Because of the Thanksgiving holiday in the U.S., TI E2E™ design support forum responses may be delayed from November 25 through December 2. Thank you for your patience.



Search tips
Showing 29 results View by: Thread Post Sort by

  • UC1825B-SP: SPICE Model Error

    Part Number: UC1825B-SP Other Parts Discussed in Thread: UC1825 , TINA-TI Tool/software: Hi, The UC1825 Unencrypted TINA-TI Transient Spice Model seems to have an error starting at line 269: .SUBCKT COMPARATOR_3 INP INM Y VDD GND RGND GND 0 0.01 E_ABM YINT1…

  • UC1825B-SP: Metal lid floating?

    TI Thinks Resolved
    Part Number: UC1825B-SP Is the metal lid of the UC1825B-SP floating? Looking at the package drawing at the back of the data sheet, it shows the package has a metal lid and is electrically isolated from the cavity. Just want to verify if there is any other…
    • Answered

  • UC1825B-SP: thyristor

    Resolved
    Part Number: UC1825B-SP Other Parts Discussed in Thread: UC1825-SP , , UC1625-SP Hi team, Could you tell whether there are parasitc thyristors in UC1825-SP & UC1825B-SP? It seems that there are thyristors in these devices because these are bi-polar…
    • Resolved
    • Answered

  • UC1825: UC1825B-SP: Too few nodes: xu5 32 ct gnd dpst_switch_0

    Resolved
    Part Number: UC1825 I got this error message "xu5 32 ct gnd dpst_switch_0" when doing simulation on the UC1825 using the SPICE model provided by TI . It looks like someone ran to the same issue 2 years ago here , but it's unclear what the solution…
    • Resolved

  • UC1825B-SP: Vref usage for other circuits

    Part Number: UC1825B-SP Other Parts Discussed in Thread: UC1825 Hi, I am looking at a design that uses the Vref to power other circuits on the card. It is used to power an LDO and as the collector voltage of a couple of transistors. The data sheet says…

  • UC1825B-SP: UC1825 - Output PWM stability (open loop)

    Part Number: UC1825B-SP Other Parts Discussed in Thread: UC1825 Hello, Due to instabilitty on PUSH PULL converter base on UC1825B, we investigate on the EA of the PWM driver. We tested without power stage, with the following setup : - EA of UC1825 is…

  • UC1825B-SP: Too few nodes: xu5 32 ct gnd dpst_switch_0

    TI Thinks Resolved
    Part Number: UC1825B-SP Hi Team, seeking your assistance about this error "Too few nodes: xu5 32 ct gnd dpst_switch_0". A lready have an unencrypted file for the model and still seeing the "too few nodes" error. Hoping for your assistance…
    • Answered

  • UC1825B-SP: SS pin, VREF, VC questions

    Resolved
    Part Number: UC1825B-SP Other Parts Discussed in Thread: TPS7H5001-SP A couple of questions related to planned UC1825B application: Plan is to use SS pin to turn PWM on/off. When SS is pulled low, how much current will UCC1825B use? When SS is pulled…
    • Resolved

  • UC1825B-SP: Need to create a SPACE Power supply - Grade LLC Controller 500W. I'm stuck between a UC1825B-SP and UC1875-SP.

    Part Number: UC1825B-SP Other Parts Discussed in Thread: UC1875-SP , , PMP9622 , UCC3895 , PMP Hello TI Power Designers, I have a question concerning a possible TI solution for a LLC Resonant power Controller (SPACE grade solutions). I have been searching…

  • UC1825B-SP: I try to get Buck application design notes

    Part Number: UC1825B-SP Other Parts Discussed in Thread: TPS7H5001-SP , UC1843B-SP Is there any Buck application note? Thanks

Didn't find what you are looking for? Post a new question.