FvM
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Yesterday, 10:54Find photo diode models at https://www.osram.com/os/tools-and-services/downloads/index.jsp Basically a Si-diode + a current source to model the...1 replies | 84 view(s) -
Yesterday, 08:34FvM replied to a thread Magnet core inductor out of TV set, what is is used for? in Analog Circuit Design"S" correction choke is a good guess, but there are many different magnetics, particularly in a color TV. It's about 20 years since I did the last...11 replies | 238 view(s)
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Yesterday, 08:21FvM replied to a thread Huge difference between results from schematic simulation and momentum co-simulation in Analog Circuit DesignI believe that you see large differences with the said "extreme" microstrip geometry. Unfortunately I can't locate a comparison of both results in...14 replies | 490 view(s)
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Yesterday, 07:52FvM replied to a thread Magnet core inductor out of TV set, what is is used for? in Analog Circuit DesignWhy not show a photo?11 replies | 238 view(s)
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30th May 2020, 23:49Sounds self-explanatory to me. It's Proteus.8 replies | 275 view(s)
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30th May 2020, 23:24To calculate the modulator gain, you better refer to the typical rather than marginal threshold values, 0.9 - 3.3V.9 replies | 333 view(s)
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30th May 2020, 23:05The answer was already given: Yes. That's how CRC calculation works, you initialize the CRC variable, call the routine for every message byte and...7 replies | 329 view(s)
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30th May 2020, 12:26You need to review the PICBASIC manual. HEX2 means two hex digit formatting. In my view, the original question hasn't much to do with CRC...7 replies | 329 view(s)
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30th May 2020, 11:47No. Small trace is dissipating most heat by lateral conduction, thus higher specific rating. Large plane must dissipate all heat vertically. By the...9 replies | 377 view(s)
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30th May 2020, 11:41FvM replied to a thread DCDC module recovery from input overvoltage involves a time delay? in Power ElectronicsAlways a good idea to read the manual completely. Review page 13.2 replies | 155 view(s)
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30th May 2020, 11:26A function in device setup10 replies | 1263 view(s)
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30th May 2020, 11:09FvM replied to a thread Figure out the dimensions for this circuit button for mouse in Elementary Electronic QuestionsI recognize a square tactile switch with two through-hole pins. Important parameters are button height above PCB and pin distance. A popular form...4 replies | 256 view(s)
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30th May 2020, 10:48Your question is answered in the MAX10 device overview document, vertical migration paragraph. M02SC324 to M16SC324 are pin compatible. The best way...10 replies | 1263 view(s)
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30th May 2020, 09:27I didn't yet pay attention to the fact, that you are referring to an old Quartus version. 17.0 of May 2017 was the first version supporting MAX10....10 replies | 1263 view(s)
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29th May 2020, 09:39The CRC algorithm as functional as such, question is how it's used in the application, if CRC is initialized correctly, how you feed CRC_IN. This...7 replies | 329 view(s)
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29th May 2020, 09:35Hyperlynx has a default current density warning level of 10 mA/mil² (about 1700 A/cm²). An 1 oz, 1mm (40 mils) wide trace carrying 2 A, a still...9 replies | 377 view(s)
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29th May 2020, 08:22Suggest to read this old Melcor application note that gives a good overview of peltier operation. Melcor is now Lairdthermal.com, the classical CP...9 replies | 351 view(s)
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28th May 2020, 23:34If you convert the linked current capacity numbers for typical trace widths to current density, you get a first answer. - - - Updated - - - ...9 replies | 377 view(s)
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28th May 2020, 13:26FvM replied to a thread De Q'ing resistor purpose in PCB Routing Schematic Layout software and SimulationAs the question is posted in PCB Layout rather than RF or Analog Design section, I fear it's really unclear what "De Q'ing" resistor means for you. ...3 replies | 282 view(s)
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28th May 2020, 13:20FvM replied to a thread EMC Threshold range for different circuit in Professional Hardware and Electronics DesignEMC compliance must be achieved for the final product with typical application wiring (power supply, signal and communication cables). I don't...2 replies | 115 view(s)
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27th May 2020, 11:20FvM replied to a thread 50 ohm Dummy Load With 50dB Attenuator in RF, Microwave, Antennas and OpticsR1 to R4 placement is near to a star topology, but with inappropriate stub impedances. Problem is that you can't micro strip lines above 125 to...7 replies | 289 view(s)
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27th May 2020, 10:57Either your assumptions about 5 ns pulse risetime are wrong or they are using unnecessary large bandwidth. What's the objective of your...13 replies | 616 view(s)
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27th May 2020, 09:49FvM replied to a thread 50 ohm Dummy Load With 50dB Attenuator in RF, Microwave, Antennas and OpticsIdeally yes, but any real layout has non-zero dimensions and respectively some parasitic elements. A star topology should use Z=250 ohm strip...7 replies | 289 view(s)
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24th May 2020, 23:25To decide if a LED is suited for direct drive by a 3.3V microprocessor, you'll check it's forward voltage at the expected low mA current. Some LEDs...7 replies | 431 view(s)
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24th May 2020, 23:11FvM replied to a thread Relative sensitivity of various electronics components to ESD damage? in Elementary Electronic QuestionsExpect that manufacturers give specification, either in datasheet or general product documentation. Most of the mentioned devices have such a...1 replies | 162 view(s)
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24th May 2020, 11:55How do you know that specifically the HS driver is "blowing"? Sure that the MOSFETs are still healthy? There are several possible circuit issues, too...14 replies | 661 view(s)
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24th May 2020, 11:41FvM replied to a thread Measuring voltage drop across a diode in a switching circuit in Elementary Electronic QuestionsThat's voltage with zero output current - irrelevant. Instead of assuming an idealized current independent 0.7V voltage drop, you want to look for...6 replies | 385 view(s)
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24th May 2020, 11:15FvM replied to a thread Time Interleaved ADC Filtering at Output in Analog Integrated Circuit (IC) Design, Layout and FabricationTo simulate dynamic mismatch and its possible compensation, you need 1. a mismatch model, e.g. specified as acquisition bandwidth and sampling time...3 replies | 355 view(s)
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24th May 2020, 11:03I understand that "intermediate" temperatures come into play if you are e.g. using Peltier coolers instead of LN2. I don't know about specific...8 replies | 540 view(s)
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24th May 2020, 10:48FvM replied to a thread Variable Resistor clamping and output behaviour for LM2596-ADJ in Power ElectronicsI guess, the wrong R1 connection has been brought up by the unusual datasheet schematic layout. Yes. The datasheet has values for dropout...4 replies | 305 view(s)
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