Answered

• LM5156EVM-BST: MOSFET Q1 change

  

  ErwanLG marport

  Resolved

  Part Number: LM5156EVM-BST Tool/software: Hello, I have noticed that the BOM in the user guide (and the same in the altium file) say that the MOSFET Q1 is the onsemi NVMFS5C670NL but on our eval board the MOSFET is infineon IAUC60N04S6L039. The eval…

  • Resolved

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

• LM5156EVM-BST: PSPICE for TI Flyback circuit simulation won't run

  

  Joy Gary

  Resolved

  Part Number: LM5156EVM-BST Other Parts Discussed in Thread: LM5156 Tool/software: I'm trying to simulate the flyback topology for this chip but can't get the PSPICE simulation to run. The simulation is straight from TI and loaded into PSPICE for TI and…

  • Resolved

  • over 2 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum
Answered

• LM5156EVM-BST: change configuration

  

  Gaston Schelotto

  Resolved

  Part Number: LM5156EVM-BST The LM5156EVM board is set to work with Vinmax:12V and Vout=12V-3A However I'd need to change it in order to meet this paramenters: Vin: 15V Vout: 24V Iout: 1A What changes do I have to take into account to do this? …

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum

• LM5156EVM-BST: UVLO problem

  

  Fred Cheng

  TI Thinks Resolved

  Part Number: LM5156EVM-BST Other Parts Discussed in Thread: LM5156 Hi team, this is UVLO spec in LM5156 EVM I try to replicate it with calculator but.. but the result show totally different value. (25.886K not 80.6K) why?

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• LM5156EVM-BST: EVM revised recommendation

  

  Fred Cheng

  Resolved

  Part Number: LM5156EVM-BST Other Parts Discussed in Thread: LM5156 Hi team, 1.My customer want 65V Vout for monitor application, what should we change aside from the FB resistor on original EVM? 2. would you elaborate any advantage regarding transient…

  • Resolved

  • over 4 years ago
  • Power management
  • Power management forum
Answered

• LM5156EVM-BST: Input voltage greater than 12V

  

  TJ

  Resolved

  Part Number: LM5156EVM-BST Is there a way to allow the EVM to support input voltages greater than 12V? My customer needs to evaluate the part up to 42V. Maybe I'm missing something in the user guide for the EVM. I do see that the IC has a 60V Vin max…

  • Resolved

  • over 4 years ago
  • Power management
  • Power management forum

• LM5156EVM-BST: 200Vdc Biasing Output Voltage

  

  Darren (FAE)

  Part Number: LM5156EVM-BST Other Parts Discussed in Thread: LM5156 I am looking at modifying the EVM to test some design ideas for 200Vdc, with 15Vdc input. I am considering using the output set to 50V, and then using the diode/cap voltage "doubler" to…

  • over 4 years ago
  • Power management
  • Power management forum

• LM5156EVM-BST: Can I get the Altium design files for the EVM board

  

  ajayt

  TI Thinks Resolved

  Part Number: LM5156EVM-BST Hi Can I get the Altium files fro the EVM board will will speed up my layout design, many thanks in advance

  • over 5 years ago
  • Power management
  • Power management forum
Answered

• RE: LM5156: Boost converter 40V to 160V with LM5156EVM

  

  jerome tual

  Resolved

  Hi, See attached schema of the LM5156EVM modified LM5156EVM MPT.pdf The Duty cycle is not constant: this design looks like unstable, due to the regulation mode in current ? Jerome

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

• LM51561H: Question about EN/UVLO/SYNC pin

  

  Austin Do

  Resolved

  Part Number: LM51561H Other Parts Discussed in Thread: LM5156EVM-BST Tool/software: Hello team, If EN and SYNC are used(UVLO is not used), how to connect both EN signal and SYNC signal with this one pin? Is an additional FET required? Best Regards…

  • Resolved

  • over 2 years ago
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  • Power management forum

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