Answered

• LM25143: LM25143 loop stability

  

  rocky rocky

  Resolved

  Part Number: LM25143 Hi, TI team: Please check my LM25143 SCH, the output(VREG_PMIC_IN_3V3) doesn't have feedback circuit, could you tell me how to test loop stability? My colleagues said I can soldering R3627,R3639,R3328, remove R3327 to test loop…

  • Resolved

  • 27 days ago
  • Power management
  • Power management forum

• LM25143-Q1: LM25143 Design Problem Consultation

  

  Vayne Li

  Part Number: LM25143-Q1 Other Parts Discussed in Thread: LM25143 Hi Teams, The customer is currently experiencing a power issue with the LM25143 design, as shown in the attached configuration. There are two outputs, one is 5V and the other is 19V. The…

  • 11 days ago
  • Power management
  • Power management forum

• LM25143-Q1: LM25143-Q1 Buck power-up sequence when it used as primary power block

  

  xiangling ye

  TI Thinks Resolved

  Part Number: LM25143-Q1 Other Parts Discussed in Thread: LM25143 Hello TI team, I'm using an LM25143-Q1 chip as the primary DC-DC power supply output at 3.3V. When testing the power-on sequence, I noticed a 1.6V drop in the LM25143-Q1 output before…

  • 1 month ago
  • Power management
  • Power management forum

• LM25143-Q1: LM25143 Low power mode

  

  xianfeng zhang

  TI Thinks Resolved

  Part Number: LM25143-Q1 Other Parts Discussed in Thread: LM25143 , LM5137-Q1 , LM5143-Q1 Tool/software: We use LM25143 to power QAM8255 on the Qualcomm 8255 platform. In STR mode, how should LM25143 be set for low power consumption? We are now turning…

  • 8 months ago
  • Power management
  • Power management forum

• LM25143: spec check

  

  GARETH OU

  TI Thinks Resolved

  Part Number: LM25143 Tool/software: Hi Can the LM25143 VCCX be connected directly to an external 5V supply to lower the IC Temperature?

  • 2 months ago
  • Interface
  • Interface forum
Answered

• LM25143-Q1: Stability Evaluation Method for LM25143-Q1 Dropout Mode

  

  Adrian Liu

  Resolved

  Part Number: LM25143-Q1 Other Parts Discussed in Thread: LM5137-Q1 , LM5137 , LM25143 Tool/software: Hi Team, We are seeking professional advice on the stability evaluation method for the LM25143-Q1 dropout mode. During the design of LM25143-Q1, the…

  • Resolved

  • 7 months ago
  • Power management
  • Power management forum

• LM25143: Question oabout TI Buck Controller "LM25143"

  

  Yang CHIHFU

  Part Number: LM25143 Tool/software: Hi Ti Customer Support team, Good day! We are an electronic engineering team and have some questions about Ti buck controller "LM25143" usage. Currently,we use LM25143 with external MOSFET to drive 12V/30A load,but…

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

• LM25143-Q1: Design review

  

  Dandan LI

  TI Thinks Resolved

  Part Number: LM25143-Q1 Hope a design review for this part, Some topics of particular concern Working status: Input 12V(typ), Output 3V3, current load max 24A. 1.Do i need R06022,C06010 and R06028,C06035 ? 2.MOSFET Snubber Components R06012,C06018…

  • 1 month ago
  • Power management
  • Power management forum

• LM25143: LM25143 design questions

  

  Roy Lin1

  TI Thinks Resolved

  Part Number: LM25143 Tool/software: Hi team, 1) customer want to use LM25143, and designed in interleave mode for 500W, 24/12Vo, 41.66A, is OK to use 1 LM25143(2 phase interleave) for this design? our product page shows Iout max it is 100Amax. But…

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

• LM25143-Q1: LM25143-Q1

  

  RAYEES K E

  Resolved

  Part Number: LM25143-Q1 Other Parts Discussed in Thread: LM25143 , LM5190-Q1 Tool/software: Hi, I am designing a 4-phase buck converter using LM25143-Q1 and below are the major specifications. Input 12V to 15V, and Output set with maximum Duty 12V…

  • Resolved

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

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