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  • RE: UCD3138A: what`s the difference between UCD3138A and UCD3138A-Sunflower

    Resolved
    Sunflower is the UCD7138. It's a gate driver with adaptive dead time adjustment. It works with digital hardware in all the UCD3138 family A generation parts to optimize dead times in some topologies. Search for UCD7138, and you will find the information…

  • UCD3138A: How to start a project from 'LLCHBFirmware-1.2'

    TI Thinks Resolved
    Part Number: UCD3138A Other Parts Discussed in Thread: UCD7138 , , UCD3138 Hi, Thank u for ur time. My target is to use UCD3138A and UCD7138 to control a LLC circuit. recently, I have studied this by traininglab1~4. And realized the function of output varing…
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  • UCD3138A: use ucd3138A independently only with secondary

    Resolved
    Part Number: UCD3138A Other Parts Discussed in Thread: UCD7138 , when I use UCD3138A to control the synchronous rectifier with the UCD7138 driver, the PWM signal send to IN pin is based on the phase with primary. which means the turn-on of the IN pin is…
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  • RE: UCD3138ALLCEVM150: What Fusion Power Design Studio can control

    Resolved
    Dear Bosheng: Thank you for your reply. As for UCD7138, we will read the attached documents. Best regards, Masahiko Hirokawa
    • Answered

  • UCD3138ALLCEVM150: What Fusion Digital Power Studio controls with the reference.

    Resolved
    Part Number: UCD3138ALLCEVM150 Other Parts Discussed in Thread: UCD7138 Hi Champs, A customer would like to know whether "Fusion Digital Power Studio" could control the functions with UCD3138ALLCEVM150 as follows: 1)Synchronous rectification control…
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  • RE: UCD3138: Bridge less solution

    Hi, Rock, It is nice to know you. UCD3138 is very popular digital power controller able to control PFC, LLC, and SR. UCD7138 is a SR driver to optimize deadtime. There are many application documents in the website. if you need more support, please let…
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  • RE: UCC28780: UCC28780

    Resolved
    Hi Robin, There is a diode symbol within the UCD7138 block diagram but this is just symbolizing the function of UCD7138. There isn't a physical diode between Vout and the transformer. Best Regards, Ben Lough

  • UCC256403: Suitability for 2.0 kW Battery charger

    TI Thinks Resolved
    Part Number: UCC256403 Other Parts Discussed in Thread: UCD7138 , UCD3138A Hello, I am designing a EV battery charger with the following specs. I have decided to go with Half bridge LLC topology for DC-DC converter Vin= 400Vdc Vout=(40-60) vdc Iout=…
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  • [FAQ] PMP21842: What are the highlights should I look into this PMP21842 12V/500W LLC design?

    Resolved
    Part Number: PMP21842 Other Parts Discussed in Thread: UCD7138 , UCD3138A , PMP , PMP21309 , PMP20978 What are the highlights should I look into this PMP21842 12V/500W LLC design? What are the benefits this design gets from LMG3410 GaN device and UCD3138A…
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    • Answered

  • UCD3138: UCD3138

    Resolved
    Part Number: UCD3138 Other Parts Discussed in Thread: UCD7138 , UCC24612 , UCC28780 , I need to swim across this vast amount of info regarding LLC converter using UCD31348, LMG3410 & sync rectifier with UCD7138 ..but I am in a storm so to speak. I have…
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