Answered

• RE: TPS25944A: Atypical usage of PGTH and reverse polarity protection

  

  Arnaud Puret

  Resolved

  Hi Kunal, Thanks for your reply. This is a specific usage to reduce part count needed to conform an input connected to a mechanical switch through a cable (re-use not needed E-Fuse function instead of adding discrets components). It provides transient…

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

• RE: TPS25944A: alarming number of destructive failures (smoke and fire)

  

  Josh Heiner

  Resolved

  I think we have solved our own problem: scope measurements showed that the the voltage on the output of the TPS25944A showed that was in excess of its maximum ratings. I realized the folly in my own thinking was assuming that the fast mode decay of…

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

• TPS25944A: request to remove schematic file on the attached link.

  

  Dexter Choi

  Resolved

  Part Number: TPS25944A Dear Sir, could you remove schematic file in below link? my customer want to be removing schematic because of security. https://e2e.ti.com/support/power-management/f/196/t/921436?tisearch=e2e-sitesearch

  • Resolved

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

• TPS25944A: p2p device with higher current rating

  

  Anthony Lang

  Resolved

  Part Number: TPS25944A Other Parts Discussed in Thread: TPS25982 Hi team, My customer is requesting for a higher current p2p solution TPS25944A which supports 3.3Vin and >8A Iout. Do we have this kind of solution or non p2p device but support higher…

  • Resolved

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

• TPS25944A: FLT and PGOOD current capability

  

  d_zero

  Resolved

  Part Number: TPS25944A Dear *, how much current can TPS25944A drive from FLT and PGOOD pin to direct drive a LED? Or do we need to add MOSFET? Best Regards, David.

  • Resolved

  • over 6 years ago
  • Power management
  • Power management forum

• RE: TINA/Spice/TPS25944a: TPS25944A PSPICE model iMon output not working

  

  Nikhil Gupta (Product Folder Models)

  Kellee, Your guess is correct (we should have used a current source but accidentally used a voltage source there). We will have someone look at this and fix it. Thanks for pointing this out.

  • over 8 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum
Answered

• TPS25944A: Suspicious behavior, probably reverse current related

  

  Reno

  Resolved

  Part Number: TPS25944A Other Parts Discussed in Thread: TPS25940-Q1 Hello, I'm using the TPS25944A as an eFuse according to the attached schematic. The circuit needs quite a lot of capacitors because of other schematic aspects. What I observe is that…

  • Resolved

  • over 6 years ago
  • Power management
  • Power management forum
Answered

• TPS25944A: request schematic review

  

  TS Yang

  Resolved

  Part Number: TPS25944A Hi, Please let me know whether there's any potential problem on below schematic. 1. OVLO/OVP : 4.6V~5.7V 2. Current Limit : 2.1A TPS25944A_SCH_REV01_20180221C.PDF thanks, TS

  • Resolved

  • over 7 years ago
  • Power management
  • Power management forum

• TPS25944A: Reliability in a short circuit / auto retry condition

  

  Don Schelle

  TI Thinks Resolved

  Part Number: TPS25944A Hello, Need a second opinion on this: The TPS25944A monitors overcurrent situations and shuts off and retries indefinitely. Is there any limitation from a failure point of view on how many retries the part can tolerate in…

  • over 6 years ago
  • Power management
  • Power management forum
Answered

• TPS25944A: question about load and durability

  

  TS Yang

  Resolved

  Part Number: TPS25944A Other Parts Discussed in Thread: TPS24751 Hi, 1. Is the current limit error of +/- 8% at 5.3A, and is it OK to use for 12V / 5A power line? 2. Continue to 12V / 5A Power. Please check if there is any problem in using the…

  • Resolved

  • over 7 years ago
  • Power management
  • Power management forum

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