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Showing 103 results View by: Thread Post Sort by
  • LM3644: LM3644TT parallel connection

    Frank Cai
    Frank Cai
    TI Thinks Resolved
    Part Number: LM3644 Other Parts Discussed in Thread: LM3645 Hi Team, Can you help to check the following questions and share the feedbacks? Thanks. Can we use 2*LM3644TT (4 outputs) connect in parallel to output 1.3A in torch mode? If not, do…
    • 1 month ago
    • Power management
    • Power management forum
  • LM3644: LED Driver with a tourch current Above 800mA

    Shathira Lakdilu
    Shathira Lakdilu
    TI Thinks Resolved
    Part Number: LM3644 Other Parts Discussed in Thread: TPS92200 Hi im trying to select an LED driver which has a max torch current more than 800mA. I also need to controll the current through the MCU. i have selected TPS61310YFFR. but i realized it can…
    • 2 months ago
    • Power management
    • Power management forum
  • LM3644: LM3644 Torch mode Setting

    Zeno Lee
    Zeno Lee
    Part Number: LM3644 Tool/software: Hi All, We used the LM3644 to drive LED in Torch mode. But we find the torch mode can't be set at some devices. We have checked the schematic, the Torch pin and Strobe pin are floating. Do those two pins need…
    • over 1 year ago
    • Power management
    • Power management forum
  • LM3644: output capacitance effective value

    Frank Cai
    Frank Cai
    TI Thinks Resolved
    Part Number: LM3644 Tool/software: Hi Team, I want to double confirm with you about LM3644 minimum output effective capacitance for output current reach to 1.5A. Thanks. BRs. Frank
    • 9 months ago
    • Power management
    • Power management forum
  • LM3644: Does TX interrupt function affect driving current in IR mode?

    ArTzy
    ArTzy
    TI Thinks Resolved
    Part Number: LM3644 Hello TI Team, I have a question regarding the behavior of the TX interrupt pin in LM3644, specifically its interaction with IR Mode. According to the datasheet, the TX pin is described as a Flash Interrupt input intended to reduce…
    • 5 months ago
    • Power management
    • Power management forum
  • LM3644EVM: LM3644 GUI - SNVC175 on Windows 11

    Ser
    Ser
    TI Thinks Resolved
    Part Number: LM3644EVM Other Parts Discussed in Thread: LM3644 , USB2ANY I can't open LM3644 GUI tool on windows 11. Tried in 3 different windows 11 installed laptops. Is there a way to make it work?
    • 7 months ago
    • Power management
    • Power management forum
  • LM3644: LM3644 address question

    Yu Tsai Fan
    Yu Tsai Fan
    TI Thinks Resolved
    Part Number: LM3644 Tool/software: hi Team, Could you help check is there any extra address available for LM3644? (I2C Address = 0x63) thanks!
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LM3644: output voltage adjustment

    Winnie Lee
    Winnie Lee
    Resolved
    Other Parts Discussed in Thread: TPS92201 1.Want to ask the adjustment logic of the LM3644TT LED drive output voltage, would that be appropriate for the scenario we need now? What happen when VIN>VOUT? Is VOUT similar to the mode of bypass? (The input…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM3644: Torch enable with hardware PIN without accessing the enable register

    Dhanush D C
    Dhanush D C
    Resolved
    Part Number: LM3644 Tool/software: Hi All, We are using LM3644 flash/torch LED driver along with the camera connected on the same CCI bus. In non-camera application, we have to enable torch. since camera is not connected, CCI bus is down which will…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LM3644: Issue with Bulk Capacitor on OUT pin of IC - LM3644YFFR

    Hanshraj Rajput
    Hanshraj Rajput
    Part Number: LM3644 Tool/software: Hello TI team, We came across a query posted on the E2E forum regarding the adding of bulk capacitors at the C1-OUT pin of the IC- LM3644YFFR. You can find more details in the following link: LM3644: Is it safe…
    • over 1 year ago
    • Power management
    • Power management forum
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