Easy peasy
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Today, 10:12Car Cooling System PSU Design Related I am doing a Car Cooling system using Peltier (4x) and PIC18F46K22. 2x LM35 are used to sense room...0 replies | 41 view(s) -
Today, 01:03Only the gate to source gives you a usable capacitance ( unless you have a J-fet ) if you use D-S the cap will be dominated by the channel...13 replies | 277 view(s) -
Yesterday, 06:35your 100uF should be very low ESR/ESL - but, putting that to one side - it is just as likely your scope is picking up common mode impulses - ...4 replies | 190 view(s)
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6th December 2019, 01:36Easy peasy replied to a thread Seeking: 3400uF 50VAC or greater low loss, tan-delta < 0.01 say in Power Electronicshow I did it: - by searching the internet company is reliable? I got a detailed data sheet and have samples in transit.5 replies | 372 view(s)
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5th December 2019, 00:47if you are asking this sort of question - you are going to have real trouble getting this ckt going ...22 replies | 936 view(s)
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4th December 2019, 09:05you show a centre tapped output in the schematic above, are you saying 21 x 0.55 dia = 5mm^2, OK, but if you have a simple sec over pri wdg...5 replies | 329 view(s)
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4th December 2019, 03:49Are the cores moving in the Tx? what is the gap you have used? how slow is the soft start?22 replies | 936 view(s)
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4th December 2019, 03:47you haven't - in the schematic, connected the the CT of the Tx to the zero volt of the output caps...! this will cause problems ... you...5 replies | 329 view(s)
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3rd December 2019, 03:12Easy peasy replied to a thread Iran Core Transformator No Load Current (Core material) in Power Electronicstype B may be thinner lams or toroidal...? = lower losses or more turns on pri wdg ...3 replies | 216 view(s)
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2nd December 2019, 09:42soft start cap needs to be bigger for a longer soft start - say 1uF and 470ohm current limit R in series how do you know that the phasing is...22 replies | 936 view(s)
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1st December 2019, 20:04given the total capacitive loading on the sec's - you need a much longer soft start ... - - - Updated - - - however - transformer...22 replies | 936 view(s)
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1st December 2019, 01:47a proper soft start ckt would be a good idea ...22 replies | 936 view(s)
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1st December 2019, 01:46you can't use current mode with an half bridge - time to do a little research ...5 replies | 329 view(s)
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30th November 2019, 21:05It is better to use TimerOne Arduino library and set it up for 2ms or 3ms interrupt and refresh the display in the ISR (interrupt service routine or...9 replies | 712 view(s)
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30th November 2019, 19:03baileychic replied to a thread [PIC] MikroC for PIC32 PIC32MZ MCU Clock Frquency [MHz] bug? in MicrocontrollersWhatever be the Oscillator frequency the Delay_ms(1) function is coded to generate 1ms delay and Delay_us(1) to generate 1us. Doesn't the function...3 replies | 359 view(s)
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29th November 2019, 21:16impossible to assist without seeing the real ckt and the output side - is you diode & mosfet well heatsunk ...?22 replies | 936 view(s)
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29th November 2019, 08:49Hello, 600 watts out = 60ADC in, so the turns ratio needs to be at least 1:10 ( 10V to 100V ) more to allow for losses. push-pull is OK...2 replies | 164 view(s)
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29th November 2019, 00:12is the diode/cap the right way round on the sec side - i.e. Tx phasing ... ? - - - Updated - - - also try a 22 ohm gate resistor - ...22 replies | 936 view(s)
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28th November 2019, 20:24Easy peasy replied to a thread Seeking: 3400uF 50VAC or greater low loss, tan-delta < 0.01 say in Power ElectronicsCAP: I0600L9500UKN4BFE3N, 1000pcs, FOB price USD25.00/EACH Sheng Ye Electric Co., Ltd, Add：No.4, Lunjiao Xinxi 4th Road, Shunde, Foshan City,...5 replies | 372 view(s)
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28th November 2019, 09:06Easy peasy replied to a thread Converting AF oscillator to use discrete components in Analog Circuit Designyou could replace the op-amp with the bjt equiv - long tailed pair etc ... about 7 xtors6 replies | 485 view(s)
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28th November 2019, 09:02Easy peasy replied to a thread Why BJT is used for voltage reference and not CMOS in Analog Circuit Designthat's what I said ...4 replies | 254 view(s)
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28th November 2019, 01:42Easy peasy replied to a thread DC-DC Switched-Mode Power Supply System in Analog Integrated Circuit (IC) Design, Layout and Fabricationlikely comparator output at low volts ...1 replies | 273 view(s)
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27th November 2019, 23:31Easy peasy replied to a thread Why BJT is used for voltage reference and not CMOS in Analog Circuit DesignBJT = lower noise & because of development = more stable over temp ...4 replies | 254 view(s)
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26th November 2019, 23:19Check the data sheets on your super caps - only the very best ones - read expensive - have low internal ESR. for 3kW 24Vin this is 125...2 replies | 264 view(s)
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26th November 2019, 22:04Easy peasy started a thread Seeking: 3400uF 50VAC or greater low loss, tan-delta < 0.01 say in Power ElectronicsHello All, Am seeking some caps for a power filter at low voltage AC, per the title. Would consider 3 x 1200uF or even 5 x 680...5 replies | 372 view(s)
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26th November 2019, 04:42the same formulae apply for 2.5A rms = 3.6Apk for 325V, R = 90 ohms, say 82 ohm, C can be 470nF 275Vac X225 replies | 891 view(s)
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26th November 2019, 02:52respectfully 10A into 220ohm at instant of relay opening is 2200 V so arcing will occur across relay contact ...25 replies | 891 view(s)
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26th November 2019, 00:21For 230Vac application a 275V MOV will start to clamp at around 700V - this is probably the best bet across the relay terminals, if...25 replies | 891 view(s)
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25th November 2019, 20:22Easy peasy replied to a thread Rectifier diodes with bypass capīs & gounding speaker basketīs in Hobby Circuits and Small Projects Problems119kHz - that's pretty good - agreed the odds of the diode noise making any perceived difference to anything are pretty close to nil ( 1...26 replies | 1145 view(s)
About Easy peasy
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- founder MagnetPowerNZ Ltd
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- Melbourne
- Occupation:
- engineer
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