semiconductor

  1. Dankov

    Steps in Designing using gm/ID Lookup table

    I am learning to design circuits using gm/ID lookup tables and I now try to design Miller OTA but I am no sure how to start. I have set myself parameters that I should strife to like: GBW, SR, CL. I first start with determining: \[ C_S = 0.22C_L \] \[ gm_{m12} =2\pi GBW C_L \] Here is my first...
  2. F

    Semiconductors’ flow of electron is still confusing me

    In order for electrons to leave their lower shells to higher shells, they need energy i.e voltage. Electrons also move from high concentration to lower concentration. If we take a single piece of N-type (which is not joined with P-type piece) and connect one side of N-type with negative...
  3. F

    Shouldn’t forward bias theoretically increase the depletion region?

    With a reverse biased diode, the electrons get pushed from the - terminal towards the junction on P side and combine with holes near the junction, making the depletion layer increased on P side simultaneously the + terminal of the battery pulls the electrons into the + terminal leaving the N...
  4. K

    How to Safely remove NVRAM from programmer and put it into a circuit?

    Hi, I am using this circuit and software to write to the NVRAM: GitHub - crmaykish/AT28C-EEPROM-Programmer-Arduino: Programming the AT28C64B or AT28C256 EEPROM chip with an Arduino Mega In order to avoid the hassle of disabling Software Data Protection for writes to the 28c256 EEPROM, I...
  5. T

    Uncertainty in measuring frequency vs amplitude of signal ?

    Hi Guys, I am quite confused why he compares the incertitude of momentum and position of particle in quantum mechanics to frequency and amplitude in signal and system: for my understanding when I sample a signal over many cycles, i do obtain the amplitude and frequency of the signal. so, why he...
  6. T

    career advice(Europe): Chip industry or Automotive electronic industry?

    Hello guys, I am about to choose between two companies in Europe with total different field which both are interesting. I am not asking you to choose for me but tips to get out of this dilemma I am. the trick I get two offers and both of them want me to decide very soon and I have no time to...
  7. E

    Upgrading Old Semiconductor Equipment??

    Hi Everyone, I need you all feedback/opinions about what could be the best way to update old Semiconductor Equipment. Currently our Equipment runs using the OEM SW base on windows and has a determined amount of digital/analogs inputs that we can monitor (Essentially we have used them all) and...
  8. R

    Need your advices on how can I estimate the voltage at the terminals the thyristor switch

    I am working on a static transfer switch which aim is to allow supplying a load with 2 different sources in order to have a redundancy when feeding the load. The head to tail assembly allow the current to flow in 2 directions (for each alternative of the input current) The working condition is...
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