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  • UCC3895: UCC3895: UCC3895 incorrect full bridge operation

    Part Number: UCC3895 Dear all, we are currently developing a full-bridge circuit using the PWM full-bridge controller: UCC3895. The issue consists of ringing artifacts observed at the drain-source voltage of the MOSFETs. Figure 1: Drain-source…

  • UCC3895: Phase-shift modulation

    TI Thinks Resolved
    Part Number: UCC3895 Tool/software: Hi. I am trying to understand the control side for a Full-Bridge converter, but it is hard to understand the phase-shift modulation to control such converter. My understanding is: I get my frequency response of the…

  • UCC3895: The problem of building the circuit

    TI Thinks Resolved
    Part Number: UCC3895 Tool/software: Hi, The peripheral circuit built by the customer using the UCC3895 chip and referring to the technical manual is shown in the following figure: The customer hopes to adjust the duty cycle size through EA+20…
    • Answered

  • UCC3895: Using the UCC3895 below 50kHz

    Resolved
    Part Number: UCC3895 Other Parts Discussed in Thread: UCC2895 , UCC28950 Tool/software: UCC3895/UCC2895 : Phase Shift Full Bridge Hello, I'm using the UCC3895 for a PSFB with high voltage ratio x30. The frequency is arround 20kHz for the application…
    • Resolved
    • Answered

  • UCC3895: leading and lagging edge signals

    Resolved
    Part Number: UCC3895 Tool/software: Hi, I wanted to know which are leading and lagging PWM signals comeing from IC?
    • Resolved

  • UCC3895: UCC3895 full bridge emission issue and switch on/off ringing

    Part Number: UCC3895 Other Parts Discussed in Thread: UCC37324 Hi. We are currently investigating one of our customers amplifier design that has UCC3895 full bridge driver making the +-180voltages for the AMP. The issue currently is that it is failing…

  • UCC3895: UCC2895D

    TI Thinks Resolved
    Part Number: UCC3895 Tool/software: Hello Mike O' , First, many thanks for your reply. About the control mode, I think that with my application I would use voltage mode control. It's a high ratio converter (x30) and for the closed loop regulation…

  • UCC3895: UCC2895D

    Part Number: UCC3895 Other Parts Discussed in Thread: UCC2895 Tool/software: Hello, I'm using the UCC2895 for PSFB power converter. I'm using it in voltage mode control. In simulation the result are suitable but in practice, no stability with…

  • UCC3895: PSFB For Boost application

    TI Thinks Resolved
    Part Number: UCC3895 Other Parts Discussed in Thread: UCC28951 Tool/software: Hi team , My customer wants me design 36v input to 200 v output at 5 A , efficiency :85% Can you suggest any isolated toplogy for above specification?

  • UCC3895: 1 kW Converter Design for an Inverter (UPS)

    Part Number: UCC3895 Tool/software: Hello, I am trying to design a 1 kW DC/DC converter whose output will be used for a sinusoidal pwm full-bridge inverter. My specs for the converter stage: Input Voltage: 24 V DC (2 series lead-acid battery…

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