baileychic
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Yesterday, 19:04baileychic replied to a thread [PIC] I wrote simple code buttons to rotary for PIC12F509, but it works only on simulation! in MicrocontrollersHere is a code that you can use with a little modification according to your PIC. // Value changes up or down as encoder is turned. // encoder...2 replies | 92 view(s)
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Yesterday, 12:01Is this okay now?20 replies | 686 view(s)
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Yesterday, 09:57Okay, I will add an N-Channel Low-Side MOSFET between Peltier's -Ve pin and GND connection. That solves my issue.20 replies | 686 view(s)
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Yesterday, 08:22I found that Peltier can run from 14.5V also so the voltage drop is not an issue now. The only issue now is how can I use a MOSFET high-side to...20 replies | 686 view(s)
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11th December 2019, 09:32well - you need to sit down and do some sketches and some design ... and try to largely work it out yourself12 replies | 348 view(s) -
11th December 2019, 08:17look up CD4046 - it will give you a few ideas on phase comparators - and how it can be done ....12 replies | 348 view(s)
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11th December 2019, 06:56Now there is an additional requirement and that is I have to control the load power by using a MOSFET switch. The load power is supplied by the +15V...20 replies | 686 view(s)
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9th December 2019, 20:44Easy peasy replied to a thread Grid tied inverters will result in high mains voltages above 300VAC..do you agree? in Elementary Electronic QuestionsAll the grid tied inverters I have designed would be off above 245Vac - there's really no point them being on - after all there is plenty of...5 replies | 303 view(s)
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9th December 2019, 06:38Easy peasy replied to a thread PFC controller datasheets do not tell you that they need to damp LC filter ringing? in Power Electronicshow do you know the ringing isn't due to your input filters suddenly being unloaded when the buck ckt goes off - then on ...? sure M3 provides...2 replies | 363 view(s)
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9th December 2019, 06:31Easy peasy replied to a thread Grid tied inverters will result in high mains voltages above 300VAC..do you agree? in Elementary Electronic Questionsa peak voltage sense of 365Vpk or so would be fast enough to shut off an inverter in a few uS. However, even 20mS of 300Vac will not damage the...5 replies | 303 view(s)
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9th December 2019, 04:01How to limit the charging current to the battery? I don't want it to be more than 2A.20 replies | 686 view(s)
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9th December 2019, 00:20@BradTheRad Thank you for the circuit. Can I drive the Complementary transistors in your circuit with PWM from MCU (PIC) instead of using the...20 replies | 686 view(s)
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8th December 2019, 13:10I fixed the MOSFET circuit with High Side Driver but still, it doesn't work as needed. Find the new circuit which is attached. In simulation...20 replies | 686 view(s)
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8th December 2019, 12:14Corrected in previous post There is no time to design a DC-DC Converter and a Battery Charger at this time and hence I am going to use this...20 replies | 686 view(s)
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8th December 2019, 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...20 replies | 686 view(s)
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8th December 2019, 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...18 replies | 672 view(s)
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7th December 2019, 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 | 286 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 | 418 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 | 1112 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...6 replies | 448 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 | 1112 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...6 replies | 448 view(s)
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3rd December 2019, 03:12Easy peasy replied to a thread Iron 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 | 270 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 | 1112 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 | 1112 view(s)
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1st December 2019, 01:47a proper soft start ckt would be a good idea ...22 replies | 1112 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 ...6 replies | 448 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 | 794 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 | 418 view(s)
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