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Showing 42 results View by: Thread Post Sort by
  • JFE2140: JFE2140 Crosstalk

    DH
    DH
    Part Number: JFE2140 Tool/software: Hi, Is the crosstalk between both JFETs known? I'm planning to use them for their great matching and performance but am a little afraid that using one package for two channels may have a crosstalk issue? Thanks…
    • 10 months ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • JFE2140: JFE2140 gate leakage

    J Scott Merritt
    J Scott Merritt
    Resolved
    Part Number: JFE2140 Tool/software: I noticed distortion in some simulations with the JFE2140 and narrowed it down to an unexpectedly large gate leakage current whenever the drain to gate voltage grows above 10V. The following leakage-test uses the TI…
    • Resolved
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • JFE2140: JFE2140 differential amp gain computation

    J Scott Merritt
    J Scott Merritt
    Resolved
    Part Number: JFE2140 Tool/software: Referring to Figure 9-10, and using the JFET Common Source voltage gain equation (gm * Rd) / (1 + gm Rs), I compute a gain of 30 (= ~30db) where as Figure 9-11 show a gain of around 13 db. What am I missing ? Thanks…
    • Resolved
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • JFE2140: JFE2140 as MC phono preamplifier

    Matteo Bonino
    Matteo Bonino
    Part Number: JFE2140 Other Parts Discussed in Thread: JFE150 Tool/software: Hi, good morning, as per another question I've posted in this support forum, I'm currently designing a tube hifi preamplifier. A JFE2140 will be deployed as first MC-moving…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • JFE2140: JFE2140 20dB gain differential amplifier

    Andri Haryono
    Andri Haryono
    Part Number: JFE2140 Tool/software: HI, I planned to use JFE2140 as 20dB gain amplifier to drive a transducer up to 80 kHz. Below is my simulation model in LTspice. I use the JFE2140 Pspice model What I notice from my model and the measurement…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • JFE2140: JFE2140 capacities

    Gerrit Schlüter
    Gerrit Schlüter
    Part Number: JFE2140 Other Parts Discussed in Thread: TINA-TI , JFE150 , STRIKE Tool/software: Hi, we are currently evaluating the JFE2140 and noticed a relatively big discrepancy between the Spice-Model and the real capacitances (Gate to Source and Gate…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • JFE2140: Current noise density

    Dimitri
    Dimitri
    TI Thinks Resolved
    Part Number: JFE2140 Other Parts Discussed in Thread: JFE150 Tool/software: JFE2140 and JFE150 are the only JFETs that have datasheets with published current noise density. Can I assume that the published current density is frequency independent? Can…
    • 2 months ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • JFE2140: JFE2140 WSON package availability

    Dave Mellick
    Dave Mellick
    Resolved
    Part Number: JFE2140 Tool/software: Is the JFE2140 in the WSON available? A post from a year ago stated it would likely be out within a month but I currently can't find any sources for it.
    • Resolved
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • JFE2140: CLAMPING DIODES PROTECTION

    antoine caplain
    antoine caplain
    Part Number: JFE2140 Tool/software: Hello, Could you give a rated peak pulse current AND clamping voltage for 8/20 µs and/or 10/1000µs transients for the clamping diode ? Thanks a lot A .Caplain
    • 5 months ago
    • Amplifiers
    • Amplifiers forum
  • JFE2140: Availability of 100% Test/Screen

    Dave Thomas
    Dave Thomas
    Part Number: JFE2140 Other Parts Discussed in Thread: JFE150 Tool/software: The lack of a max specification for voltage noise on the JFE2140 (and also the JFE150) have me concerned about using it in a production application. Does TI offer test/screening…
    • 6 months ago
    • Amplifiers
    • Amplifiers forum
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