• UCC28180: selected the right PFC Choke

  

  John

  TI Thinks Resolved

  Part Number: UCC28180 When dimensioning a PFC circuit based on UCC28180, we will use the excel tool from TI. When calculating the technical parameters of the PFC choke, the maximum peak current IL_PEAK is 17.5A and the boost inductor value LBST is 0.130mH…

  • 5 months ago
  • Power management
  • Power management forum

• UCC28180: UCC28180

  

  Venkatesh B

  TI Thinks Resolved

  Part Number: UCC28180 Other Parts Discussed in Thread: UCC28019A Hi I have used UCC28180 IC for front end PFC operation at 1KW power EV charger I am assigned to reduce to Power rating of 480W and 250W using same circuit. Despite PFC not mandate for less…

  • 8 months ago
  • Power management
  • Power management forum

• UCC28180: Regarding boost inductor selection

  

  hema danda

  TI Thinks Resolved

  Part Number: UCC28180 Hi I am designing a 2.5KW PFC with ucc28180. Vinmin=160 Vinmax= 270 Efficiency expected= 98 Vout= 400V Based on a 40 percent ripple ( Inductor current) I calculated the boost inductor is 156uH. I have the following questions 1) Whether…

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

• UCC28180: Outputvoltage 150...200V

  

  John

  Resolved

  Part Number: UCC28180 For a project with BLDC motor, we need a PFC circuit which has an input voltage range of approx. 90V...130V and a max. output voltage of approx. 150...200V (not yet finalised).The output power should be approx. 800W. We have already…

  • Resolved

  • 6 months ago
  • Power management
  • Power management forum
Answered

• UCC28180: 1750W Output Voltage Not Stable

  

  Nishanth M

  Resolved

  Part Number: UCC28180 Other Parts Discussed in Thread: UCC27524 Hello Team, We have designed the 1600W PFC design using the UCC28180. We are using the same chip for the different designs like 450W, 600W & 900W works well. But in the higher power 1750W…

  • Resolved

  • 6 months ago
  • Power management
  • Power management forum

• UCC28180: Not getting PWM pulse on 8th pin of UC28180

  

  Balakrishna Marripati

  TI Thinks Resolved

  Part Number: UCC28180 Hi Team, I am not able to see pwm pulses at 8th pin of UC28180, I was applied 14.5Vcc at 7th pin. Thanks and Regards, Balakrishna

  • 5 months ago
  • Logic
  • Logic forum
Answered

• UCC28180: 3phase PFC using ucc28180

  

  vasudev mr

  Resolved

  Part Number: UCC28180 Hi, I am designing a 3phase pfc.I am planing to use single boost converter which is followed by a 3 phase rectifier(I know that getting 3phase sinewave is not possible and THD will be 32%,its ok for me). Please refer the image for…

  • Resolved

  • 10 months ago
  • Power management
  • Power management forum

• UCC28180: Square wave DC Input

  

  WB

  TI Thinks Resolved

  Part Number: UCC28180 Hello, Could you please advise how the chip will behave if the input is a Square wave DC, switching between 0V and 400V at 400Hz? I am wondering if this controller is going to limit the inrush current to the bulk cap at every switching…

  • 7 months ago
  • Power management
  • Power management forum

• RE: UCC28180: The power factor is poor in circuits using UCC28180

  

  Ulrich Goerke

  Hello Conor, I have not received any further reply to my last private email on Oct 24, 2023 regarding this issue, so I will close out this thread. Regards, Ulrich

  • 10 months ago
  • Power management
  • Power management forum

• UCC28180: Can the chip achieve a power factor (PF) of not less than 99% for power levels above 120W, and a PF of not less than 90% for power levels below 120W?

  

  WU QINGLONG

  TI Thinks Resolved

  Part Number: UCC28180 Tool/software: We need to realize the power more than 120W PF value not less than 99%, power less than 120W PF not less than 90%, the maximum power of 250W, UCC281180DR this chip can be realized? According to the 350W circuit design…

  • 4 months ago
  • Power management
  • Power management forum

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