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• Yesterday, 20:55
12500W 800V works out to 15A. It seems reasonable considering lightweight lamp cord carries similar current levels. On the other hand if voltage...
15 replies | 695 view(s)
• Yesterday, 04:15
There's the fundamental frequency and the carrier frequency. The carrier frequency is several times the fundamental. There's no particular formula....
2 replies | 157 view(s)
• 24th January 2020, 11:01
Consider creating a lookup table. Say you want two digits of precision... Then you need an array of 100 elements. Exponents are a simple matter of...
7 replies | 245 view(s)
• 23rd January 2020, 07:53
Yes, although its specs should be chosen to suit your system. Ampere saturation rating needs to be much higher than 9A. This simulation is a simple...
15 replies | 643 view(s)
• 22nd January 2020, 08:11
Hello, I have a simple question. I have a Gigabit Ethernet port in my PC/system. Can i use it as 10 Gb/s port just by updating the MAC drivers ?
1 replies | 290 view(s)
• 22nd January 2020, 08:00
The capacitor Farad value can not be too high of course, lest it pass too much current and destroy itself. Probably 1/10 Watt is reasonable....
9 replies | 374 view(s)
• 22nd January 2020, 07:39
Another possibility is a choke filter. This is useful for smoothing current spikes which are typical with capacitor filters. A choke might go on the...
15 replies | 643 view(s)
• 22nd January 2020, 05:17
Sir, Now cleared the doubts learned charactrestics lot of . And I Concluded that the desgin as follows . VDD =12Volt ...
21 replies | 1481 view(s)
• 21st January 2020, 06:19
To illustrate here's a simple simulation of 2000uF charging through resistor and diode from 240 VAC source (peaks=340V). Timeframe 1 second. ...
15 replies | 643 view(s)
• 20th January 2020, 09:25
This calculates to average 1A current draw, 400 ohms impedance (in round numbers). That amount has to be achieved by reactive impedance (coils with...
15 replies | 695 view(s)
• 20th January 2020, 08:32
Suppose you pre-charge the capacitors directly from an auxiliary power supply? Install a plain diode and resistor, calculated so caps take a second...
15 replies | 643 view(s)
• 20th January 2020, 03:32
Yes, if your load doesn't change resistance in use. Incandescent lamps increase in resistance when they glow. Normally this throws off your...
17 replies | 946 view(s)
• 20th January 2020, 02:54
Common base mode is suitable. It's tricky to adjust bias voltage and current, in order to find a good operating point. Simple simulation using...
9 replies | 580 view(s)
• 19th January 2020, 08:25
I wouldn't be surprised if the drone has its own step-down converter. High current is needed in R/C aircraft. 25 years ago electric planes typically...
15 replies | 695 view(s)
• 18th January 2020, 08:43
2 replies | 298 view(s)
• 18th January 2020, 06:05
Tether wires appear lightweight and thin, implying low Amperes. I imagine it takes from 100 to 300 watts to lift a drone cam. And it seems convenient...
15 replies | 695 view(s)
• 18th January 2020, 04:01
Simulation of transformer with various loads. Switches were closed in sequence. Scope trace travels to the left. Notice volt reading drops as current...
17 replies | 946 view(s)
• 17th January 2020, 17:17
Hai sir i don't have confusion as you said . I know ohmic or linear or triode region is the low resistance mode of the MOSFET operation. Where the...
21 replies | 1481 view(s)
• 17th January 2020, 12:01
Thanks , But then Is the MOSFET works on cutoff and Ohmic region ? or cutoff and stauration region?
21 replies | 1481 view(s)
• 17th January 2020, 08:20
One diode pointing downward provides 0.6V regulated voltage. Two diodes yield 1.2V. (Similar principle to a zener diode.) A safety resistor is...
20 replies | 839 view(s)
• 17th January 2020, 07:44
One way is to attach various resistors and measure AC volts. That gives you an idea when the secondary output voltage starts to drop, thus letting...
17 replies | 946 view(s)
• 17th January 2020, 04:38
How can i attain in ohmic / Triode region ? As per the data sheet The Vds should be in the range of 2.5volt for the ohmic region. and Vgs is 5volt...
21 replies | 1481 view(s)
• 16th January 2020, 15:49
confused a little :-? Mesuare the Vds when it ON it gives 12mv and 10.5mv for V1 =12v and V1 = 10 respectively .
21 replies | 1481 view(s)
• 15th January 2020, 17:40
And Comonly what type of protections are required for a MOSFET.
21 replies | 1481 view(s)
• 15th January 2020, 15:29
I am intrested :thumbsup:
11 replies | 866 view(s)
• 15th January 2020, 14:53
If Vgs is 11volt and Vds is 10 volt it saying that Ohmic region . As per the ohmic and saturation region the plots shows no diffrents why so . ...
21 replies | 1481 view(s)
• 14th January 2020, 10:17
Ordinary multimeters like I've used detect current as DC only. Here's a handy trick to measure AC current: Insert a resistor inline, and measure AC...
5 replies | 632 view(s)
• 14th January 2020, 09:14
Simple diode-resistor-capacitor networks create a gradual ramp-wave when you input a sudden transition. The principle behind the downward ramp...
7 replies | 500 view(s)
• 12th January 2020, 05:50
A voltage doubler can provide your step-up ratio, almost 2x. Two voltage doublers acting symmetrically provide AC to the load. Simulation using...
5 replies | 554 view(s)
• 11th January 2020, 13:41
Then is correct My aproximation?
21 replies | 1481 view(s)
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##### Areas of Interest
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Analog Circuit Design, Digital Signal Processing, Electromagnetic Design and Simulation, Microcontrollers, Power Electronics, PCB Routing / Layout / SImulation, RF, Microwave, Antennas and Optic
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IT: MCP,MCSE+I,MCT
ELECTRONICS: Technical Support, Head of Procurement Deparment, Product Manager, Quality Control Manager.
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