• UCC256402: Dual 24V/10A output configuration

  

  Hisao Uchikoshi

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hi Experts, My customer wants to know if UCC256402 can support below output configuration. Vin : 48VDC+-20% Vout : 24VDC/10A, Dual output Isolation : primary-secondary, Vout1-Vout2 Regards, Uchikoshi

  • 5 days ago
  • Power management
  • Power management forum

• UCC256402: LO gate pulse

  

  Shuji Ishiwata

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hi All, I have a question about UCC256402 operation. The LO gate pulse is not switching correctly during burst mode operation. Can you tell me why it is not switching correctly? Or can you tell me how to confirm…

  • 18 days ago
  • Power management
  • Power management forum

• UCC256402: LLC is not working properly.

  

  Virendra Solanki

  Part Number: UCC256402 Other Parts Discussed in Thread: UCC256302 Tool/software: 6087.LLC_Controller.pdf LLC_Controller2.pdf Rectifier.pdf

  • 11 days ago
  • Power management
  • Power management forum

• UCC256402: SLUC675

  

  San P

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hello Team, SLUC675 excel sheet is used for half bridge LLC converter . Do you have any excel sheet for Full bridge LLC converter like SLUC675?

  • 2 months ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• UCC256402: HV Startup From HV DC Source with Pullup Resistor:

  

  Kishan Maharaj

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hello All, I have spent the last few weeks designing a PCB for a 480V-12V Isolated Resonant Half-Bridge-LLC DC-DC converter, rated for 240W. I have selected the UCC256402ADDBT Resonant Controller for this task, as…

  • 1 month ago
  • Power management
  • Power management forum

• UCC256402: nBWOV Reset Timing in UCC256402

  

  Seyedhamed Hosseinifadaki

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hi, I am working with the UCC256402 controller and have encountered some uncertainties regarding the nBWOV (Bias Winding Over Voltage Protection) feature. According to the datasheet, a BW OVP fault is triggered…

  • 5 months ago
  • Power management
  • Power management forum

• UCC256402: Can BW(pin8) be used as output overvoltage protection?

  

  Tommy

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hi E2E, We want to use the BW(pin8) to deal with output overvoltage protection. Can BW(pin8) be used as output overvoltage protection? BR

  • 3 months ago
  • Power management
  • Power management forum

• UCC256402: Questions in design about ISNS, VCR and RVCC

  

  Tommy

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hi E2E, We are designing a product with UCC256402A. if ISNS, VCR the capacitor CISNS and CVCR(upper & lower) can be designed as follow? ISNS sampling: C+R+R VCR sampling: C+R+C In addition, when the VCC power supply…

  • 3 months ago
  • Power management
  • Power management forum

• UCC256402: OTP

  

  Seyedhamed Hosseinifadaki

  Part Number: UCC256402 Other Parts Discussed in Thread: UCC28180 , Tool/software: Hi, I have a question regarding an AC/DC power supply. We're using UCC28180 for the PFC section and UCC256402 for the LLC section. During thermal testing under overload…

  • 5 months ago
  • Power management
  • Power management forum

• UCC256402: Application issues.

  

  Reed

  TI Thinks Resolved

  Part Number: UCC256402 Tool/software: Hi Team, According to the parameters on the schematic, using 431 for feedback is normal and stable. But when replacing the operational amplifier feedback, the output is set to 24-36V adjustable, and the upper and…

  • 5 months ago
  • Power management
  • Power management forum

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