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  • UCC25800-Q1: With Trafo 750317493

    TI Thinks Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC25800 Tool/software: Hello, I need a power supply for a gate driver. I am considering using the UCC25800 for this. The transformer should be the 750317493. I don't have a great alternative, as…
    • Answered

  • UCC25800-Q1: Unencrypted spice model

    Resolved
    Part Number: UCC25800-Q1 Tool/software: Hi Expert I am currently simulating our design in PSpice environment, and facing some convergence issues, can I get unencrypted spice model of the UCC25800-Q1? Thanks and Regards Unnimaya.V
    • Resolved
    • Answered

  • UCC25800-Q1: OCP2 fault is triggering

    Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC25800 Tool/software: Hi Expert Iam designing a ~5.4W supply with UCC25800-Q1 with paralleling Three 1.8W transformers. Vin=24V transformer(750319331) turns ratio 1:1, Fsw 270kHz, voltage doubler…
    • Resolved

  • UCC25800-Q1: Un-encrypted Spice model

    TI Thinks Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC25800 Tool/software: Hi, I've seen people posting questions on UCC25800 with their simulation results from Ltspice, we are simulating our design in Pspice environment as of now, and facing some…

  • UCC25800-Q1: Simulation error keeps coming when i tried to simulate UCC21551 with UCC25800

    TI Thinks Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC21551 , UCC25800 Tool/software: Hi , i was trying to simulate the UCC21551 gate driver section with UCC25800 as power supply to it, Ucc21551 part was working but we i tried integration with UCC25800…
    • Answered

  • UCC25800-Q1: ISO power supply for AFE, ADC and digital

    Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: ADS8900B , SN6501 , TIDA-01035 , , ADS127L21 , ADS125H02 , PGA855 , UCC25800 Tool/software: The traditional design used to rely on push-pull drivers. Analog Devices and TI have used this solution in…
    • Resolved
    • Answered

  • UCC25800-Q1: External sync frequency range after handshake

    Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC25800 Tool/software: Hello, I want to use the UCC25800 in a feedback-controlled LLC configuration. I have the following question: On datasheet page 14, Chapter 8.83.3, External synchronization…
    • Resolved

  • UCC25800-Q1: OCP triggering when 3 parallel transformers used to get three outputs.

    TI Thinks Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC25800 Tool/software: Hi steven, I tried simulating this ucc25800 with three transformers in parallel to get three isolated outputs, as you said in another thread, i have given a source supply…
    • Answered

  • UCC25800-Q1: UCC25800-Q1

    Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC25800 Tool/software: On page no.31 of the datasheet of UCC25800-Q1, the value of parasitic capacitance at pin SW is mentioned as 170pF. Is this the parasitic output capacitance value across…
    • Resolved
    • Answered

  • UCC25800-Q1: Maximum current during soft start

    Resolved
    Part Number: UCC25800-Q1 Other Parts Discussed in Thread: UCC25800 , Tool/software: Hi, I'm designing a ~2..3W supply with UCC25800: Vin=24v transformer turns ratio 1:1, fsw 500kHz, voltage doubler rectifier. I wonder how much output capacitance is permitted…
    • Resolved

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