Answered

• TPS54541: Handling Power Good (PG) Pin in TPS54541

  

  Natesan Sambasivam

  Resolved

  Part Number: TPS54541 Tool/software: Hi, We are designing a 24V/5A power supply using the TPS54541 with a 28V input supply . We do not require the Power Good (PG) functionality in our design. Could you please confirm if it is safe to leave the PG…

  • Resolved

  • 9 months ago
  • Power management
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• TPS54541: Output capacitor selection- can I use ceremic?

  

  SEN LIN

  TI Thinks Resolved

  Part Number: TPS54541 Hi， I am designing a buck to convert 9v~32v DC input to 4.5v. Max. load is about 20w, which means max load could reach around 4.5A. System load of my product may be dramatically changed from <500mA to max. load so the voltage…

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

• TPS54541: URGENT ! Wrong Regulation under Load, Good Regulation under No Load

  

  Ignacio Diz

  Resolved

  Part Number: TPS54541 Other Parts Discussed in Thread: LM5085 Hi Our 5 channel battery charger for marine radio beacons consists in 5 constant current channels at 0.4A each Also temperature is quite high (would be fine to go with external mosfet solution…

  • Resolved

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

• TPS54541: Negative voltage output Monitoring Problem

  

  Ganesh C

  Resolved

  Part Number: TPS54541 Hi, We have used the TPS54541 IC for +12V & -12V generation. It is working. But when we probe the -12V regulator for current measurement, the IC output was shorted with Ground. (Just Ammeter connected as per diagram, and powered…

  • Resolved

  • over 3 years ago
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Answered

• TPS54541: TPS54541 Current Limit

  

  HYY

  Resolved

  Part Number: TPS54541 The TPS54541 is supposed to allow 5V 5A output, but I found that following circuit limits the current output at 2.3A. Anyway can I adjust the current limit?

  • Resolved

  • over 6 years ago
  • Power management
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Answered

• TPS54541: Output oscillating

  

  Joshua Kliment1

  Resolved

  Part Number: TPS54541 Problem The output of my TPS54541 design is unstable regardless of load (I didn't push the load above 500 mA in fear of damaging the device) Specifications Vin = 24 V Vout = 5V Iout = 0 - 5 A Oscilloscope…

  • Resolved

  • over 5 years ago
  • Power management
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Answered

• TPS54541: Regulator not able to load beyond 500mA

  

  Vishal Kakade

  Resolved

  Part Number: TPS54541 Hi Experts. I have designed a buck converter with the below specifications. Vin: 18V to 36V (Vin Nominal is 24V) Vo: 12V at 5A. I am using the same circuit as recommended by Webench. The only difference is, I have connected…

  • Resolved

  • over 4 years ago
  • Power management
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• TPS54541: EMC performance and drop out voltage

  

  Jan Bock

  TI Thinks Resolved

  Part Number: TPS54541 Hi Team, my customer has issues with EMI performance and to early drop out of the device. Now he wants either improve the design or needs a better suggestion for a other Buck-converter: Unfortunately, the results of the TPS54541…

  • over 4 years ago
  • Power management
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• RE: WEBENCH® Tools/TPS54541: webench design validity for TPS54541

  

  David Baba

  Hello Iwata, The Phase and Gain margins for the two designs you attached look adequate. Hope this helps? David.

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

• TPS54541: What's the maximum duty (minimum off time ) of TPS54541

  

  Shaquille Chen

  Resolved

  Part Number: TPS54541 Dear Team, As title, what's the maximum duty (minimum off time ) of TPS54541? I cannot find minimum off time request of this device. Thanks Shaq.

  • Resolved

  • over 7 years ago
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