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Recent content by ch wazir

  1. C

    large voltage spike output

    enhance the value of 10uf to100uf to remove the spikes.
  2. C

    Standard Usb connector body connected to GND?

    It is very safe to connect with ground.
  3. C

    multi taps auto transformer

    I want to make an auto transformer (6 taps) in proteus 8.2 with simulation.any one may help in this regard plz.
  4. C

    conversion of 264v dc to 220v ac

    thnx for in time quick response,the load is somewhat near to 15 ampere,kindly intimate the numbers/data of transistors and wattage of inductor to be used .regards
  5. C

    conversion of 264v dc to 220v ac

    hi, is there any way to convert 264v dc into 220v ac.it will be highly appreciated if someone help.thanks
  6. C

    replacement of TL499 to be used for solar charger

    Tl499 is to be used for solar charger circuit which is not available in local market,is there any suitable replacement? thanks for early reply.
  7. C

    Pure sinewave SPWM inverter

    hello ALTERLINks, Your discussion about above noted thread is very useful,hw r u?.plz send some useful circuit along bit simulation for conversion of 48/96 volts dc to 12 volt dc @20 A alongwith cell no..Regards
  8. C

    conversion of 96 volts dc to 12v dc

    Plz help to provide some practical circuit for dropping of 96v dc to 12v dc @20A,thanks.
  9. C

    Removing the input of boost converter

    diode must be connected across an inductor to avoid the damage since the back emf forward bias the diode when it's switched off.
  10. C

    Help on Inverter problem

    The problem you mentioned might be in oscillator circuit(drive circuits),if you have oscilloscope ,mesure the oscillator output and it should be approxmately 10v pp at both inputs of switching mosfet.If it's ok then the fault lies in ewitching circuit.
  11. C

    grounding solar panels

    dear forum, Is it necessary to ground the solar panels installed on the roof and if the same is must what gauge of wire should be used,thanks
  12. C

    need help for solar charge controller

    hello mr jukhan, can one get the solar charger more than 24 volts ie 36 volt to 96 volts if available from where because these are not available in Lahore Pakistan electronics market or may u plz help provide a feasible mppt solar charger cct.which may be assembled locally.thank
  13. C

    need help for solar charge controller

    Thanks both of you.Regards Ch wazir
  14. C

    need help for solar charge controller

    thanks mr jukhan.i m highly grateful for urs detailed response,regards
  15. C

    Flyback topology to make a battery charger

    hello muhammadali, convert ac into dc by using rectifiers and feed this dc to pwm oscillator like sg3525/3524 with hf transformer(ferrite core) and then rectify the same by using rectifiers and smoothing capacitor.feed this dc to battery utilizing over charge/under charge cutoff so that battery...
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