Search tips
Showing 19 results View by: Thread Post Sort by
    Answered

  • TPS54240-Q1: Maximum and minimum duty cycle

    Resolved
    Part Number: TPS54240-Q1 Hi all, I don’t see the marked input/output voltage difference in the data sheet; I want to confirm how to determine that I want to output 3.3V and how many volts should I input at the lowest VIN? The current load is 1.5A, thank…
    • Resolved
    • Answered

  • TPS54240-Q1: Design Problem/Question with the Operating Frequency of the IC

    Resolved
    Part Number: TPS54240-Q1 Other Parts Discussed in Thread: TPS54240 , Hello, I am designing a power supply using TPS54240-Q1 with 28 V nominal input voltage and 10 V output voltage. I used WEBENCH to design my circuit at first, however, solution size is…
    • Resolved
    • Answered

  • TPS54240-Q1: Voltage drop when Vin=Vout

    Resolved
    Part Number: TPS54240-Q1 Dear team, Customer would like to design 12~24Vin to 12Vout/2A in automotive application. I found TPS54240-Q1 which can operate in 100% duty-on. I would like to double confirm with you the output voltage drop in 12Vin to 12Vout…
    • Resolved
    • Answered

  • TPS54240-Q1: productiveness

    Resolved
    Part Number: TPS54240-Q1 Other Parts Discussed in Thread: TPS54240 We had some problems using TPS54240, so please look at the input: 12? 36V output requires 5V? 2A, actual measurement, Low efficiency (tested at input voltage 12V) 1A efficiency 78% 0.5A…
    • Resolved
    • Answered

  • TPS54240-Q1: Input voltage ripple equation

    Resolved
    Part Number: TPS54240-Q1 Hello team, At datasheet of TPS54240-Q1 is mentioned(32 page), An input voltage ripple is 206mV under Ioutmax = 2.5A, Cin = 4.4uF, Fsw = 300KHz. Vin ripple = (Ioutmax x0.25) / Cin x Fsw (Equation 39) But i can't get a answer of…
    • Resolved

  • Power Dissipation Estimate for TPS54240-Q1

    Other Parts Discussed in Thread: TPS54240-Q1 Hello, I'm trying to understand the equations which are given in the data sheet to estimate the power dissipation of TPS54240-Q1: What is the physical meaning of the used constants "0.25x10^-9, 3x10^-9,…
    • Answered

  • TPS54240-Q1 output variation vs temperature

    Resolved
    Other Parts Discussed in Thread: TPS54240-Q1 , MANDO Team, One of my customer, Mando is developing Radar system with TPS54240-Q1. During the chamber test, they found the output voltage change at temperature, -40C. Have you seen those case such as Vout variation…
    • Resolved
    • Answered

  • TPS54240-Q1 Radiated Emission Graph

    Resolved
    Other Parts Discussed in Thread: TPS54240-Q1 Hi, My customer has question about TPS54240-Q1. Could you tell me about questoin? [Question] My customer want Radiated Emission Graph at the following conditions. Do you have data? Vin=12V,Vout=3.3V,Iout=2A,fsw…
    • Resolved

  • TPS54240-Q1 Voltage Reference vs janction Temperature

    TI Thinks Resolved
    Other Parts Discussed in Thread: TPS54240-Q1 Hi, My customer has question about TPS54240-Q1. Could you tell me about questoin? [Question] My customer see Voltage Reference vs Janction Temperature in datasheet. And my customr think there is little variation…
    • Answered

  • TPS54240-Q1 How to Interface to RT/CLK Pin

    Resolved
    Other Parts Discussed in Thread: TPS54240-Q1 Hi, My customer has question about TPS54240-Q1. Could you tell me about questoin? [Question] You recommend AC-coupling the synchtonization signal through a 10-pF ceramic capacitor to RT/CLK pin and a 4-kohm series…
    • Resolved

Didn't find what you are looking for? Post a new question.