• LMQ644A2-Q1: Sync Pin

  

  Joerg Spranger

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 Tool/software: Dear Sirs, I have a question regarding sync pin of LMQ. We use the device in dual output mode. The question arrises, what to do with the sync pin. Is it allowed to let it float, to let the LMQ decide what PWM mode…

  • 1 month ago
  • Power management
  • Power management forum

• LMQ644A2-Q1: output current

  

  Colt Zhang

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 Tool/software: hi expert, my customer use two LMQ644A2, VIN =12V Vin max =36V , Vout=3.3V Iout max= 20A. but when they test the total output current just up to 5A, the output voltage is 0V. could you help review the schematic…

  • 2 months ago
  • Amplifiers
  • Amplifiers forum
Answered

• LMQ644A2-Q1: How to achieve the average current of each phase in dual phase output

  

  EVAN

  Resolved

  Part Number: LMQ644A2-Q1 Tool/software: Dear Sirs, I have a question regarding sync pin of LMQ644A2-Q1. When device configured for single output dual phase and pull up to 12A,How to achieve the average current of each phase?Will there be a phenomenon…

  • Resolved

  • 22 days ago
  • Power management
  • Power management forum
Answered

• LMQ644A2-Q1: Current sharing possible?

  

  Lyto

  Resolved

  Part Number: LMQ644A2-Q1 Other Parts Discussed in Thread: TPS54560B-Q1 Tool/software: Dear TI-support team, is it possible to connect two or more LMQ644A2-Q1 ICs in parallel in order to get more output current? The output is current-mode controlled and…

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum

• LMQ644A2-Q1: Interleaved Dual phase

  

  Isao Takigasaki

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 Hi team, Let me confirm. Can this device work as an interleaved dual phase converter? Best Regards, Taki

  • 5 months ago
  • Power management
  • Power management forum

• LMQ644A2-Q1: Pin FMA distribution

  

  Roy Chou1

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 Hi Team, As title, do we have distribution of pin FMA about below four cases? Regards, Roy

  • 6 months ago
  • Power management
  • Power management forum

• LMQ644A2-Q1: Needed Reference design of LMQ644A2-Q1 for adjustable output

  

  Pratik Lodha

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 Needed Reference design of LMQ644A2-Q1 for adjustable output, Urgently

  • 10 months ago
  • Power management
  • Power management forum

• LMQ644A2-Q1: Simulation problem

  

  ismail polat1

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 Hi, I changed original simulation file for dual output configuration. However, simulation is not working properly. I set the output voltage to 1.3V but result's about 5v. Also there is unexpected ripple level on output. I have…

  • 8 months ago
  • Power management
  • Power management forum

• LMQ644A2-Q1: Input & Output Capacitor selection guide

  

  Jignesh Karena

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 For LMQ644A2-Q1 part required input capacitor, Output capacitor and inductor selection guide for Adjustable output configuration. So, please provide some guidance. Thanks, Jignesh Karena

  • 10 months ago
  • Power management
  • Power management forum

• LMQ644A2-Q1: output current in ambient temperature of 105℃

  

  Daniel Wang (auto)

  TI Thinks Resolved

  Part Number: LMQ644A2-Q1 Other Parts Discussed in Thread: LM61495-Q1 , , LM25149-Q1 Hello experts, Our customer need to utilize a Buck converter to deliver 10A current at 5V under 105℃ ambient temperature in their ZCU project. So they wonder if we did the…

  • 11 months ago
  • Power management
  • Power management forum

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