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  • LMQ644A2-Q1: LMQ644A2-Q1: Need Altium Source Files for Dual Output Design (3.3V/3.8V)

    Part Number: LMQ644A2-Q1 Tool/software: Dear TI Support Team, I found a design using the LMQ644A2-Q1 dual buck converter with 3.3V and 3.8V outputs, which matches my requirements. Could you please share the Altium schematic and layout source files for…

  • LMQ644A2-Q1: LMQ644A2-Q1 - Multiple ICs and their pin interconnections

    TI Thinks Resolved
    Part Number: LMQ644A2-Q1 Other Parts Discussed in Thread: LMQ644A2QEVM-D2100 Tool/software: WBDesign15 (1).pdf I plan to utilize the LMQ644A2-Q1 integrated circuit for a specific solution. Below are the details: My system operates on 24VDC, and to…

  • LMQ644A2-Q1: LMQ644A2-Q1 Backfeed Behavior in Unpowered Input Condition

    TI Thinks Resolved
    Part Number: LMQ644A2-Q1 Tool/software: Dear Support Team, We are currently designing a new project utilizing the LMQ644A2-Q1 in single-output mode as our primary power supply. During certain operational scenarios, the input of the LMQ644A2-Q1 may be…
    • Answered

  • LMQ644A2-Q1: Schematic design review for 28V to 12V converter using LMQ644A2-Q1

    Resolved
    Part Number: LMQ644A2-Q1 Tool/software: Hello everyone, I'm working on designing a PCB using the LMQ644A2-Q1 step-down converter to get a 12V output at 12A from a 28V DC input. I based my design on the LMQ644A2 Quickstart Tool I previously used for…
    • Resolved

  • LMQ644A2-Q1: LMQ644QA2-BUCK

    Part Number: LMQ644A2-Q1 Tool/software: Hi Team, Can you please review the schematic for 16V,4A output with input voltage range from 18V to 24V? Thanks, Gaurav Ingle
    • Answered

  • LMQ644A2-Q1: spurious

    Resolved
    Part Number: LMQ644A2-Q1 Tool/software: Dear Support Team, We are currently working on a design using two pieces of LMQ644A2-Q1(4-phase) for generating 1.8V@24A conversion from 24V。There are lots of RF beamformer ICS supplied by the DCDC circuits. The…
    • Resolved

  • LMQ644A2-Q1: Schematic review and component suggestion

    TI Thinks Resolved
    Part Number: LMQ644A2-Q1 Tool/software: Hi Team, I have used LMQ644A2-Q1 step down converter to achieve output voltages, 1.1V DC and 2.5V DC with input voltage of 24V DC for each converter. But now the output voltages, these regulators are generating…
    • Answered

  • LMQ644A2-Q1: LMQ644a2-q1 power good pins in dual output mode

    Resolved
    Part Number: LMQ644A2-Q1 Tool/software: Dear Sirs, we use the above device in a dual output mode (config pin 121k to GND) and we dont want to use PG1- and PG2-Pin. Datasheet states that both pins are open drain and need an external pull up. If we…
    • Resolved

  • LMQ644A2-Q1: Spec check

    TI Thinks Resolved
    Part Number: LMQ644A2-Q1 Tool/software: Hi Can LMQ644A2 support 24Vin to 12Vout 30A?Thanks

  • LMQ644A2-Q1: Recommended Fsw

    TI Thinks Resolved
    Part Number: LMQ644A2-Q1 Tool/software: Hello team, Is there thermal performance data or junction temp across switching frequency? Also, the customer wants to choose the best fsw in order to minimize power dissipation. Vin : 16V Vout: 12V, 4-phase…

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