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Showing 29 results View by: Thread Post Sort by
    Answered
  • TPSM84338: TPSM84338 - Output Voltage Drops Under Load in FCCM Mode

    Senad Tursic
    Senad Tursic
    Resolved
    Part Number: TPSM84338 I am evaluating the TPSM84338 and are seeing unexpected output regulation behavior. Configuration: Input Voltage (VIN): 24 V Output Voltage: 5.0 V Output Capacitor: 47 µF ceramic Operating Mode: FCCM enabled Load Current…
    • Resolved
    • 2 months ago
    • Power management
    • Power management forum
  • TPSM84338: TPSM84338 - 20V for short time on output

    Raik Melzer
    Raik Melzer
    TI Thinks Resolved
    Part Number: TPSM84338 Hi TI-Team, using the TPSM84338 for generating 5V_SAFE-Voltage in a 5-20V USB PD-Application would result in a 20V level on the output of the converter for a time of around 20ms. Background: we use a PD3.0 controller (DRP) which…
    • 8 months ago
    • Power management
    • Power management forum
  • TPSM84538: TPSM84538 - Performance Comparison with TPSM84338

    Matthew Smith
    Matthew Smith
    Part Number: TPSM84538 Other Parts Discussed in Thread: TPSM84338 , Hi, I am wondering whether there is thermal performance data (or power dissipation data) to better compare the TPSM84538 with TPSM84338 under similar/same operating conditions? TPSM84338…
    • 3 hours ago
    • Power management
    • Power management forum
  • TPSM84338: powering VOUT when TPSM84338 is off

    Joe Miller1
    Joe Miller1
    TI Thinks Resolved
    Part Number: TPSM84338 Dear Sir/Madam, I am using the TPSM84338 to produce 5V from a 12V supply. I need to program microcontroller using USB so have connected USB 5V supply through diode to the TPSM84338 5V output. I just want to check that the TPSM84338…
    • 11 months ago
    • Power management
    • Power management forum
  • TPSM84338: How to reduce power consumption of TPSM84338

    Shinichi Inoue
    Shinichi Inoue
    TI Thinks Resolved
    Part Number: TPSM84338 Other Parts Discussed in Thread: TPSM63604 , UCC29002 Dear Specialists, My customer is interested in TPSM84338. However, under the customer's conditions, the TJmax will be exceeded. I would be grateful if you could advise…
    • 10 months ago
    • Power management
    • Power management forum
  • TPSM84338: Model Simulation Issue

    Gaurav Goyal
    Gaurav Goyal
    Part Number: TPSM84338 Hello TI team, I have been trying to simulate the transient response for the TPSM84338 model but facing issue as soon as I start the simulation. Could you please help to resolve this issue? Transient- 2.4A/230ns Vin-12V Vout-1…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • TPSM84338: Buck IC (24V/9V) Recommendation & 80V TPSM Roadmap

    Luna Lee
    Luna Lee
    Resolved
    Part Number: TPSM84338 Other Parts Discussed in Thread: TPSM84538 Hi, I am looking for a Buck IC recommendation and information regarding TI's high-voltage power module roadmap. Please review the following two queries: Buck IC Recommendation…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • TPSM84338: PSPICE sim of TPSM84338

    Christopher Hirt
    Christopher Hirt
    Resolved
    Part Number: TPSM84338 Tool/software: The PSPICE simulation with this part gets to 11mS and then just sits there. No errors or indications it won't converge, just appears stalled at this time. If I probe the VIN current to the device, I see a spike…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • TPSM84338: tss calculation and the measured time

    Isao Takigasaki
    Isao Takigasaki
    TI Thinks Resolved
    Part Number: TPSM84338 Hi, My customer is evaluating TPSM84338RCJR and they try to set Css to 0.01uF and tss=1.1ms should be expected in accordance with exuation (7) in the datasheet, but it was 1.9ms in the measurement on actual device. In case of…
    • 6 months ago
    • Power management
    • Power management forum
  • TPSM84338: Thermal vias on SW?

    Ayan Ahmed
    Ayan Ahmed
    TI Thinks Resolved
    Part Number: TPSM84338 Is it advisable to use via-in-pad on the SW pad of this IC? By default, that is what's done on the footprints provided by SnapMagic and Ultra Librarian (see image below). The datasheet explicitly says to minimize the amount of copper…
    • 8 months ago
    • Power management
    • Power management forum
>

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