Answered

• TPS54821: Webench Loop gain does not match datasheet loop gain simulation model for TPS54821

  

  Max Bryk

  Resolved

  Part Number: TPS54821 Other Parts Discussed in Thread: TINA-TI Hi TI, I am designing a 6V power rail with the TPS54821 power converter. I am attempting to evaluate stability of the feedback loop, but I am getting a major discrepancy between the WEBENCH…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum

• TPS54821: Issue with 0.85V Output voltage - TPS54821

  

  RUBEN EDERY

  Part Number: TPS54821 Hello, I am using the TPS54821 for a new design with XILINX FPGA. TPS54821 will serve for the 0.85V VCCINT power supply. The component has been used with the respect of the datasheet. I tested with a scope the output with no…

  • 6 months ago
  • Power management
  • Power management forum

• TPS54821: SCH review

  

  lei zhou1

  Part Number: TPS54821 Hi In my new project design, I want to use TPS54821 to generate 3V, the design as below: The max output current is about 4A, output voltage ripple <30mVp-p, switching frequency is about 870KHz, WEBENCH® POWER DESIGNER recommand…

  • 5 months ago
  • Power management
  • Power management forum

• TPS54821: Output Schotty Diode?

  

  Paul11

  Part Number: TPS54821 Other Parts Discussed in Thread: TPS7H4003-SEP , The TPS54821 is a synchronous step down converter and so it doesn't require an external diode connected to its switching node. Its datasheet doesn't recommend adding one at all. However…

  • 5 months ago
  • Power management
  • Power management forum

• TPS54821: TPS54821

  

  Peilai Zhang

  TI Thinks Resolved

  Part Number: TPS54821 Tool/software: Could you please share the consultation for https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/857030/tps54821-current-sharing In our case, normally, we use single TPS54821…

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

• TPS54821: Incorrect VSENSE on Datasheet?

  

  John Slay V

  TI Thinks Resolved

  Part Number: TPS54821 Tool/software: HI, I'm attempting to use the TPS54821RHLT in my design, but I've run into trouble with the datasheet regarding the programming of the output voltage. Equation 1 says R5 = R6((Vo - Vref) / Vref) where Vref =…

  • 11 months ago
  • Power management
  • Power management forum

• TPS54821: Shelf life of TPS54821RHLR

  

  Akanksha Kumari

  TI Thinks Resolved

  Part Number: TPS54821 Tool/software: Please suggest the shelf life of part number TPS54821RHLR.

  • 11 months ago
  • Data converters
  • Data converters forum

• TPS54821: Flammability Rating for the part - TPS54821RHLT

  

  Rohith D

  Part Number: TPS54821 Tool/software: Hi, Can anyone let me know how to find the Flammability / Heat / Thermal profile information for the part : TPS54821RHLT. Thanks in advance! -- RD

  • 10 months ago
  • Power management
  • Power management forum

• TPS54821: EN input open collector logic?

  

  Mikko Mallikas

  TI Thinks Resolved

  Part Number: TPS54821 Tool/software: Hi "The EN pin has an internal pull-up current source, allowing the user to float the EN pin for enabling the device. If an application requires controlling the EN pin, use open drain or open collector output logic…

  • 11 months ago
  • Power management
  • Power management forum

• TPS54821: Is TPS54821RHLR pin to pin compatible to TPS54620RHLR?

  

  shen jie

  TI Thinks Resolved

  Part Number: TPS54821 Tool/software: Hi， Is TPS54821RHLR pin to pin compatible to TPS54620RHLR except that different Voltage Reference? Thanks in advance! Best Regards! Jason

  • 10 months ago
  • Power management
  • Power management forum

Didn't find what you are looking for? Post a new question.