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  • LM5175: How do I calculate the power consumption of the LM5175-Q1 and 4 FETs ?

    TI Thinks Resolved
    Part Number: LM5175 Other Parts Discussed in Thread: CSD18563Q5A Tool/software: Hello, I am calculating the power consumption of all components on my circuit for thermal simulation. The circuit is the same as typical application circuit in the datasheet…
    • Answered

  • LM5175-Q1: Efficiency calculation in WEBENCH

    Resolved
    Part Number: LM5175-Q1 Tool/software: Hi team. I am designing a power supply using LM5175-Q1. I want to calculate efficiency. I'm thinking of using WEBENCH. Will the results be close to the actual machine?
    • Resolved
    • Answered

  • RE: LM5175-Q1: Safety information required

    Resolved
    Hi Sudheer, i have attached the FMEA. Best regards, Stefan LM5175-Q1_LM5176-Q1_Pin FMEA.xlsx

  • LM5175-Q1: COMP pin voltage

    Part Number: LM5175-Q1 Hello, I measure the COMP pin voltage for the LM5175-Q1 IC on board. COMP pin voltage is 1.68V, in buck mode, stepping down from 13.5v to 5V for automotive application. As per datasheet, , it says 0.3-1.6V for Buck operation and…

  • LM5175-Q1: Not getting output and VCC

    Part Number: LM5175-Q1 Other Parts Discussed in Thread: LM5175 Hi, We've designed a PCB with LM5175 for typical application requirement as suggested in datasheet parameters. When we give 12V supply we're getting 3.7V at VCC Pin of IC. We've tried…

  • LM5175-Q1: J721EXCP01EVM LM5175

    Part Number: LM5175-Q1 Other Parts Discussed in Thread: LM5175 Hi, We designed a card using the J721EXCP01EVM card as a reference.But we observe an abnormal heating in the material with position L4, which is in the page 58 LM5175 diagram. What could be…
    • Answered

  • LM5175-Q1: LM5175 CCM and DCM mode

    Resolved
    Part Number: LM5175-Q1 Hi, Vin(min)=6V Vin(max)=28V Vout=12V@7A; Ta=25 deg we designed a circuit suitable for the above conditions, but the temperature in the inductor at the output was too high. To solve this, we pulled the mode pin on the ground and…
    • Resolved

  • LM5175-Q1: Miss of the drive signal of the Boost upper bridge arm MOS when starting with load

    TI Thinks Resolved
    Part Number: LM5175-Q1 Other Parts Discussed in Thread: LM5175 , LM5176 Dear, I have a customer issue, which can be summarized as: Application Condition: LM5175-Q1 is used for charging the battery. Problem Description: When the battery voltage is low, start…
    • Answered

  • LM5175-Q1: Short Circuit Protection; Half Switching Frequency; Constant Current Loop Gain Test Method

    Resolved
    Part Number: LM5175-Q1 Other Parts Discussed in Thread: LM5175 I have three questions about the LM5175-Q1: 1. Is the calculation of the inductor current during a short circuit an algorithm such as the overcurrent protection threshold voltage (buck:76mV…
    • Resolved

  • LM5175-Q1: PSPICE Simulation - Dither Pin

    Part Number: LM5175-Q1 Hi, We are trying to run the steady state simulation with the a capacitor on pin 5 (DITH) and are getting error saying the pin has less than 2 connections at the node and a second error saying the node is floating. I have double…

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