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Showing 101 results View by: Thread Post Sort by
  • Helge Hoffmann
    Helge Hoffmann
    • 15 days ago
    • Power management
    • Power management forum

    RE: LM5146-Q1-EVM12V: Differing oscilloscope curves measured compared to the User's Guide

    Hi Tim, thanks a lot. We got the problem solved by calibrating the scope probe. The higher gate drive voltage of about 10V is ok as the 12V output is coupled to VCC by a diode. We now can continue with checking our own design. Thanks and...
  • Andy  Chen
    Andy Chen
    • over 1 year ago
    • Power management
    • Power management forum

    RE: LM5146-Q1-EVM12V: High frequency Carrier Generation Procedure

    Hi Before IC was developed, discrete component was commonly used to generate waveform with freq over 100MHz like radio, TV or other communication equipment. Operation Amplifier is very flexible building block for many applications, you may check more...
  • Kaileh
    Kaileh
    • 6 months ago
    • Power management
    • Power management forum

    LM5146-Q1: hot for no load

    TI Thinks Resolved
    Part Number: LM5146-Q1 Hi Sir We follow LM5146-Q1-EVM12V to design a daughter board But this daughter board is very hot for no load (reach to 70 degree) ,please kindly help to check this issue 0.05A efficiency : Daughter board is 20% ,EVM...
  • James Su5
    James Su5
    • over 1 year ago
    • Power management
    • Power management forum

    LM5146-Q1-EVM12V: LM5146EVM Vcc voltage question

    TI Thinks Resolved
    Part Number: LM5146-Q1-EVM12V Datasheet page 8 VCC REGULATOR TYP 7.5V (MIN 7.3 and MAX 7.7V), But I got Vcc voltage is 10V at no load and 10A load, what’s happen ? B/R James
  • rajat sharma
    rajat sharma
    • over 1 year ago
    • Power management
    • Power management forum

    LM5146-Q1-EVM12V: Over voltage protection at I/P & O/P

    TI Thinks Resolved
    Part Number: LM5146-Q1-EVM12V Is Over voltage protection at I/P side & O/P side is implemented in this evaluation board ? If available how I can use it .
  • Matthew Odinotski
    Matthew Odinotski
    • over 1 year ago
    • Power management
    • Power management forum

    LM5146-Q1-EVM12V: LM5146-Q1-EVM12V low side/ high side fets

    • Resolved
    Part Number: LM5146 - Q1 - EVM12V Hello, It's not clear to me why Q1 and Q2 are 2 different N-Fets
  • Matthew Odinotski
    Matthew Odinotski
    • over 2 years ago
    • Power management
    • Power management forum

    LM5146-Q1-EVM12V: Are the Altium Design files available for this demo board?

    • Resolved
    Part Number: LM5146 - Q1 - EVM12V Hello, are the Altium design files (Schematic, PCB layout, gerbers
  • Dinesh Gread2
    Dinesh Gread2
    • 1 month ago
    • Power management
    • Power management forum

    LM5146-Q1: Buck Converter

    TI Thinks Resolved
    Part Number: LM5146-Q1 Hi Ti, I am using LM5146-Q1 for 225W converter i.e VIN 40-60V and Out 15V and 15Aamp. I have used high and low side mosfet in parallel. need suggesting what will be the gate resistance ? Do i need to use separate resistor...
  • Abhijeet Abhijeet1
    Abhijeet Abhijeet1
    • 8 days ago
    • Power management
    • Power management forum

    LM5146-Q1: Input/Output transience

    TI Thinks Resolved
    Part Number: LM5146-Q1 Hi there I am facing an issue with the LM5146 buck. I am using it for a 58V to 12V 5A application. When the input of "58V" is given to the buck through a two pin connector, a huge transience is observed at buck input...
  • Dinar Talibullin1
    Dinar Talibullin1
    • 4 months ago
    • Power management
    • Power management forum

    LM5146-Q1: WEBENCH® Tools/LM5146-Q1:

    TI Thinks Resolved
    Part Number: LM5146-Q1 Hello. I have a problem with LM5146 controller on my board. It`s temperature is 100C! Vin=56V, Vout=12V, I load = 0.3A. Tell me please how can i fix that? I have attached schematic - i have generate it on ti webbench power constructor...
>

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