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Showing 19 results View by: Thread Post Sort by
    Answered
  • TPS54240-Q1: Maximum and minimum duty cycle

    Zirui Su
    Zirui Su
    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
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS54240-Q1: Design Problem/Question with the Operating Frequency of the IC

    Mehmetcan Bicen
    Mehmetcan Bicen
    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
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS54240-Q1: Voltage drop when Vin=Vout

    Ben Kuo
    Ben Kuo
    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
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS54240-Q1: productiveness

    user1932012
    user1932012
    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
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS54240-Q1: Input voltage ripple equation

    Nam, Dino
    Nam, Dino
    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
    • over 3 years ago
    • Power management
    • Power management forum
  • Power Dissipation Estimate for TPS54240-Q1

    AIT GHRIB Abderrahman
    AIT GHRIB Abderrahman
    Other Parts Discussed in Thread: TPS54240-Q1 , TPS54140-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…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS54240-Q1 output variation vs temperature

    Ian Lee
    Ian Lee
    Resolved
    Other Parts Discussed in Thread: TPS54240-Q1 , MANDO , TEST 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…
    • Resolved
    • over 6 years ago
    • Automotive (Read-Only)
    • Automotive Forum (Read-Only)
  • TPS54240: Questions about TPS54240 Webench result.

    Kazuya Nakai59
    Kazuya Nakai59
    TI Thinks Resolved
    Part Number: TPS54240 Hello guys, One of my customers is evaluating TPS54240 for their new products. They use parts parameters which calculated by TPS54240 Webench. Their Vin/Vo/Io conditions are the follows. Vin = 33.2V(Min), 36.9V(Nom), 40.6V(Max) …
    • 7 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS54140: Replace by TPS57140Q1

    Mike Yu
    Mike Yu
    Resolved
    Part Number: TPS54140 Other Parts Discussed in Thread: TPS5140 , TPS57140-Q1 , , TPS54240 Hi Team, Due to the storage of TPS5140, can the customer use TPS57140-Q1 to replace it? I had find the different between as the link below. It seems they can be alternative…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS54240-Q1 Radiated Emission Graph

    tateo yamashiro
    tateo yamashiro
    Resolved
    Other Parts Discussed in Thread: TPS54240-Q1 , TEST 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…
    • Resolved
    • over 7 years ago
    • Automotive (Read-Only)
    • Automotive Forum (Read-Only)
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