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Showing 157 results View by: Thread Post Sort by
    Answered
  • LM43603-Q1: LM43603 external bias supply

    John Coughlan
    John Coughlan
    Resolved
    Part Number: LM43603-Q1 Using LM43603-Q1 as 15V to 9V converter. I have a external 5V supply available and using this for Bias rail per datasheet recommendation. The 5V rail can be present before /after the 15V. It mentions in the datasheet that Bias…
    • Resolved
    • 2 months ago
    • Power management
    • Power management forum
  • LM43603-Q1: Please review the schematic of LM43603-Q1

    Chase Jeong
    Chase Jeong
    TI Thinks Resolved
    Part Number: LM43603-Q1 Dear TI experts, My customer made their schematic using LM43603-Q1. Could you review the schematic? Best regards, Chase
    • 1 month ago
    • Power management
    • Power management forum
  • LM43603: CCM Mode - Datasheet values

    Billy Parthipan
    Billy Parthipan
    TI Thinks Resolved
    Part Number: LM43603 The LM43603 (exact part number LM43603PWPT) datasheet says that the CCM Mode: Output voltage ripple will be at a minimum in this mode and the maximum output current of 2 A can be supplied by the LM43603. This is a 3A part. Should…
    • 16 days ago
    • Power management
    • Power management forum
  • LM43603: LM43603PWPR Soler Coverage on the Thermal Pad

    SELENA ZENG
    SELENA ZENG
    TI Thinks Resolved
    Part Number: LM43603 Dear TI Team, We would like to seek your confirmation regarding the LM43603PWPR parts with DC2603+ date codes. During our inspection, we observed that the solder coverage on the thermal pad did not exhibit continuous, defect-free…
    • 11 days ago
    • Power management
    • Power management forum
  • LM43603: switching frequency variation

    Makoto Oka
    Makoto Oka
    TI Thinks Resolved
    Part Number: LM43603 Current circuits use an external RT resistor with a resistance value of 89k ohm (tolerance +/- 0.5%) to determine the switching frequency. The maximum switching frequency range is calculated from 401.8kHz to 495.99kHz using the maximum…
    • 8 months ago
    • Power management
    • Power management forum
  • LM43603: Bootstrap capacitor

    Shuhei Goto
    Shuhei Goto
    TI Thinks Resolved
    Part Number: LM43603 Hi team, It is recommended that 0.47uF for bootstrap capactior. Is it possible to use larger cap like 1uF for bootstrap? Best regards, Goto
    • 11 months ago
    • Power management
    • Power management forum
  • LM43603: Questions about LM43603 webench.

    Kazuya Nakai59
    Kazuya Nakai59
    TI Thinks Resolved
    Part Number: LM43603 Hello guys, One of my customers is considering using LM43603 for their next products. They are simulating LM43603 with Webench. At this moment, they have the following questions. Could you please give me your answer to the questions…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM43603: Problem with initial voltage drop when the PGOOD signal is activated.

    Angel Trendafilov
    Angel Trendafilov
    Resolved
    Part Number: LM43603 Tool/software: Hello, Before 2 years we developed a new device with LM43603. The design was done with WEBENCH Designer. Input voltage 12-28VDC, output voltage 5V, Iout - 3A max., Cout 180uF polymer organic capacitor, RT - 115kOhm…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LM43603: Find inverting IC

    GARETH OU
    GARETH OU
    TI Thinks Resolved
    Part Number: LM43603 Hi Please help to suggest is and product 5V to -12V / 0.3A~0.5A can be used~ Pci slot use. Thank you!
    • over 3 years ago
    • Power management
    • Power management forum
  • LM43603: LM43603: Poor voltage regulation under load

    Thomas Galbraith
    Thomas Galbraith
    TI Thinks Resolved
    Part Number: LM43603 I have made 2 PCBs with the same schematic shown but different layouts. One circuit works fine and the other has poor output voltage regulation. On the one that has poor regulation, under no-load it outputs the desired voltgae…
    • over 5 years ago
    • Power management
    • Power management forum
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