Search tips
Showing 229 results View by: Thread Post Sort by

  • TPS54240: TPS54240 simulating inverting power supply with PSpice for TI

    TI Thinks Resolved
    Part Number: TPS54240 Hello, Im working on a power supply design that requires an inverted output of approximately -3.3 V. I wanted to run a quick sanity check by simulating the circuit with PSpice for TI, but the simulation always fails and the converter…
    • Answered

  • TPS54240: TPS54240DRCR Thermal Calculations

    Resolved
    Part Number: TPS54240 I am using the TPS54240DRCR DCDC converter and I am trying to calculate the junction temperture from the datasheet. The layout of my board utilizes the thermal pad on the bottom of the IC with 4-vias attached to the ground plane…
    • Resolved

  • TPS54240: CFD-compatible thermal model

    TI Thinks Resolved
    Part Number: TPS54240 Tool/software: Dear E2E Design Support Team We are, a printed circuit board design and manufacturing company, providing PCB design services for major automotive manufacturers, also undertaking simulation and analysis work as…

  • TPS54240: My TPS54240 buck converter circuit does not produce desired output

    TI Thinks Resolved
    Part Number: TPS54240 Tool/software: Hi all, My buck converter circuit based on TPS54240 ( datasheet )does not produce proper 3.7V output when input of 12V is applied. I have designed it based on this documents from TI. When I turn ON the 12V power…
    • Answered

  • TPS54240: PSpice for TI: Invalid Expression Error When Using AVG(W(U1))

    Resolved
    Part Number: TPS54240 Tool/software: This figure shows the simulation results obtained using TI’s TPS54240 in PSpice for TI. This waveform data was taken from the interval between 1.1ms and 1.2ms, where the output is stable. There are three waveforms…
    • Resolved

  • TPS54240: TPS54240 Diodes issue

    TI Thinks Resolved
    Part Number: TPS54240 Other Parts Discussed in Thread: LMR51420 , LMR51430 Dears, Customer feedback that the Continuous current diode during the end customer use process,pls help to check the schematic whether have any problem or not? Thanks

  • TPS54240: PowerPAD Dimension

    TI Thinks Resolved
    Part Number: TPS54240 Here are some questions about the power PAD size. Customer Quality team is confused about it. Please help to offer the comments. thanks. 1. Was this power-pad size changed only in HFTF site? How about the UTL2 and ASESH sites…
    • Answered

  • TPS54240: PCN#20231222000.1

    Resolved
    Part Number: TPS54240 Other Parts Discussed in Thread: STRIKE I have a question about PCN#20231222000.1. ＜Question＞ (1)Is the additional wafer processing plant CFAB located in Chengdu, China? (2)Where is the new inspection…
    • Resolved

  • TPS54240-Q1: CS2305251: PPAP20231227-028858

    Part Number: TPS54240-Q1 TEXAS INSTRUMENTS - PCN : 20231220001.2 - Effective Date : 2024/06/20 - PCN Types : Fabrication site change / Qualification/Country of Origin/New Subcon (FAB) About the "CS2305251: PPAP20231227-028858", Here I create the first…

  • TPS54240: Is it possible to use the same Stencil existing Power pad(UTL2/ASESH) and new power pad (HFTF)

    TI Thinks Resolved
    Part Number: TPS54240 Tool/software: Dear Specialists, My customer has a relative question. I would be grateful if you could advise. ｰｰｰ The existing power pad (UTL2/ASESH) and the new power pad (HFTF) have different power pad sizes. Can the…

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