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  • UCC28180: Power management forum

    Part Number: UCC28180 Other Parts Discussed in Thread: UC3854B , UC2854B Hello all, A long time ago: I asked a very similar question, at an earlier time in our project. At that time, we thought we resolved the issue, but turns out, it still needs improvement…

  • UCC28180: Simuration error with PSpice for TI

    Part Number: UCC28180 Hi Expert, My customer have an error on PSpice for TI with U CC28180 PSpice avarage model. Could you please give me your comment for the reason? Thanks Mukuno

  • RE: UCC28180: PFC circuit explosion

    Hi Jaemyeong, The UCC28180 EVM recommends applying the input AC voltage and then turning on the bias supply, but it should not affect the performance either way. Can you please post some waveforms to indicate the type of failure you are facing? Thank…

  • UCC28180: Vin is 230Vac/50Hz, Vout is set to 408V/850W, Vout has jitter

    Part Number: UCC28180 Dear Expert Vin is 230Vac/50Hz, Vout is set to 408V/850W, Vout has jitter: 380V to 430V,Pin6(Vsense):4.46V to 5.4V. When Pin6(Vsense) rises to 5.0V, the duty cycle slowly decreases, and the Gate will close when Pin6(Vsense) rises…

  • UCC28180: UCC28180 PMP8740

    TI Thinks Resolved
    Part Number: UCC28180 Hi! We are designing a charger board in which we added a UCC28180 chip for PFC boost conversion. we followed the circuit from the reference design of TI PMP8740 reference design | TI.com . The schematics of our design are attached below…

  • TIDA-00443: TIDA-00443,TIDA-0153,UCC28180,bias power,PFC

    TI Thinks Resolved
    Part Number: TIDA-00443 Other Parts Discussed in Thread: TIDA-01503 , Can I use TIDA-01503 board bias power to the TIDA-00443 ? Is there any other better suggestion?

  • UCC28180: Protection for VSENSE open

    TI Thinks Resolved
    Part Number: UCC28180 Hi team, Does the UCC28180 have a protection when the VSENSE pin accidentally becomes open (= OVP)? Regards, Hayashi

  • UCC28180: Searching TI solution

    Part Number: UCC28180 Other Parts Discussed in Thread: UCC28600 , UCC28051 Hi Team, There is a good new that Customer is searching TI solution Do we have a product that can compete with " SSL8516T " ? Customer spec as following Vin : 90Vac~…

  • UCC28180: About SW mosfet rms current of CCM PFC

    TI Thinks Resolved
    Part Number: UCC28180 Hello TIer, I have question about PSDS paper. as paper mention, may I know the K1, K2, K3 represent which parts factor? there have detail mathematical derivation? https://www.ti.com/seclit/ml/slup348/slup348.pdf?ts=1658287596211&ref_url…
    • Answered

  • UCC28180: Frequency Dithering example

    Resolved
    Part Number: UCC28180 Other Parts Discussed in Thread: TLV3201 Hi, I'm trying to simulate a PFC Dithering circuit based on the SLUA704 document using a UCC28180 and TLV3201. R4 and C1 are designed to get a dither rate of 2kHz. However, using the given…
    • Resolved

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