• TPS54120: Abnormal short circuit at the PH pin of the TPS54122 power supply circuit

  

  Ran Qian

  Part Number: TPS54120 Other Parts Discussed in Thread: TPS54824 , TPS54122 I designed a two-stage power supply based on your company’s reference design, using one TPS54824 and multiple TPS54122 devices. The 12 V DC input is stepped down to 5.6 V by the…

  • 2 months ago
  • Power management
  • Power management forum

• TPS54120: TPS54120

  

  Alaa Aborahma

  TI Thinks Resolved

  Part Number: TPS54120 Other Parts Discussed in Thread: TPS54122 I was unable to find part TPS54122RHLR on your website only TPS54120. My question is what is the suggested replacement for TPS54122RHLR? What are the difference.

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

• TPS54120: TPS54120 input pin burned

  

  jeno.zhang

  Part Number: TPS54120 Hi TI, The circuit diagram is shown in the attachment. The current is about 300mA, and the input pin is burned. What are the possible reasons?

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

• TPS54120: Buck DCDC with built-in LDO

  

  Conor

  TI Thinks Resolved

  Part Number: TPS54120 Hi, Are there any DCDC with built-in LDO such as TPS54120 that support supply voltage of 36V or higher? We are asking because we cannot sort DCDC with built-in LDO. https://www.ti.com/power-management/non-isolated-dc-dc-switching…

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

• TPS54120: Layout Review

  

  Shyam Daram

  Resolved

  Part Number: TPS54120 Other Parts Discussed in Thread: TPS62913 , TPS62912 , I am using TPS54120RGYT for Power supply to Analog Supply Below are my Schematic and Layout, Requested for comments. Kindly review my layout for any blunt flaws, i have followed…

  • Resolved

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

• TPS54120: Configuring TPS54120RGYT for 2.5V output with 12V supply

  

  Shyam Daram

  Resolved

  Part Number: TPS54120 Hi Kinldy let me know the correct or proper vlaues for generating 2.5V/1A output from TPS54120RGYT with a 12V input source

  • Resolved

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

• TPS54120: Power Supply Schematic Review for Reduced Noise

  

  Shyam Daram

  TI Thinks Resolved

  Part Number: TPS54120 Other Parts Discussed in Thread: ADC3669 , THS4541 , , TPS62913 , TPS62912 Hi, Below are my three different needs of powersupply for low noise applications(Analog Front end using THS4541 and ADC3669) for which i have chosen TPS54120…

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

• TPS54120: TPS54120 with 6V output

  

  Jon Bean1

  Resolved

  Part Number: TPS54120 Hi I am using the TPS54120 with a 12V input and I want a 6V output. I have calculated the feedback resistors of the switcher to give a 6.5V input to the LDO. When I power up the circuit I only see around 6V going into the LDO input…

  • Resolved

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

• TPS54120: much smaller package than TPS54120

  

  Jing Ji

  Part Number: TPS54120 Other Parts Discussed in Thread: TPS62743 hi all now my customer wants a device : 300mA DCDC (5V --> 3.3V) +100mA LDO(3.3V --->1.8V) and I find TPS54120 is OK but the package is too large. Do we have much smaller package than…

  • over 8 years ago
  • Power management
  • Power management forum

• TPS54120: no load current/ power consumption

  

  VLADIMIR GOLDSTEIN

  TI Thinks Resolved

  Part Number: TPS54120 Hello, I would like to use TPS54120 in our new design., 12v in/ 5.5v Buck converter out, 5v LDO out. What is its no load power/ consumption and what is no load current? thanks,

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

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