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Showing 20 results View by: Thread Post Sort by
    Answered
  • UC1834-SP: UC1834-SP

    Nandha Kumar5
    Nandha Kumar5
    Resolved
    Part Number: UC1834-SP Other Parts Discussed in Thread: UC1846-SP , UC1834 , Tool/software: Thermal resistance for UC1834, LCC-20 package is not explicitly mentioned in the datasheet. I was referring to equivalent packaged UC1846-SP device which states…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • UC1834-SP: Vin greater than 40V for <100ms

    Vivek Dholpuria
    Vivek Dholpuria
    TI Thinks Resolved
    Part Number: UC1834-SP Tool/software: During testing Vin pin has accidentally seen voltage greater than 40V, (0 to 80V in 40ms, then 80V to 40V in 40ms, approx 100ms IC has seen voltage greater than 40V) After this although IC is working fine now, Can…
    • 2 months ago
    • Power management
    • Power management forum
  • Answered
  • UC1834-SP: Connection of the NC pins in LCC20 package

    Nandha Kumar5
    Nandha Kumar5
    Resolved
    Part Number: UC1834-SP Hi, The LCC package for UC1834-SP has multiple NC pins. Are these pins connected to the die in any way? Asking this if these can be connected to the thermal plane for better thermal performance Thanks Nandha
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • UC1834-SP: Leakage current of fault alert pin

    Nandha Kumar5
    Nandha Kumar5
    Resolved
    Part Number: UC1834-SP Other Parts Discussed in Thread: UC1901-SP , UC1834 Hi, The datasheet does not specify the leakage current of the open collector output. Can I get a rough estimate for the worst case value for the leakage current over temperature…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • UC1834-SP: should NC be grounded or floating

    Adam Daluga
    Adam Daluga
    TI Thinks Resolved
    Part Number: UC1834-SP Hello, We are using this part in a design, and want to understand if any of the NC terminals needed to be grounded? Thanks, Adam
    • over 3 years ago
    • Power management
    • Power management forum
  • UC1834-SP: Reference voltage generation issue

    4990209
    4990209
    Part Number: UC1834-SP What can be the probable reason for reference voltage not being generated in UC1834-SP?
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • UC1834-SP: UC1834

    Meet Pandya
    Meet Pandya
    Resolved
    Part Number: UC1834-SP Other Parts Discussed in Thread: UC1834 Respected Sir/Madam, In UC1834-SP, fault alert pin is an open collector for a steady state operation and for any fault condition it would can be pull up with a resistance to get an pulse…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • UC1834-SP: UC1834 operation for ( 36V < Vin < 40V)

    Vivek Dholpuria
    Vivek Dholpuria
    TI Thinks Resolved
    Part Number: UC1834-SP Other Parts Discussed in Thread: UC1834 Hi Vin max is given as 36V at UC1834 webpage, whereas Absolute maximum as 40V in datasheet. It is clear that there is no guarantee for functioning of IC above 40V, but what will be the…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • UC1834-SP: Current Limit of Fault amplifier section

    Nandha Kumar5
    Nandha Kumar5
    Resolved
    Part Number: UC1834-SP Datasheet for the UC1834-SP mentions the Fault Alert Output current as 2-5 mA. Request confirmation that this is the maximum output sink current of this section. Thanks Nandha
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • UC1834-SP: UC-1834 minimum input voltage

    Anjali Kaneria
    Anjali Kaneria
    Resolved
    Part Number: UC1834-SP What is the minimum input voltage requirement for UC1834-SP to start working.
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
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