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  • UCC27282: VHI rising to VHO rising

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    Part Number: UCC27282 In UCC27282 datasheet, The delay time of VHI rising to VHO rising is 30ns max,but in my testing ,the dalay time is 174ns, Channel 2 tested at pin7, and there is no RC delay. channel3 tested at mosefet Gate-source. I also check oscilloscope…
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  • UCC27282: What are the differences for ucc27282, ucc27284, ucc27288, ucc27289?

    Resolved
    Part Number: UCC27282 Other Parts Discussed in Thread: UCC27289 , UCC27288 , , UCC27284 Hi, TI expert I am looking for a gate driver device, it is photovoltaic application. I see there are some devices which meet my requirement, some questions: 1. What…
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  • UCC27282: Broken root cause

    TI Thinks Resolved
    Part Number: UCC27282 Hi expert, My customer is using UCC27282QDRCRQ1 first time and it is for a 300W Sync boost, the two MOSFET are CSD19502. PWM switching frequency: 60KHz Duty cycle: 20%（the main switch turn on for 20% time） They increased the input…

  • UCC27282-Q1: Requirements about Vdd

    TI Thinks Resolved
    Part Number: UCC27282-Q1 Other Parts Discussed in Thread: UCC27282 , LM317MQ Hi Team, There is a question here about UCC27282-Q1. Is there any requirements for voltage on Pin1 Vdd? We promote UCC27282-Q1 to alt Diodes DGD05473FNQ. But UCC27282 needs Vdd…

  • UCC27282-Q1: UCC27282QDRQ1

    TI Thinks Resolved
    Part Number: UCC27282-Q1 Dear Support, Good day, Kindly help me on the part number UCC27282QDRQ1 for the tape and reel information. Please confirm if it is normal if there is no empty tape at the beginning of the reel? I cannot find this in tape and reel…
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  • RE: UCC27282-Q1: driver current capability

    Resolved
    Hello Sherry, If 3A is not enough, then this driver is not appropriate. There are some techniques to boost drive strength, like the BJT totem-pole shown here: But it is probably better to just choose a different driver. The older generation part, UC…
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  • UCC27282: Class D amplifier problem

    Resolved
    Part Number: UCC27282 Other Parts Discussed in Thread: LMG1210 I'm making a class D amplifier with the UCC27282. Can his LI and HI be used as comparators? If not, can you recommend me which comparator can input 15MHz.
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  • UCC27282: Bootstrap diode burned out

    Part Number: UCC27282 Other Parts Discussed in Thread: CSD19536KCS Hello team, I am writing because I am doing in design of an inverter with the UCC27282 and the CSD19536KCS. The circuit works fine up to 24Vdc, but, when I try to bring the supply voltage…

  • UCC27282: Schematic review

    TI Thinks Resolved
    Part Number: UCC27282 Hi Ti team, I am developing a 1Mhz 50V output Full Bridge for My transducer. Please review the schematics given. Does UCC27282 can switch 1Mhz?

  • [FAQ] UCC27282: Calculating Component and System Values for Designs Using Half Bridge Drivers

    Part Number: UCC27282 In order to aid in half bridge system design, the attached excel calculator has 3 sections for calculating bootstrap component values, driver power dissipation, and FET switching times. The bootstrap system is vital as it provides…

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