FvM
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Today, 10:01Apparently from the same course, but a considerably different problem. I presume that the solution can be elaborated based on the course material,...5 replies | 222 view(s) -
Today, 09:24FvM replied to a thread Ferrite bead usage in ADC's in PCB Routing Schematic Layout software and SimulationIsolation between AGND and DGND in the 100 MHz or even GHz range isn't but an illusion. It neither works on the PCB level, because the planes are...21 replies | 1409 view(s)
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Today, 09:09I presume the simulation will show you what's happening. You have to look at the output impedance of complementary loop and how it affects the loop...9 replies | 449 view(s)
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Today, 08:53The report makes no sense. According to given schematic, the MOSFET is switched off when V(ADPT) - V(out) > Vth. Assuming a threshold of 1 V, this...3 replies | 77 view(s)
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Today, 08:35Depends on the relay size. CT with up to a few W output are feasible. Sensitive relays switching 250V/10A have 0.5W nominal coil power, signal relays...4 replies | 158 view(s)
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Yesterday, 14:00Here's a circuit from Tietze, Schenk, Halbleiterschaltungstechnik (Electronic Circuits Handbook), 11th German edition, pg. 154. It can be probably...1 replies | 158 view(s)
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Yesterday, 11:58FvM replied to a thread Ferrite bead usage in ADC's in PCB Routing Schematic Layout software and SimulationAny indications that a newer version than Rev.0 linked in my previous post exists at all? Nevertheless, the datasheet has a clear suggestion:21 replies | 1409 view(s)
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Yesterday, 11:43"Some nanoseconds" sound like a pure simulation question. Anyway, show a schematic.4 replies | 213 view(s)
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Yesterday, 11:39FvM replied to a thread three phase volt measurement using resistor network method in MicrocontrollersI don't see a specific reason in the code for getting outliers in the first channel. Determining the absolute maximum of instantaneous voltage is...6 replies | 217 view(s)
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18th January 2020, 19:11FvM replied to a thread Regulating temperature of mains connected heating element: Skipping mains half cycles in Power ElectronicsApart from component costs, to reduce power dissipation at 32 A below triac level, you would need less than 18 mOhms Rdson for each of the two...37 replies | 1905 view(s)
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18th January 2020, 15:18Two reed switches, at least one of it broken.1 replies | 133 view(s)
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18th January 2020, 13:10FvM replied to a thread Motor pump starter connection with two relay to operate manual and auto in Hobby Circuits and Small Projects ProblemsDouble pole PCB relays are surely available, you should however talk about current rating. The original manual circuit has the disadvantage that the...8 replies | 388 view(s)
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18th January 2020, 12:10Of course you need to take care of the number range. Under circumstances, the multiplicand must be casted to long before multiplying with 62.3 replies | 323 view(s)
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18th January 2020, 12:02You don't need to disassemble it to know how it works. Some MCB series have a mechanical interface for auxiliary modules, either signal contacts...1 replies | 200 view(s)
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18th January 2020, 11:42If we abstract from all parasitic elements like MOSFET capacitances, only have a single pole OP and ideal gm, the OP pole translates into a zero in...9 replies | 449 view(s)
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18th January 2020, 05:41Mithun_K_Das replied to a thread Reducing RAM & ROM consumption in coding in Digital Signal ProcessingThat means if I write 62/100 instead of 0.62 (if use integer math) it will consume less ROM&RAM. Yes! I changed it and it saved a lot of RAM & ROM.3 replies | 323 view(s) -
17th January 2020, 18:51Miller capacitor is inside the OP, it modifies av and Zo.5 replies | 282 view(s)
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17th January 2020, 13:36The problem is about extracting Zi, Zo and av from your circuit. As mentioned in your previous thread, an OTA could be better modelled as a current...5 replies | 282 view(s)
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17th January 2020, 13:22FvM replied to a thread Require a Desgin of A MOSFET based Switch , for study purpose . in Power ElectronicsYou are still missing a basic understanding of MOSFET operation. To get a better idea, you can use the post #9 simulation circuit and perform a dc...19 replies | 995 view(s)
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17th January 2020, 08:35FvM replied to a thread Testing Amps on rewound microwave transformer in Elementary Electronic QuestionsMagnetron transformer is special design (with artificially increased leakage inductance) to achieve constant current output. It's no well suited for...14 replies | 545 view(s)
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17th January 2020, 08:12I missed the link in the original post. Please upload schematics with the post, as required by forum rules. Loop gain analysis has to be performed...9 replies | 449 view(s)
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16th January 2020, 18:00You have implemented float math for a few calculations that can also use integer math. Dropping the float library will save a lot of ROM, unless you...3 replies | 323 view(s)
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16th January 2020, 17:09FvM replied to a thread Require a Desgin of A MOSFET based Switch , for study purpose . in Power ElectronicsShould be considered ohmic range, isn't it. The supply voltage is dropped at R1.19 replies | 995 view(s)
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16th January 2020, 15:54How can I rewrite this code to use less RAM & ROM? ADC: 10bit. Speed: 1MSPS. Data input range: 0-5V. CPU: DSPIC30F2010; 16bit. This code is...3 replies | 323 view(s)
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16th January 2020, 15:46Why are you repeating the inappropriate description? Your send code can be shorted as UART_send_string("ABC"); There's absolutely no problem...10 replies | 524 view(s)
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16th January 2020, 15:37You have to calculate the closed loop transfer function by superimposing all branches. You can't predict its poles and zeros by looking at individual...9 replies | 449 view(s)
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16th January 2020, 15:24DC gain of the low pass filter is just a synonym of pass band gain. Of course there should be no DC offset generated, apart from very small rounding...5 replies | 266 view(s)
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16th January 2020, 10:06dpaul replied to a thread FPGA Re-Verification after minimal initial verification with Microsemi IGLOO2 in PLD, SPLD, GAL, CPLD, FPGA DesignAre you talking about LEC? Here is a list of widely used LEC tools - https://en.wikipedia.org/wiki/Formal_equivalence_checking and they are...2 replies | 320 view(s)
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