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Showing 11 results View by: Thread Post Sort by
    Answered
  • LMG3425R030: Dynamic R_DS(on)

    Hisao Uchikoshi
    Hisao Uchikoshi
    Resolved
    Part Number: LMG3425R030 Hi Experts, There is a word "Dynamic R DS(ON) " in below white paper. https://www.ti.com/lit/wp/snoaa68/snoaa68.pdf?ts=1622767792737 What does "dynamic" mean? It it something like ageing? There is a spec R DS(ON…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • LMG3425R030: Questions about the ideal diode mode of LMG3425R030

    Hao Wen
    Hao Wen
    TI Thinks Resolved
    Part Number: LMG3425R030 Hello, I am using LMG3425R030 as rectifier and I have the following questions about the ideal diode mode. 1. For the ideal diode mode, my understanding is that the GaN device can automatically turn on when the 3rd quadrant current…
    • 11 months ago
    • Power management
    • Power management forum
  • Answered
  • LMG3425R030: The disadvantage of Sync-FET Mode

    Kuramochi Tadahiko
    Kuramochi Tadahiko
    Resolved
    Part Number: LMG3425R030 Hi, I think that it is better to have the Sync-FET mode. What is the disadvantage of Sync-FET Mode? Best Regards, Kuramochi
    • Resolved
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • LMG3425R030: THIRD QUADRANT CONTROL

    Kuramochi Tadahiko
    Kuramochi Tadahiko
    Resolved
    Part Number: LMG3425R030 Other Parts Discussed in Thread: LMG3422R030 Hi, LMG3425R0xx has the third quadrant control function. I would like to know this behavior. Could you show me the waveform? Best Regards, Kuramochi
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • LMG3425R030: Using this part for positive and negative voltage output

    Erik Ottema
    Erik Ottema
    TI Thinks Resolved
    Part Number: LMG3425R030 Can the LMG3425R030 be used for positive and negative voltages? If not, is it possible to combine two of these to switch between a positive and negative voltage? Thanks in advance.
    • 9 months ago
    • Power management
    • Power management forum
  • LMG3425R030: Questions for LMG3425R030 in a half bridge configuration

    Hao Wen
    Hao Wen
    TI Thinks Resolved
    Part Number: LMG3425R030 Hello, I am using LMG3425R030 for half bridge configuration. I have the following questions. 1. What is the reflow temperature for this GaN device? 2. After I soldered this device on the board, I checked all the fault pins…
    • over 1 year ago
    • Power management
    • Power management forum
  • LMG3425R030: SOURCE pin and GND pin of LMG3425R030

    Hao Wen
    Hao Wen
    TI Thinks Resolved
    Part Number: LMG3425R030 Hello, In the datasheet, SOURCE pin is the power ground while the GND pin is the signal ground. So in the layout, I am wondering if the SOURCE pin and GND pin are connected inside the chip or I need to connect them outside with…
    • over 1 year ago
    • Power management
    • Power management forum
  • RE: LMG3425R030: Half-bridge GaN Lay-out

    Yichi Zhang.
    Yichi Zhang.
    Hi, It's hard to quantify, but I can show an example here. Here the yellow trace is the ground return trace and the red is the switch node. As you can see there are some overlap between them, but we controlled it to be minimum so there's a minimal additional…
    • over 1 year ago
    • Power management
    • Power management forum
  • LMG3425R030: Aux power supply current will increase with larger bypass capacitor

    Hao Wen
    Hao Wen
    TI Thinks Resolved
    Part Number: LMG3425R030 Other Parts Discussed in Thread: LMG342X-BB-EVM Hello, I am using LMG3425R030 in a full bridge configuration. I have a bypass cap closed to the half bridge which is 136 nF and I have another larger bypass cap relatively far from…
    • over 1 year ago
    • Power management
    • Power management forum
  • RE: LMG3525R030-Q1: LDO5V fails when operating in a totem-pole PFC

    Thijs Jan van Hoek
    Thijs Jan van Hoek
    Dear Noah, Thank you again for your reply. The datasheet of the LMG3425R030 makes it clearer how the device behaves in IDM. I see that the LMG3522R030 is not in stock anymore on the website. Would you be able to provide us with some samples for development…
    • 2 months ago
    • Power management
    • Power management forum
>

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