FvM
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Yesterday, 21:38The standards have nothing to do with detector design or operation. You can review the table of content at standard publishers.1 replies | 130 view(s) -
Yesterday, 14:34There's probably no exact replacement for this high speed OP. If I would suggest any, you'll surely tell me that it's neither available at your site....3 replies | 134 view(s)
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Yesterday, 10:01FvM replied to a thread Dimming the MP2489 right down to zero (Buck LED driver) in Power ElectronicsThe question is, why does the datasheet suggest minimal 1.25V control voltage for PWM operation? I see two possible explanations: 1. They simply...6 replies | 257 view(s)
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Yesterday, 09:49Implemented to avoid overvoltage when cutting high short circuit currents. The feature must be supported by gate drivers. ACPL-332x doesn't, so it's...6 replies | 217 view(s)
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Yesterday, 09:3312 Mbps is the physical bit rate and always used in FS link, no matter what the transported payload is. You are looking for the net throughput which...3 replies | 185 view(s)
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21st September 2019, 23:26You want to read the class specification documents. CDC and HID don't use all transfer types, e.g not isochronous. CDC implies control, interrupt and...3 replies | 185 view(s)
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21st September 2019, 23:00No damage, but also no high voltage output. Primary fly-back voltage needs to go up to 600V for 50000V secondary.6 replies | 314 view(s)
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21st September 2019, 10:30FvM replied to a thread Flyback SMPS power MOSFET getting hot? uc3843 pwm converter in Power ElectronicsRCD snubber is the appropriate method to absorb primary overvoltage caused by transformer leakage inductance. You have to check the actual primary...25 replies | 825 view(s)
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21st September 2019, 10:19Think about an ADC with DMA support and USB high speed or 100 Mbit Ethernet interface. Suitable CPUs are e.g. PIC32 (new MZ family has USB HS) or ARM...6 replies | 232 view(s)
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21st September 2019, 10:08Back emf is is causing the ignition spark (fly-back converter principle), you don't want to cut it.6 replies | 314 view(s)
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21st September 2019, 09:45FvM replied to a thread Phase Difference calculation in cadence. in RF, Microwave, Antennas and OpticsWhat's the actual problem? Verification of your "phase shifter" or designing a phase or flight time measurement system? Does your "phase shifter"...3 replies | 141 view(s)
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21st September 2019, 09:25FvM replied to a thread Runtime of clock using alkaline D cells instead of AA batteries in Elementary Electronic QuestionsDoesn't this demand for a transformer supply with battery backup? The battery is only discharged during power failure then.11 replies | 229 view(s)
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21st September 2019, 09:17Means 16A resistive, 4A inductive load.3 replies | 119 view(s)
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21st September 2019, 09:02FvM replied to a thread Relay selection for Ultrasonic signals in RF, Microwave, Antennas and OpticsI don't see a necessity to use GHz relays for 25 MHz signal. I would probably select a slightly bigger relays with higher contact breakdown voltage....4 replies | 162 view(s)
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20th September 2019, 16:35You can design FIR filters in Matlab and import the filter coefficients to the Intel FIR compiler tool. Lock-in is a different approach involving...3 replies | 172 view(s)
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20th September 2019, 16:23SATA A/B assignment on the M2 connector should be according to the usage with standard SATA connector.2 replies | 120 view(s)
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20th September 2019, 16:03If the measurements are correct, a large share of the primary current runs as magnetizing current into the transformer inductance. You only told...36 replies | 2006 view(s)
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19th September 2019, 15:44Good idea. I guess you have input or output AC coupling and the bias point is shifting when the input signal is rectified in saturated operation.3 replies | 149 view(s)
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19th September 2019, 08:54FvM replied to a thread How good is ultiboard? in PCB Routing Schematic Layout software and SimulationFirstly I'd like to hint to a sticky thread on top of this forum...3 replies | 219 view(s)
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19th September 2019, 08:02FvM replied to a thread Power harvester evaluation board and antenna issues in Elementary Electronic QuestionsAre you serious? Using an amplifier with energy harvesting? Did you understand the basic idea? - - - Updated - - - Energy harvesting is...2 replies | 109 view(s)
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18th September 2019, 16:42There may be good reasons to implement a linear (class AB) amplifier for your purposes, I don't apply to decide yes or no. You have implicitly...12 replies | 460 view(s)
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18th September 2019, 12:21FvM replied to a thread In distributed amplifiers, is it total input capacitance of the gain stage or Cgs in RF, Microwave, Antennas and OpticsSeriously, does the discussion about terms help in any way to answer the original question? Does the term "artificial transmission line" clarify...4 replies | 301 view(s)
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18th September 2019, 11:49The swing example is inappropriate for the original gyroscope problem. Swing involves periodical transfer between potential and kinetic energy. Work...55 replies | 1487 view(s)
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18th September 2019, 10:50dpaul replied to a thread How do i read or write to ram address given in datasheet? using verilog in PLD, SPLD, GAL, CPLD, FPGA DesignAs mentioned above, you need to provide the bus info connecting the RAM. Then you need to drive those bus signals for READ or WRITE cases.2 replies | 162 view(s) -
18th September 2019, 08:19Doesn't sound bad in general, but some details aren't quite clear. Do you mind to share a CAD drawing of the intended sensor mount?1 replies | 244 view(s)
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17th September 2019, 22:02FvM replied to a thread Operational amplifier driving capability test in Analog Integrated Circuit (IC) Design, Layout and FabricationThe described setup (setting a fixed output voltage) doesn't fully test "driving capability", you want to evaluate the available output current over...11 replies | 281 view(s)
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17th September 2019, 18:33FvM replied to a thread Problem adding reset to master slave D-FF for phase detector in ASIC Design Methodologies and Tools (Digital)In a regular master slave FF, the asynchronous reset signal is expected to immediately reset both stages independent of the clock state, that's what...5 replies | 337 view(s)
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