• TPS549A20: PGOOD pull-up min. value connectedon VREG

  

  Nadine Estermann

  TI Thinks Resolved

  Part Number: TPS549A20 Hello Team, I was wondering what the min. pull-up resistor value is which can be used when connecting the resistor to the internal LDO VREG. The default seems to be 105K but can a 10K be used as well ? Thanks, Nadine

  • 26 days ago
  • Power management
  • Power management forum
Answered

• TPS549A20: Design review

  

  Lisa Xu

  Resolved

  Part Number: TPS549A20 Dear Ti team, We will use TPS549A20RVER in the product(800G data switch), please help review if there is any problem with the attached design.Thanks TPS549A20RVER.pdf

  • Resolved

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

• TPS549A20: ALERT high-level output voltage

  

  Rick Zhu

  Resolved

  Part Number: TPS549A20 Tool/software: Hi TI Team, Please help tell us the value of ALERT high-level output voltage? I can't found it in the datasheet.Thanks

  • Resolved

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

• TPS549A20: Quality info: LU Test Result

  

  Ethan Frommer

  TI Thinks Resolved

  Part Number: TPS549A20 Hi Team, OPN TPS549A20RVER does not have LU test results that my customer requires. For most devices, this information is publicly available here: https://www.ti.com/qualificationsummary/qualsumm/home Please specify if this…

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

• TPS549A20: TPS549A20 automotive

  

  Dimitri Weigel21

  TI Thinks Resolved

  Part Number: TPS549A20 Hello, is automotive PPAP for TPS549A20 parts planned? Thank You.

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

• TPS549A20: SDA/SCL Capacitance

  

  Russell Wetherley1

  Resolved

  Part Number: TPS549A20 Hello E2E, My customer is asking around the capacitance of the SDA and SCL lines on the TPS549A20. Do we have this data available? Thanks! Russell

  • Resolved

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

• TPS549A20: Power device selection for 10AX066xx

  

  Poh Kok Keng

  Part Number: TPS549A20 Other Parts Discussed in Thread: TPSM846C24 , TPS544C25 , , TPS82150 , TPSM82903 , TPS544C26 Dear Support, I am using two Intel Arria 10 GX devices in 10AX066xx and need advice on the power tree. Below is my spec and my selection…

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

• [FAQ] TPS549A20: SMBus Device ID for TPS549A20, TPS53819A, TPS53915, and TPS53913

  

  Kadeem Samuel

  Part Number: TPS549A20 Other Parts Discussed in Thread: TPS53915 , TPS53819A How do I find the PMBus device ID for the TPS549A20? The command code 0xFC is used for PMBus self-discovery for the TPS549A20. The expected response is either 0x0089 or 0x0090…

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

• WEBENCH® Tools/TPS549A20: TPS549A20 Output oscillations

  

  Dimitri Weigel21

  Part Number: TPS549A20 Tool/software: WEBENCH® Design Tools Hello, how I can prevent this huge oscillations on output at small loads? webench.ti.com/.../SDP.cgi Thanks

  • over 5 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum
Answered

• RE: TPS549A20: TPS549A20 Device ID

  

  Peter James Miller

  Resolved

  Low Xiang Hooi55 No, there is no revision code for the TPS549A20.

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

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