the value of IOUT_OC_FAULT_LIMIT, the function operated in normal. But When I changed the value of IOUT_OC_FAULT_LIMIT under 5A , the IOUT_OC_FAULT_LIMIT operate and…
    • Resolved

  • UCD3138PSFBEVM-027: Change peak current mode control to a single loop voltage mode control

    TI Thinks Resolved
    Part Number: UCD3138PSFBEVM-027 Hello Guys, Good day. How can one change the peak current mode control to a single loop voltage mode control of UCD3138PSFBEVM-027 ? Thanks and regards, Art

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