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Showing 25 results View by: Thread Post Sort by
  • WEBENCH Tools/UCC2813-3-Q1: soft start vs slope compensation

    Vijayaraghavan Madhuravasal
    Vijayaraghavan Madhuravasal
    TI Thinks Resolved
    Part Number: UCC2813-3-Q1 Tool/software: WEBENCH Design Tools Greetings I am using UCC2813-3-Q1 for a simple forward converter. I find that the soft-start is not working. The first output pulse appears as COMP pin is around 1V. But the duty cycle is…
    • over 1 year ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • RE: WEBENCH® Tools/UCC2813-3-Q1: IC not starting up

    Elliott Potter
    Elliott Potter
    Hi, sorry it's been a couple of weeks but I still haven't gotten around to this! It's high on the list though and I hope to get to it between holidays.
    • over 1 year ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • Answered
  • UCC2813-3-Q1: ESD Sensitivity

    Basil
    Basil
    Resolved
    Part Number: UCC2813-3-Q1 Dear Team, could you please support with the following values? I wasn't able to find them in the DS: ESD Ratings for HBM CDM Machine Model Thanks and best regards, B
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC2803-Q1: What is difference between UCC2803-Q1 and UCC2813-3-Q1?

    Yuta Kurimoto
    Yuta Kurimoto
    Resolved
    Part Number: UCC2803-Q1 Other Parts Discussed in Thread: UCC2813-3-Q1 Hello Team, I just got RFQ about UCC2803-Q1 from customer. However when I look over TI.com, I found the UCC2813-3-Q1 which is very similar device. I think UCC2813-3-Q1 is lower price…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • RE: UCC2813-3: Bespoke, battery-powered PWM LED driver for IR point tracking application

    Benjamin Lough
    Benjamin Lough
    Hi Kieran, Thanks for your interest in UCC2813-3. 60-75Hz switching frequency is extremely low and would require very large magnetics. Why is it important to sync the switching frequency with a video camera in your application? Best Regards, Ben Lo…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC2813-3: Oscillator and switching frequency

    Zhou Fang67
    Zhou Fang67
    Resolved
    Part Number: UCC2813-3 Other Parts Discussed in Thread: UCC2813-2 , , UCC2813-0 , UCC2813-1 , UCC2813-4 , UCC2813-5 Hi Team, UC2813-x can work with switching frequency up to 1MHz. But in datasheet 7.5 Electrical Characteristics: Oscillator session. The oscillator…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • RE: UCC2813-0: Design

    Jerry Xu
    Jerry Xu
    Hi (1) For the minimum VCC voltage, you need to make the VCC above UVLO_on. For UCC2813-0, the UVLO_on is 7.2 V. (2) Here are differences for different part number from UCC2813-0 to UCC2813-5. They have different turn on voltage of UVLO. (3) The maximum…
    • 3 months ago
    • Power management
    • Power management forum
  • UCC2813-0-Q1: Design input/confirmation is required- For Automotive solution: Vin:9-18V; Vout:300-500V.

    Ashish NAWANI
    Ashish NAWANI
    Part Number: UCC2813-0-Q1 Hello, I am planning to design a flyback converter with the following specifications: Vin: 9-18V Vout: 300-500V Output power: 20-40W Operating frequency: 100KHz Please clear/provide suggestions for the following points: 1. UCC2813…
    • 5 months ago
    • Power management
    • Power management forum
  • RE: Controller for switching a buck converter (or a syncron converter)

    Steven Mappus1
    Steven Mappus1
    Andreas, TI general purpose, current mode PWM controllers can be set up for VMC by feeding the RAMP into the CS pin and they are not topology specific so they can be used for flyback, forward, buck, boost, etc. Configuring a CMC for VMC is a feature detailed…
    • over 1 year ago
    • Power management
    • Power management forum
  • UCC2813-0: the UCC2813 is the right soltuin to replace NCP1377?

    Chen Alex1
    Chen Alex1
    TI Thinks Resolved
    Part Number: UCC2813-0 Other Parts Discussed in Thread: UCC28740 HI sir I want to design a AC-DC power that Spec is AC 200V~AC500V (3 phase power system) output need isolator 3.3v/3A ON semi suggestion the NCP1377 does the TI have the same function device…
    • over 1 year ago
    • Power management
    • Power management forum
>

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