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  • LM26420: Can I combine two output of LM26420?

    Resolved
    Part Number: LM26420 Other Parts Discussed in Thread: TPS62442 , TPS62865 Dear team, 1. As mentioned title, Can I combine 2 output for large current up to 4A? Currently the customer are using LM26420 3 points for their system. but in case of 3.3V, they…
    • Resolved

  • LM26420-Q1: Low Phase Margin with 1V & 0.7amps....

    Part Number: LM26420-Q1 Other Parts Discussed in Thread: TPS62442-Q1 Greetings, When I run this part through Webench , with 3.3v input, 1.0v out and 0.7amps, the phase margin drops below 35 and Webench fails with, " Design update failed. This design…

  • LM26420: Required spice model for 20 pin ic LM26420-Q0PWP

    TI Thinks Resolved
    Part Number: LM26420 Hi, Please provide spice model for Dual 2.0A, High Frequency Synchronous Step-Down DC-DC Regulator 20 pin ic LM26420-Q0PWP. This ic spice model is not available in web.
    • Answered

  • RE: LM26420-Q1: LM26420-Q1 similar device which could support 2.5A for each port

    Resolved
    Hi Jessica, If don't have further queries, I'm closing thread. Best regards, Excel

  • RE: LM26420-Q1: Calculations and design of my power circuit and device request for the Webench simulator

    Hi Francisco, Please see my comments on schematic diagram and PCB layout below. You can also refer to the User's Guide for PCB layout recommendation. User's Guide: ( https://www.ti.com/lit/ug/snva353b/snva353b.pdf?ts=1703780087040&ref_url=https…
    • Answered

  • LM26420-Q1: The static current of LM26420-Q1 is too large during operation.

    Resolved
    Part Number: LM26420-Q1 Other Parts Discussed in Thread: LM26420 LM26420-Q1. Our product uses two LM26420-Q1. When we separately measure the static current of LM26420-Q1, the sum of the static current of VINC and VIND is 24mA, which is basically close…
    • Resolved
    • Answered

  • LM26420: No output from one of the 2nd DC-DC converter - SW pin is not showing stable output

    Resolved
    Part Number: LM26420 Hi, I am working on board in which we have used LM26420 for 3.3V and 1.8V output with 5V input, the circuit is shown below I am getting no output from 3.3V and therefore the 1.8V is also not working. Also, if I measure with oscilloscope…
    • Resolved
    • Answered

  • LM26420: LM26420

    Resolved
    Part Number: LM26420 Ladies and gentlemen, I'm currently using LM26420Q1 in my design and wondering if I can parallel the outputs of the same output voltage to have higher current output to the load. My intention was using 2 separate but the same value…
    • Resolved

  • LM26420-Q1: LM26420 fail tem test

    Part Number: LM26420-Q1 Thanks for your support After the chip returned to normal temperature after a low temperature test, the chip failed. The output voltage is less than 100mV. The resistance between sw to GND is 5 ohm. We guess the lower MOS is short…

  • RE: LM26420: Overcurrent protection device for my application

    Hi CSC, Our product line only supports the buck converters LM26420 and TPS62441. For support on the other devices like TPS6141 and controllers, please make separate threads with the correct name of the converter in the title, so that the thread goes to…

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