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  • TMP390: Sensor outputs not triggering at set temperature

    Resolved
    Part Number: TMP390 Tool/software: I have constructed the below circuit to provide temperature lockout/protection to our device. The goal is to disable a buck converter when temperature is outside the range [-40C - 120C]. The CH. A/B outputs are tied…
    • Resolved

  • TMP390-Q1: Location of Fabrication

    TI Thinks Resolved
    Part Number: TMP390-Q1 Other Parts Discussed in Thread: TMP390 I am looking for information on where the TMP390 sensors are being built. Are these in the US or outside of the US? Thanks, Shawn
    • Answered

  • TMP390: What is the internal block diagram of TMP390?

    Resolved
    Part Number: TMP390 Hi TI experts， I want to know what is the internal block diagram of the TMP390 temperature switch? Can you provide it? Because when I was designing the circuit diagram, I was worried that after the temperature protection was…
    • Resolved

  • TMP390: TMP390 Current consumption

    Part Number: TMP390 I require a 0C temperature switch with very low standby power consumption. I have built the single channel cold trip-point circuit from the datasheet (Fig 8-7) with RSET as 21.5k for a 0deg threshold and 5deg hysteresis. When measuring…

  • TMP390: Config resister calculation

    TI Thinks Resolved
    Part Number: TMP390 Hello Expert, I have question regarding TMP390's config resister. In datasheet, it showed parameter setting on a lot of resisters. However, our customer cannot use such a high accuracy resister. Then, I'd like to get the formula that…
    • Answered

  • TMP390: Used for 2 cold trip application

    Resolved
    Part Number: TMP390 Hi Team, My customer study the TMP390 datasheet and found below chart. He thought the trip error is covered over the detection temp. range, so he would like set Hot Trip temperature below 30C. For example, set cold trip temp. to -20C…
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    • Answered

  • TMP390: Application for heater

    Resolved
    Part Number: TMP390 Hi, My customer want find temperature switch about below behavior. 1. When T=-30C, enable heater. 2. When T= 25C, disable heater. 3. When T= 15C, enable heater. 4. When T= 25C, disable heater. (repeat step3,4 until system shutdwon…
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    • Answered

  • TMP390: Value of Rset in TMP390

    Resolved
    Part Number: TMP390 Hi team, Customer were using TMP390 in their latest project.We were facing a question: for example: as table1 shown, Rset were recommended to 442kohm, but we only can choose the 470kohm or 430kohm. what influence would cause? whether…
    • Resolved

  • RE: TMP390: TMP390 - Any power supply rise time restrictions?

    Hi Cary, I'm reasonably certain TMP390 will not have this issue, but I've not been able to turn up any data to support it. Can I offer you a TMP390EVM? thanks, ren

  • TMP390: Pin 1 position

    TI Thinks Resolved
    Part Number: TMP390 Hi Team, On this picture, we would like to confirm the position of pin 1. Thank you very much. -Mark

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