TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel


Search tips
Showing 296 results View by: Thread Post Sort by
    Answered
  • RE: UCC256403: Maximum switching frequency

    UCC
    UCC
    Resolved
    Manikanta Pallantla said: Coming to the standby operation, UCC25660 does have the burst mode operation. So, I would still recommend using this new controller at such a high switching frequency. I cannot use burst-mode due to EMI. Manikanta Pallantla said…
    • 3 months ago
    • Power management
    • Power management forum
  • RE: UCC256403: Open loop oscillation

    Joseph Francis  S
    Joseph Francis S
    The above observation was wrongly mentioned as UCC256403 instead of UCC28950-q1
    • 3 months ago
    • Isolation
    • Isolation forum
  • UCC256403: some questions

    anson zhou
    anson zhou
    TI Thinks Resolved
    Part Number: UCC256403 Tool/software: Hi Sir : I have the following questions regarding this chip : Question 1: Is there any way to determine the design margin of OCP2/OCP3 for this chip through testing or theoretical calculations? Question 2: Will the…
    • 4 months ago
    • Power management
    • Power management forum
  • UCC256403: Feedback network, current transfer ratio and IFB current

    UCC
    UCC
    Part Number: UCC256403 Other Parts Discussed in Thread: TLV431 Tool/software: The VFBreplica voltage and the IFB current is a bit unclear in the datasheet for UCC256403. Since the datasheet is lacking in information, I've scanned the TI forum for answers…
    • 2 months ago
    • Power management
    • Power management forum
  • Answered
  • UCC256403: Gate voltage spike at the HIGH SIDE MOSFET for UCC256403

    UCC
    UCC
    Resolved
    Part Number: UCC256403 Tool/software: In the example simulation for UCC25640x (given by slusd90 - june2019) ideal switches are used instead of HIGH side and LOW side MOSFETs. In this simulation model there's no problem getting clean waveforms with high…
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • UCC256403: Inquiry about peripheral parts used for UCC256403

    Akira Kurata
    Akira Kurata
    TI Thinks Resolved
    Part Number: UCC256403 Other Parts Discussed in Thread: UCC25630-1EVM-291 Tool/software: Thank you for your continued support. My name is Kurata. I have the following question about the parts used in the peripheral circuit of UCC256403. In the example…
    • 7 months ago
    • Motor drivers
    • Motor drivers forum
  • RE: UCC256403: Undeterministic behaviour burst-mode

    UCC
    UCC
    Hemanth Sreeperumbudur said: I entered RBW value to be 0kohm and 1uA as initial current in the default circuit downloaded from web. I don't see burst mode until the load is applied, when the load is applied, continuous switching is observed. However, once…
    • 4 months ago
    • Power management
    • Power management forum
  • UCC256403: Burst mode disable in UCC256403

    satyendra patel
    satyendra patel
    Part Number: UCC256403 Tool/software: Dear Experts I have tried with the values in the range that disable the burst mode. But burst mode is not disable. Another thing I observed that after removing upper resistor of BW. I observed that burst mode is…
    • 8 months ago
    • Power management
    • Power management forum
  • UCC256403: Burst mode disable in UCC256403

    satyendra patel
    satyendra patel
    TI Thinks Resolved
    Part Number: UCC256403 Tool/software: What are the ways to disable the burst mode at the defined output current? I have tried with selecting option as per the datasheet but I have observed at burst mode is not Disable and output voltage is controlled…
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • UCC256403: Transformer Proximity effect AC resistance calculation

    ANEESH TS
    ANEESH TS
    Resolved
    Part Number: UCC256403 Tool/software: Hi TI Experts, I have designed 1.5KW LLC DC/DC converter using UCC246403 after my PFC stage. I have to gain 3% more efficiency to meet my requirement. My HF transformer details are below. Core= PQ4040 Np/2=12Turns…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
<>

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

  • Ask a new question