• TPS54340: TPS54340DDAR design changed

  

  Tak Lung Chan

  TI Thinks Resolved

  Part Number: TPS54340 Dear Sir/Madam Good day. We have recieved customer information about TPS54340DDAR. It seems there has a design change of TPS54340DDAR, since the marking and the structure of this item is totally different from original one we…

  • 2 months ago
  • Logic
  • Logic forum

• TPS54340: TPS54340DDAR design changed

  

  Tak Lung Chan

  TI Thinks Resolved

  Part Number: TPS54340 Dear Sir/Madam Good day. We have recieved customer information about TPS54340DDAR. It seems there has a design change of TPS54340DDAR, since the marking and the structure of this item is totally different from original one we…

  • 2 months ago
  • Logic
  • Logic forum

• TPS54340-Q1: The LAYOUT review

  

  Tommy

  TI Thinks Resolved

  Part Number: TPS54340-Q1 Other Parts Discussed in Thread: TPS54340 Hi E2E, We found that when the input power supply experiences a few hundred nano-seconds of overvoltage pulse through our TPS54340, this overvoltage pulse will pass through the TPS54340…

  • 9 months ago
  • Power management
  • Power management forum

• TPS54340: Issue at the transient load response of TPS54340.

  

  V S

  TI Thinks Resolved

  Part Number: TPS54340 Other Parts Discussed in Thread: LM25011 Tool/software: Hello We are facing issue at the transient load response of TPS54340. From transition of output load current from 0A to 2A. The output of TPS54340 dropping from 5V to 4…

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

• TPS54340: TPS54340 spice model

  

  user3669088

  TI Thinks Resolved

  Part Number: TPS54340 過電流検出を6.5Aに設定してspiceシミュレーションを実施したいのですが、モデルのどこを編集すれば良いか、ご教示いただけないでしょうか。 よろしくお願いします。 I would like to run a spice simulation with overcurrent detection set to 6.5A, but could you please tell me where to edit the model? Best regards…

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• TPS54340: TPS54340 input current spike double than stable current .

  

  Tapajit Mondal

  Resolved

  Part Number: TPS54340 converting +27V to +11V , inrush at input voltage taking 650mA then stable at 305mA ,what is creating problem for attached circuit .

  • Resolved

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• TPS54340: TPS54340 & TPS54340B - Differences

  

  Vincent Lin

  Resolved

  Part Number: TPS54340 Dear Sir: TPS54340 & TPS54340B - Differences 1. What is the difference between TPS54340 & TPS54340B? 2. Is TPS54340B Spec the same as TPS54340? 3. Is TPS54340B compatible and pin to pin with TPS54340? Please check to reply…

  • Resolved

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

• TPS54340: TPS54340DDAR marking change Inquiry on IC characteristics difference according to PCN

  

  Grady Lee

  Resolved

  Part Number: TPS54340 Tool/software: Hi, TI expert The customer has been supplied with device with the marking on the right side of the table below since 2024. As mentioned in the table above, there is a problem where reset occurs when a power surge…

  • Resolved

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

• TPS54340: Circuit for 12V Output

  

  Priyanshu Vanigota

  TI Thinks Resolved

  Part Number: TPS54340 Tool/software: Hello, Can you please review the design of TPS54340DDAR. I have attached a PDF file of the same. PFA. Awaiting for your valuable feedback Thanks TPS54340DDAR.pdf

  • over 2 years ago
  • Power management
  • Power management forum

• TPS54340: Webench fails with transient simulations

  

  Carlos Arnau

  TI Thinks Resolved

  Part Number: TPS54340 Hi, I want to compare simulations between a bad optimized desging with wrong values for the compensation network with a design optimized. I already do this with other designs using this part with different parameters (i.e 12v output…

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

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