• TPS62140: tps62140 snubber

  

  user5968756

  TI Thinks Resolved

  Part Number: TPS62140 Hi Admin, I'm design the TPS62140 for the below application. As in my general design experience, we seldom use the snubber for Iout less than 5A. Do we really need stuff the snubber circuit? Have you ever see any design case that…

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

• TPS62140: SHutdown current specification

  

  Mark Guastaferro

  TI Thinks Resolved

  Part Number: TPS62140 Other Parts Discussed in Thread: TPS62150 , , The TPS62140 data sheet shows the shutdown current as 1.5 uA typical but 25 uA max. Is this correct? The spec over temperature is only 4 uA max. TPS62140A and TPS62150 are similar. I suspect…

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

• TPS62140: Inverting back boost with over 6Vout

  

  Hirokazu Takahashi

  TI Thinks Resolved

  Part Number: TPS62140 Other Parts Discussed in Thread: TINA-TI , TPS62147 , TPS62148 , , TPS62136 Dear Support team, Could you please let me confirm some points when using this TPS63140 as a inverting back boost converter discribing in Application Report…

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

• TPS62140: TPS62140: Could I leave VOS pin unconnected

  

  user6041007

  TI Thinks Resolved

  Part Number: TPS62140 Other Parts Discussed in Thread: TPS62147 , TPS62148 , Hi team I need to get a 3V to 12V programmable output voltage with 2A capability using TPS61240 ; 1, Why output voltage of TPS61240 is limited within 0.9V~6V? 2,I want to trim the FB…

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

• TPS62140: What happens if VOS Pin 14 goes open circuit?

  

  Isee

  TI Thinks Resolved

  Part Number: TPS62140 Hi Team, What happens if VOS PIN 14 suddenly goes "open circuit"? Device is being used to go from 12V to 3V3. Regards Andreas

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

• TPS62140: QFN solder reliability

  

  Mark Guastaferro

  TI Thinks Resolved

  Part Number: TPS62140 Do we have any information or data that compares the solder reliability of the QFN package device to a leaded alternative such as SOT23? This is more of a general package question but this came up when comparing the TPS62140 to some…

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

• TPS62140: EN Pull-Down connected when initially floated

  

  Michael Balourdas

  TI Thinks Resolved

  Part Number: TPS62140 Hello, I would just like to clarify something about the EN pin from the datasheet: If the EN pin is initially kept floating, does that mean the pull-down is never connected? Or will the internal pull-down be connected any time…

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

• TPS62140: TPS62140EVM-505 EVM issue

  

  David Yang2

  TI Thinks Resolved

  Part Number: TPS62140 Hi, We tested TPS62140EVM with input voltage 17V and got the waveform as below. We didn't know why the input voltage becomes up to 20V. And it becomes unstable.

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

• WEBENCH® Tools/TPS62140: Issue while simulating in TINA software

  

  Rewati Kotgire

  TI Thinks Resolved

  Part Number: TPS62140 Tool/software: WEBENCH® Design Tools Hello, I am using TPS62140 buck converter in one of my designs. You can check snap of design as below. All the connections are as mentioned in the datasheet. I simulated the design in Webench…

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

• TPS62140: TPS62140

  

  benny maymon

  TI Thinks Resolved

  Part Number: TPS62140 Other Parts Discussed in Thread: TPS62147 What can cause to Low-side MOSFET shorten,during start-up testing? Vin 12v ,Vout 3.3v ,Iout 0.5A.

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

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