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  • LMR36500: LMR36500 Real Life efficiency w/ EVM is much lower than Webench

    Resolved
    Part Number: LMR36500 Other Parts Discussed in Thread: LMR51603 , Hi, I'm evaluating an LMR36500P5 using the EVM. Vin is 20V, Vout is 10V / 12mA. I require an efficiency of over 80% for this applicaiton. Webench predicts 92.8%. I'm measuring 74.6%. …
    • Resolved

  • LMR36500: Selecting LC different from that mentioned in Table 8-1. Typical External Component Values

    TI Thinks Resolved
    Part Number: LMR36500 From the datasheet I understand that Table 8-1. Typical External Component Values recommends value of L-Cout based on Vin (12V-48V) & considering the internal compnensation of the IC. Example - Considering 1Mhz, for a 5Vout, intead…

  • LMR36500-DESIGN-CALC: Irregular Circuit Error TINA-TI

    TI Thinks Resolved
    Part Number: LMR36500-DESIGN-CALC Other Parts Discussed in Thread: LMR36520 , TINA-TI The unencrypted PSpice model of the LMR36520 throws the following error during simulation: This same error occurs when a Webench simulation is exported then run inside…

  • LMR36500-DESIGN-CALC: IBIS model requested for TPS54060DGQ

    Part Number: LMR36500-DESIGN-CALC Hi, I am after the IBIS model for TPS54060DGQ but I cant find it in your webiste. Could you please email it over.
    • Answered

  • LMR36500: current (sink/source) required on pin 3 (EN/UVLO) of LMR36500

    Resolved
    Part Number: LMR36500 Other Parts Discussed in Thread: LM5019 Hello TI members, Question1: How much current (sink/source) is required on pin 3 (EN/UVLO) of LMR36500 to enable the device? I plan to use an optocoupler for controlling the EN/UVLO pin…
    • Resolved

  • LMR36500: Power solution suggestion

    TI Thinks Resolved
    Part Number: LMR36500 Dear Team, We have a new High Power PA SCU5050 currently in circuit design, and there are four sets of power requirements to assist in recommending materials, which are described below 1. Power IN is 48V, Power sequence is 5V…
    • Answered

  • LMR36500: Can this device produce negative output voltages (IBB)?

    Resolved
    Part Number: LMR36500 Hi, Need some FACE support for selecting the right device (IBB controller with integrated power stage): Input voltage range: +4.5V...+26V Output voltage range: -1.5V... -6V Output current: 0 to -50mA Small overall size and…
    • Resolved

  • LM5165-Q1: Light Load Efficiency of LM5165-Q1

    TI Thinks Resolved
    Part Number: LM5165-Q1 Other Parts Discussed in Thread: LMR36503-Q1 , LM46000-Q1 , TPS57060-Q1 , LMR36500 , LMR36503 Hi TI Team, We plan to use this device (LM5165-Q1) in a 24 V automotive application with a 5 V output . The expected load is ultra…

  • TPS922055: Adjustable Power Supply with fixed input voltage

    TI Thinks Resolved
    Part Number: TPS922055 Other Parts Discussed in Thread: TPS92518HV , LMR36500 Tool/software: Hi, i am searching for an adjustable power supply in the range of: Input voltage: +48V (fixed) Output voltage of about +12V to +32V @0,5mA max. The…

  • LMR36503-Q1: Efficient buck converter for very low load

    TI Thinks Resolved
    Part Number: LMR36503-Q1 Other Parts Discussed in Thread: LMR36500 Tool/software: I am designing a DC/DC converter to go from 30-60V input to 3.3V to supply about 20 mA to a microcontroller and some other chips. Efficiency is key, because it needs…

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