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Showing 10 results View by: Thread Post Sort by
  • UC2856-Q1: Space Grade - Variant of this IC

    Sweshwaran M
    Sweshwaran M
    TI Thinks Resolved
    Part Number: UC2856-Q1 Other Parts Discussed in Thread: UC2856 Tool/software: Hi, I am checking the possibility of using this IC for two switch forward converter. My application requires operating at -55 deg C. Is there any variant of " UC2856 " which…
    • 7 months ago
    • Power management
    • Power management forum
  • UC2856-Q1: op-amp Symbol swapped

    Nikhil  Chodankar
    Nikhil Chodankar
    TI Thinks Resolved
    Part Number: UC2856-Q1 Tool/software: Hi, I was referring this new Q1 version (May 2011) with predecessor one (Oct 2010), Got confused with error amplifier section. I found error ampl symbol might get swapped in latest version of the IC which is in Q1…
    • 8 months ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • UC2856-Q1: Controller for Two switch forward converter controller

    Karthik karri
    Karthik karri
    TI Thinks Resolved
    Part Number: UC2856-Q1 Other Parts Discussed in Thread: UCC27212A-Q1 , UCC2897A Tool/software: Hello Ti Team, I am looking for PWM controller to drive two switch forward converter like shown below picture. Does UC2856-Q1 supports two switch forward converter…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • UC2856-Q1: 300 W DC/DC converter for auxiliary power applications with automotive rating

    Suheyl Tr
    Suheyl Tr
    Resolved
    Part Number: UC2856-Q1 Other Parts Discussed in Thread: UC2825A-EP , UCC28220-Q1 Hi TI Team, For 110 V_nom ( ±40%) input DC and 24 V (300W) output DC/DC converter WEBENCH suggests only LLC topology with controller ICs not having automotive rating…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • UC2856-Q1: External pull down of error amp output

    Bob Callanan
    Bob Callanan
    Resolved
    Part Number: UC2856-Q1 Other Parts Discussed in Thread: UC3856 , UC2856 I would like to be able to disable the PWM comparator without discharging the soft start capacitor. I would like to implement this by pulling the COMP pin low in the same manner as current…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • UC2856-Q1: push pull in open loop

    Paul Antunes
    Paul Antunes
    Resolved
    Part Number: UC2856-Q1 Other Parts Discussed in Thread: UC2856 , UCC2808A-2Q1 , UCC2808A-1Q1 Hello, one of my customer would design a push-pull with spec below: Pout=2W Vout=25V Vin=16V +/-3% (=Vcc driver driver push pull) other: support open loop volt…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • UC2856-Q1: CL SS (pin1) current

    David Young2
    David Young2
    TI Thinks Resolved
    Part Number: UC2856-Q1 Hi, forum, One of our product uses UC2856QDWRQ1 in a voltage mode configuration. We are looking into the current limit/soft start of this chip. Can anybody tell me what is the source and sink current for pin 1 (current limit adjust…
    • over 5 years ago
    • Power management
    • Power management forum
  • UC2856-Q1: Source-Out and Sink-In

    Art Mecina
    Art Mecina
    TI Thinks Resolved
    Part Number: UC2856-Q1 Hello Guys, Our customer is looking for the Source-Out and Sink-In values specifically for the CL SS (pin1) of UC2856QDWRQ1. We have provided the Output source/sink current on the datasheet, but according to them, this is not what…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • UC2856-Q1 / forward converter

    K.Yaita
    K.Yaita
    Resolved
    Other Parts Discussed in Thread: UC2856-Q1 , UCC28C41-Q1 , UC2856 , UCC28220-Q1 , UCC28221 , UC3856 , UC3846 Hi Team, My customer considers to design forward converter with UC2856-Q1 for automotive application. 1) Could you tell me the value of start-up current…
    • Resolved
    • over 9 years ago
    • Automotive (Read-Only)
    • Automotive Forum (Read-Only)
  • Answered
  • RE: Isolated DC-DC Converter for automotive

    Alexander Scheuermann
    Alexander Scheuermann
    Resolved
    Yaita, Here are some part numbers that appeared when I searched for your requirements. I recommend starting to look at UCC28600-Q1. Part Number TL2843B-Q1 UC2825A-Q1 UC2856-Q1 UC2856Q UCC25706-Q1 UCC2813-0-Q1 UCC2813-1-Q1 UCC2813-2…
    • over 11 years ago
    • Automotive (Read-Only)
    • Automotive Forum (Read-Only)

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