• RE: UCC28951-Q1: Cycle-by-Cycle Current Limit UCC28951

  

  Mike O'

  Hello, Your Vgs signal does not look correct. Are you driving the FET with enough current? Please note you have to use gate drivers when using the UCC28951. I have used shim inductor in the H BRidge and have not had any issues. The following link will…

  • 1 month ago
  • Power management
  • Power management forum

• UCC28951-Q1: LLC Controller

  

  Priyanka Kumari

  TI Thinks Resolved

  Part Number: UCC28951-Q1 Other Parts Discussed in Thread: UCC28951 How to manage LLC voltage & current requirements received on CAN?

  • 10 days ago
  • Power management
  • Power management forum

• UCC28951-Q1: LLC Controller

  

  Priyanka Kumari

  TI Thinks Resolved

  Part Number: UCC28951-Q1 Other Parts Discussed in Thread: UCC28951 , 1.Is there any workbench available to calculate size of components used in LLC(Ex- resonant capacitor, resonant inductor, magnetizing transformer, secondary and primary Switches)? …

  • 10 days ago
  • Power management
  • Power management forum

• UCC28951-Q1: Can I confirm the electrical characteristic data of UCC28951-Q1?

  

  Soichi Nishimura

  TI Thinks Resolved

  Part Number: UCC28951-Q1 Other Parts Discussed in Thread: UCC28951 Hi team, Our customer, Mitsubishi, asked some questions to UCC28951-Q1. Could you answer the following questions? (1) Customer wants to confirm the actual voltage value in figure 6-19…

  • 2 months ago
  • Power management
  • Power management forum

• UCC28951-Q1: UCC28951QPWRQ1 vs ucc28951PWR

  

  Adam Daluga

  TI Thinks Resolved

  Part Number: UCC28951-Q1 Other Parts Discussed in Thread: UCC28951 Hello, I would like to use UCC28951QPWRQ1 as a drop-in replacement for UCC28951PWR. Can you please confirm that the only difference between these parts is that the UCC28951QPWRQ1 is the…

  • 19 days ago
  • Power management
  • Power management forum
Answered

• UCC28951-Q1: UCC28951QPWRQ1 vs. UCC28951PWR

  

  Christopher Arntzen

  Resolved

  Part Number: UCC28951-Q1 Other Parts Discussed in Thread: UCC28951 I would like to use UCC28951QPWRQ1 as a drop-in replacement for UCC28951PWR. Can you please confirm that the only difference between these parts is that the UCC28951QPWRQ1 is the automotive…

  • Resolved

  • 19 days ago
  • Power management
  • Power management forum

• UCC28951-Q1: UCC28951-Q1

  

  RIZWAN

  TI Thinks Resolved

  Part Number: UCC28951-Q1 Other Parts Discussed in Thread: UCC28951 Hi, Shall we use this UCC28951-Q1 IC for 6kW Full bridge phase shift topology SMPS design?

  • 4 months ago
  • Power management
  • Power management forum

• UCC28951-Q1: Peak Current Mode Control

  

  Di Pan

  TI Thinks Resolved

  Part Number: UCC28951-Q1 Other Parts Discussed in Thread: UCC28951 Hi, I am trying to build a non-spice simulation model for a dc/dc converter controlled by UCC28951. The description of peak current mode control is not very detailed in the datasheet. Is…

  • 1 month ago
  • Power management
  • Power management forum

• UCC28951-Q1: Disabling Hiccup Mode

  

  Connor Connaughton

  TI Thinks Resolved

  Part Number: UCC28951-Q1 Hi Team, I was curious if there is a way to disable hiccup mode for the UCC28951-Q1. I see in the datasheet it explains the below. Is there anything else I should be doing other than placing a pullup resistor of 261 k Ω between…

  • 2 months ago
  • Power management
  • Power management forum

• UCC28951: Power Supply

  

  Ravi

  TI Thinks Resolved

  Part Number: UCC28951 Other Parts Discussed in Thread: UCC28950 Hi, Please suggest me the Circuit diagram for 3.3KW power Supply. Input Voltage: 90-300V AC Output Voltage (VOUT) : 84V 40A Continuous Output Power (POUT): 3.3KW Full Load Efficiency: 90…

  • 2 months ago
  • Power management
  • Power management forum

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