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Recent content by Dhanushka Jayaweera

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    BeagleBone Black no HDMI

    well, I have LM2596 regulators already. So, isn't there a method to filter whatever the noise before powering up the regulator?
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    Filter noise from a DC power supply

    thanks a lot. - - - Updated - - - but does it filter out all the frequencies ??? I guess my inverter passes some noise to the battery and the battery passes it back to a separate switch mode 5V regulator which is also powered by the same battery.
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    Filter noise from a DC power supply

    Hey guys, I'm an software engineering undergrad and my electronics knowledge is pretty low. I was wondering if there is a simple circuit to filter out noise from a 5V 1A DC power supply ??? Thanks in advance!
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    BeagleBone Black no HDMI

    well, I'm using a car batter to power up a monitor (230V) and a BBB at the same time. BBB is powered through a LM2596 switch mode regulator. (12V -> 5V) Monitor through a 100W inverter. (12V -> 230V) It seems like BBB cannot generate a video output when both share the same battery. :(
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    BeagleBone Black no HDMI

    hey guys, Is it possible for a PSU to interfere BBB's HDMI output? (If PSU generates noise)
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    As promised my when to allow the admin to ban my account name change wasnt done

    hmmm that's pretty bad. why would they do that.....
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    BBB no video output due to noise from power source

    hey guys, I'm an undergrad in software engineering and I'm doing my final year project. I'm trying to power up a monitor and a Beaglebone Black from the car. I have used a 100W Inverter for the monitor and a LM2596 regulator for the BBB. And the LM2596 is a switch mode power regulator. Check...
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    Internal voltage of a LCD Monitor

    Thanks a lot FyM. I will speak to a monitor repairing guy and check it out.
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    Internal voltage of a LCD Monitor

    hey guys, I need to use a HDMI display in a car for a undergrad project. Most economical method is to use my old 15 inch HP L1530 LCD monitor. I could use a power inverter (12V->230V), but it would be better if I don't. (my professors don't like it :oops: ) Is it possible for me to give a...
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    Power Inverter 50W - Car

    thanks a lot
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    Power Inverter 50W - Car

    hey guys, I have to connect a HDMI display/monitor to a car for my project. (video comes from a BeagleBone, so has to be HDMI/DVI). Monitor takes less than 50W. I was thinking of buying a 50W power inverter. (12V to 230V). Does anyone know if it will be cheaper than buying a 12V HDMI...
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    LM1084 5A/5V heating problem

    thanks a lot Frank
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    LM1084 5A/5V heating problem

    Thanks a lot for your explanation about the LM1084's heating issue. I looked into LMZ12008. It looks like a far better solution for my scenario. I have few concerns about the LMZ12008. (Vin - 16V, Vout - 5V, Current - 5A) Is it necessary to use a fan and a heat sink? is it necessary to use...
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    LM1084 5A/5V heating problem

    hey guys, I'm using a LM1084 5V 5A in a circuit which has a 16V 5A power input. Data sheet - url LM1084 gets heated when my 4A load is connected to it. I'm not sure how much temperature it generates in my LM1084, but it gets too hot to be touched. When I read the data sheet, it says that...
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    Diode for 12V 5A power supply

    Thanks a lot mate!

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