• UCC28064A: Ucc28064a EVM

  

  Ronald Doctors

  TI Thinks Resolved

  Part Number: UCC28064A Tool/software: I need to know if the VCC input can be used for switching the system ON when power is already ON.? Currently we switch the AC input power on and off but would like to.leave that connected and just use the VCC. …

  • 4 months ago
  • Power management
  • Power management forum

• UCC28064A: UCC28064A 115VAC 3PHASE

  

  alikaan

  TI Thinks Resolved

  Part Number: UCC28064A Tool/software: Hi, Can I use the UCC28064A IC with below specs ? 115VAC 3phase line to line Output should be 390VDC nearly 2kW

  • 5 months ago
  • Power management
  • Power management forum
Answered

• UCC28064A: Mode and freqency of UCC28064A

  

  Takahara Motoki

  Resolved

  Part Number: UCC28064A Tool/software: Hi, TI I have two questions. Please give me an advice. 1 As shown below, there are cases where it operates in single mode and interleaved mode depending on the input conditions. Is this normal? I'm particularly…

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum

• UCC28064A: UCC28064A Recommended Operating Ranges

  

  Yoon Jongkyu

  Part Number: UCC28064A Tool/software: Hello. I am waiting for your reply. Thanks. ======================================== Hello Yoon, Thank you for bringing this matter to our attention. I have notified internal management of these issues…

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• UCC28064A: UCC28064A Recommended Operating Ranges

  

  Yoon Jongkyu

  Resolved

  Part Number: UCC28064A Tool/software: Hello. If you look at the datasheet of all semiconductor components, there are Absolute Maximum Rating and Recommended Operating Conditions. Also, some companies kindly include the following phrases. 1. Functional…

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• UCC28064A: UCC28064A Reset Mechanism

  

  Bekir Fincan

  Resolved

  Part Number: UCC28064A Tool/software: Hi, I want to reset UCC28064A when it latches due to some kind of faults such as CS-open, TSET -open and short operation, open loop, UVLO, external disable, brownout and redundant overvoltage (HVSEN). Although I…

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• UCC28064A: Adding a snubber circuit

  

  Hirotsugu Kobayashi

  Resolved

  Part Number: UCC28064A Tool/software: Hi team, Adding a snubber circuit will change the load that transitions between operating modes (burst, single, dual). Is it possible to use a snubber circuit? If so, are there any concerns about using a snubber…

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum

• UCC28064A: Incorrect Datasheet Formula for TSET resistor calculation

  

  BRANDON WEATHERLY

  TI Thinks Resolved

  Part Number: UCC28064A Tool/software: Hello, Please refer to the UCC28064A data sheet for the TSET resistor calculation, which controls the converter MOSFET on-time. This calculation is supposed to use the maximum expected inductor value, which would…

  • 1 month ago
  • Power management
  • Power management forum

• UCC28064A: ZCD Pin Voltage Rating - Confusion

  

  BRANDON WEATHERLY

  Part Number: UCC28064A Tool/software: My input VAC is 85V - 265V, which is a standard universal AC input. The maximum voltage rating for the ZCD pins is 4V, which is pretty low. The calculations in the data sheet state to choose a turns ratio such that…

  • 2 months ago
  • Power management
  • Power management forum

• UCC28064A: GDA and GDB output stopped

  

  Hirotsugu Kobayashi

  TI Thinks Resolved

  Part Number: UCC28064A Tool/software: Hi team, When VINAC becomes distorted, the pulses from GDA and GDB stop. What kind of protection circuit is in place? Yellow：VINAC、Green：IAC、Pin：GDA、Blue：GDB Best regards,

  • 3 months ago
  • Power management
  • Power management forum

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