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Showing 75 results View by: Thread Post Sort by
  • UCD90240: Reference Decoupling

    Ryan.Bishop
    Ryan.Bishop
    TI Thinks Resolved
    Part Number: UCD90240 Hi, Page 42 of the device datasheet states "One 1-μF X7R ceramic capacitor in parallel with one 0.01-μF X7R ceramic capacitor for VREFA+ decoupling". On the UCD90240 EVM, we place .01uF, .1uF, and 10uF capacitors on the VREF…
    • over 7 years ago
    • Power management
    • Power management forum
  • UCD90240: SW tool

    Antony Lin
    Antony Lin
    TI Thinks Resolved
    Part Number: UCD90240 Hi, Do we provide material as below for customers? 1. Sample code for UCD90240 2. UCD90240 program tool, and how to program it. Thanks! Antony
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • UCD90240: MON[x] and EN[x] Dependence

    Ryan.Bishop
    Ryan.Bishop
    Resolved
    Part Number: UCD90240 Hello, I have a customer that would like to monitor different rails than they are enabling. They have 24 rails to monitor, and will enable 18 of them. So for MON[0:17] and EN[0:17] they each are directly related and monitoring…
    • Resolved
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • UCD90240: Setting GPIO pins to open drain?

    Vikram Patel
    Vikram Patel
    Resolved
    Part Number: UCD90240 When using this chip in Fusion Digital Power Designer I am having trouble setting the GPIO pins (GPIO1-24) to the open drain configuration. Most of the devices that I am connected to are 1.8V IO so open drain in conjunction with…
    • Resolved
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • UCD90240: BSDL file

    BillyO
    BillyO
    Resolved
    Part Number: UCD90240 Hi team, I have a customer looking for the BSDL file for the UCD90240. I am unable to find one, and after searching similar requests it sounds like these support ATE scan, and have JTAG programmability, but not boundary scan…
    • Resolved
    • over 8 years ago
    • Power management
    • Power management forum
  • UCD90240: Input resistor requirement for MON pin

    Keith Nicholas
    Keith Nicholas
    TI Thinks Resolved
    Part Number: UCD90240 Hello Team, Posting on behalf of customer. Due to board space constraints, would prefer to eliminate input resistors on MONx inputs of UCD90240. how important is this recommendation? Is it a matter of slightly decreasing…
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • UCD90240: the Turn on / turn off behavior between Sequence dependencies and Pin Selected Rail States Configuration

    Brian Chang90901
    Brian Chang90901
    Resolved
    Part Number: UCD90240 Hi , I am confusing on the logic when using Pin Selected Rail States Configuration. If PMBUS Command was OFF but Pin Selected Rail States was assert , what will enable pin become ? If PMBUS command was ON but Pin Selected…
    • Resolved
    • over 7 years ago
    • Power management
    • Power management forum
  • UCD90240

    eli
    eli
    Other Parts Discussed in Thread: UCD90240 Need to monitor 48reals with 2X UCD90240. Do you have design recommendation? should we use 2 or mode devices, is the project common or do need to design them separately?
    • over 9 years ago
    • Power management
    • Power management forum
  • UCD90240: Can VREFA+ and VREFA- pins be left floating if internal reference is being used.

    Vikram Patel
    Vikram Patel
    Part Number: UCD90240 The datasheet says that the use of these 2 pins are optional, but when not using them is it alright to leave them floating when using the internal voltage reference? None of the reference circuits show a case in which only the internal…
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • UCD90160 and UCD90240

    Igal Fridman
    Igal Fridman
    Resolved
    Other Parts Discussed in Thread: UCD90240 , UCD90160 , PTH08T250W Hello, We consider to use UCD90160 and UCD90240 devices as power supply controller, particularly sequencing and adjusting voltages power rails (with PTH08T250WAD power module) . The devices…
    • Resolved
    • over 9 years ago
    • Power management
    • Power management forum
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