Answered

• RE: UC1825-SP: Fixed duty open loop push-pull

  

  Ottavio Di Sauro

  Resolved

  Thanks Daniel. I've seen also information in the datasheet to set the duty cycle in voltage mode. Regards, Ottavio

  • 4 hours ago
  • Power management
  • Power management forum

• RE: UC1825: Duty Cycle Skipping

  

  Hong Huang

  Hi, As no further communications for a long time again, I am closing this thread. Please create a new thread when you need further assistance.

  • 8 months ago
  • Power management
  • Power management forum

• UC1825: ESD rating follow-up

  

  Mark Guastaferro

  TI Thinks Resolved

  Part Number: UC1825 I posted a question about the ESD HBM rating for the UC1825W883B about 6 months ago. I never received a final response and the thread was closed. Was any data/information ever found?

  • 8 months ago
  • Power management
  • Power management forum

• UC1825: TINA-TI: Convergence Problem with the UC1825 Circuitry

  

  H2

  TI Thinks Resolved

  Part Number: UC1825 Other Parts Discussed in Thread: TINA-TI Hi, I try to simulate a circuit that takes 270VDC input to create 10V and 5V ouputs using a flyback converter topology. My TINA-TI simulation using UC1825 run to Convergence Problem, and I am…

  • over 1 year ago
  • Power management
  • Power management forum

• UC1825: Leading Edge Blanking (LEB) Calculation for UC1825B

  

  H2

  TI Thinks Resolved

  Part Number: UC1825 Hi, For the UC1825BJ, I hope to confirm whether the equation for t_LEB for is the t1 or t2 as the plot below. The datasheet says it's for LEB period, is that actually a period (t2) or the LEB on time(t1)?

  • over 1 year ago
  • Power management
  • Power management forum

• RE: UC1825: ESD rating

  

  Claire Chang

  Hello, I am reaching out to someone and currently I am waiting on a response, I will get back to you once I have an answer.

  • over 1 year ago
  • Power management
  • Power management forum

• RE: UC1825: Datasheet and App Note for UC1825BJ

  

  Hong Huang

  Hi, Your citation is for UC2823A/B and UC2825A/B which not applied to UC1825. UC1825 is on different datasheet and has no LEB.

  • over 1 year ago
  • Power management
  • Power management forum
Answered

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

  

  H2

  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

  • over 1 year ago
  • Power management
  • Power management forum

• UC1825: UC1825 in CV/CC mode

  

  Eric LOUVEL

  TI Thinks Resolved

  Part Number: UC1825 Other Parts Discussed in Thread: TL494 , UCC28951 Hi, I would like create a CC and CV mode with UC1825. Do you have some application notes (detail design, schematic, ...) to use the UC1825 in CC and CV mode ? UC1825 has only one Error…

  • over 1 year ago
  • Power management
  • Power management forum

• UC1825: UC1825 Unencrypted TINA-TI Transient Spice Model

  

  Matthew Martin

  TI Thinks Resolved

  Part Number: UC1825 Other Parts Discussed in Thread: TINA-TI , LM25037 I'm using Cadence Allegro Design Entry CIS 17.4 for PSPICE simulations. I downloaded the UC1825 Unencrypted TINA-TI Transient Spice Model. I receive the following errors when i attempt…

  • over 1 year ago
  • Power management
  • Power management forum

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