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  • LM5012-Q1: EMI Problem

    TI Thinks Resolved
    Part Number: LM5012-Q1 Tool/software: Hi to all, i finished my design with the LM5012-Q (Vin: 19.2V to 57.6V, Vout: 18V 12W). Circuit works fine after some capacitor improvement. The issue now is, that EMC Test EN61000-6-3 E Field SAC 3m failed at…

  • LM5012-Q1: Looking for alternative for dual output

    TI Thinks Resolved
    Part Number: LM5012-Q1 Other Parts Discussed in Thread: LM5012 , LM5137 , LM5013 Tool/software: I am using LM5012 with 5V output in my design currently. I am looking for a buck converter IC with Dual output with output requirement as 1. 5V, 2A …

  • LM5012: LM5012 Maximum On time and SW pin voltage rating.

    TI Thinks Resolved
    Part Number: LM5012 Other Parts Discussed in Thread: LM5013 Need Help in understanding the two following aspects of LM5012 for good design. 1. Significance of Maximum Programmable on-time (1000nS) in table 7.4. As 1000ns is mentioned as the…

  • LM5012-Q1: DCDC converter output has higher voltage than expected

    Part Number: LM5012-Q1 Other Parts Discussed in Thread: LM74700-Q1 , LM5012 Tool/software: Hello, We have used LM5012-Q1 in our design. the input is 24V and we expect 12V at the output but we get 12.55V !! here is the circuit: I checked the values…

  • LM5012-Q1: LM5012QDDARQ1Pspice model

    Part Number: LM5012-Q1 Other Parts Discussed in Thread: PSPICE-FOR-TI , LM5012 , LM5013 Hello, I would need LM5012QDDARQ1 unencrypted PSpice transient model. Thanks, Jafar

  • LM5012: frequency calculations

    TI Thinks Resolved
    Part Number: LM5012 Hi team, I have a question about the LM5012. When doing calculations in webench, the frequency is 578.17kHz, but according to the calculation of Equation 1 in the datasheet, it should be 12.22*2500/47=650kHz. Which calculated value…

  • LM5012-Q1: Short circuit

    TI Thinks Resolved
    Part Number: LM5012-Q1 Hi, I have designed a buck power supply based on LM5012QDDARQ1, wherein, I plan to convert an input dc of 40-80V (EV battery source) to a regulated 16V dc to power up my traction converter's gate supply. However, when I give the…
    • Answered

  • LM5012: Big ripple on output

    Resolved
    Part Number: LM5012 Hi all I'm designing step-down converter with LM5012. Convert 48V input to 12V output I using WEBENCH to generate design as below and have PCB with schematics as below (note that C139 wasn't fitted) But it have big ripple…
    • Resolved

  • LM5012-Q1: VOut Dropping drastically when Applying a high enough current

    TI Thinks Resolved
    Part Number: LM5012-Q1 Other Parts Discussed in Thread: LM5012 , LM5013-Q1 Tool/software: Good Morning everybody, I have an issue with the LM5012-Q1 converter. For context we have a 12S-50V battery as a source for the converter and we are converting…
    • Answered

  • LM5012: Output voltage range

    Resolved
    Part Number: LM5012 Other Parts Discussed in Thread: LM5013 Dear TI team, I am going to design an adjustable DC/DC converter with this specification: Input voltage 90V~100v, Output voltage 19V to 83V @ 350mA, efficiency > 905. I found the LM5012/LM5013…
    • Resolved

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