Answered

• RE: LM5145: My LM5145 board doesn't work.

  

  Timothy Hegarty

  Resolved

  Great, thank you.

  • 11 days ago
  • Power management
  • Power management forum

• LM5145: LM5145 is overheating

  

  leng shen

  TI Thinks Resolved

  Part Number: LM5145 Tool/software: 0363.LM5145_quickstart_calculator_A5.xlsm I am using LM5145 in my board as 40V regulator. Input voltage is 48V. When input 48V, the board is overheating and so LM5145 has been damaged. I designed the circuit by using the…

  • 26 days ago
  • Power management
  • Power management forum

• LM5145: My LM5145 board doesn't work.

  

  leng shen

  TI Thinks Resolved

  Part Number: LM5145 Tool/software: hi I am working with LM5145 board. But my LM5145 board doesn't work properly. Input voltage is 48V and my design is 40V output. But output is 0V and LM5145 IC is overheating. Please review my schematic and help me…

  • 26 days ago
  • Power management
  • Power management forum
Answered

• LM5145: What is the max output power?

  

  Kei Kuwahara

  Resolved

  Part Number: LM5145 Tool/software: Hello team, What would be the max output power possible by LM5145? I know it will depend on external FETs, but is there any maximum power? Also, the max IOUT of LM5145 is stated as 30A from TI.com. How was 30A decided?…

  • Resolved

  • 8 days ago
  • Power management
  • Power management forum
Answered

• LM5145-Q1: Is series operation possible?

  

  Hideaki Douguchi

  Resolved

  Part Number: LM5145-Q1 Other Parts Discussed in Thread: LM5145 , Tool/software: Hello support teams. I would like to operate converters that use LM5145 in series. Is series operation possible with LM5145? I am concerned that if there is a difference…

  • Resolved

  • 26 days ago
  • Power management
  • Power management forum

• LM5145: Synchronous Buck Converter

  

  Mohammed Arhaan Pasha

  TI Thinks Resolved

  Part Number: LM5145 Tool/software: Dear Texas Team, We are planning to integrate the LM5145RGYR IC into our system and require a suitable simulation tool for evaluation purposes. Kindly share the relevant tool or resources at the earliest. We look forward…

  • 1 month ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• LM5145: Total power consumption of the device

  

  Kei Kuwahara

  TI Thinks Resolved

  Part Number: LM5145 Tool/software: Hello team, What would be the total power consumption from LM5145 itself? Is there any methods/equations to calculate it? Best Regards, Kei Kuwahara

  • 1 month ago
  • Power management
  • Power management forum
Answered

• RE: LM5145-Q1: Inquiry Regarding Output Voltage Behavior When Disabling LM5145-Q1 Buck Converter

  

  Timothy Hegarty

  Resolved

  Hi Makel, If Cout is 220uF/20mΩ plus 4 x 47uF ceramic, the total Cout is not 75uF. It is approximately 220uF + 4 x ~20uF = 300uF, and I would estimate the effective ESR at 5mΩ. Here is a file to help estimate that- 2022.Parallel Capacitors…

  • 3 months ago
  • Power management
  • Power management forum

• LM5145: Output voltage behaviour

  

  Ashwini ms

  TI Thinks Resolved

  Part Number: LM5145 Tool/software: Hi Team, We have used LM5145 part to generate 19.5 A and 0.85V core voltage for FPGA. This part is enabled through a LTC2977 power sequencer. What will be the regulator output voltage behavior when no load is connected…

  • 2 months ago
  • Power management
  • Power management forum
Answered

• LM5145: Abs max rating

  

  Kei Kuwahara

  Resolved

  Part Number: LM5145 Tool/software: Hello team, My customer would like to know the Abs max rating of the pins listed on the table below. Would it be possible to fill in the table? I couldn't find information on the datasheet. 　 Min Max U…

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum

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