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Showing 13 results View by: Thread Post Sort by
  • UC3842A: About UC3842A Maximum VCC value Question

    user5956241
    user5956241
    TI Thinks Resolved
    Part Number: UC3842A Dear Sir, May I know VCC maximum rating of UC3842A? we seen the datasheet show "self limiting", what is the mean? thanks!
    • 3 months ago
    • Power management
    • Power management forum
  • UC3842A: Control Method

    Kuan Wei Chen (Kevin Chen)
    Kuan Wei Chen (Kevin Chen)
    TI Thinks Resolved
    Part Number: UC3842A Other Parts Discussed in Thread: TPS40053 , Dear Team, Here is Kevin from Delta Taiwan. The customer is looking for material that discusses buck control method with synchronous. Do we have suitable training material can share with customer…
    • over 1 year ago
    • Power management
    • Power management forum
  • UC3842A: Output short circuit specification of VREF

    Katsu Matsunaga
    Katsu Matsunaga
    TI Thinks Resolved
    Part Number: UC3842A Hello, I would like to confirm a specification of output short circuit of VREF. It is TYP -100mA. Why is the spec a negative number? Thanks and best regards, Katsu
    • over 2 years ago
    • Power management
    • Power management forum
  • UC3842A: Need body marking details for UC3842AN

    Puneeth Kumar1
    Puneeth Kumar1
    TI Thinks Resolved
    Part Number: UC3842A Kindly elaborate body marking of UC3842AN. If can please share the marking details/Link of all TI products for verification.
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • UC3842A: UC3842AD8TR review schematic

    Lawrence He
    Lawrence He
    Resolved
    Part Number: UC3842A Other Parts Discussed in Thread: AM26C31 , UC3842 Dear, our client design UC3842AD8TR, we need double confirm schematic as P5 point connect to AM26C31 Vcc Pin16, it's could be okay? If any suggestion, Please advise me. Thanks…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • UC3842A: UC3842A

    tynmon
    tynmon
    Resolved
    Part Number: UC3842A I am referring to section 9.2.2 "Detailed Design Procedure" in document SLUS224E for the UC3842A device. Equation 23 does not appear to be correct as it does not solve to the value shown in the example. Rout is referenced…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • UC3842A: Calculation Question

    Richard Elmquist
    Richard Elmquist
    TI Thinks Resolved
    Part Number: UC3842A I have worked through the equations in the data sheet and I cannot get the proper answer for equation 25. Can you look at this equation and see if there are issues with it? Go is referenced in Equation 25, but is not defined anywhere…
    • over 4 years ago
    • Power management
    • Power management forum
  • UC3842A: UC3842AN

    David Murzynski
    David Murzynski
    TI Thinks Resolved
    Part Number: UC3842A I have a power CCA from a piece of equipment for a 8 channel power supply of 450VDC and we are running into a wall. With the UC3842AN in the circuit, we looked up a few applications for this component, came across one that looked…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: UC3843A: Vcc voltage generation

    Steven Mappus1
    Steven Mappus1
    Resolved
    Hi Thanks for connecting through E2E. The "pull-up" resistor to set the VCC value is more commonly referred to as a start-up resistor. This is the resistor between the VIN voltage and VCC and is sized according to start-up current of the controller and…
    • over 1 year ago
    • Power management
    • Power management forum
  • UCC2800-Q1: Is there a way to limit the maximum duty cycle limit?

    Lauren Mayfield
    Lauren Mayfield
    TI Thinks Resolved
    Part Number: UCC2800-Q1 Other Parts Discussed in Thread: UCC2800 , UC3842A , UC3842 Hi HVC team, Question above. The max duty cycle is 100%, is it possible to limit to 80% (for example)? Thanks, Lauren
    • over 2 years ago
    • Power management
    • Power management forum
>

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