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Aan

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Everything posted by Aan

  1. Hi hotwaterwizard, When point A is connected to ground why is the SBS switch on ? instead when point A is connected to VCC ? And why is the SBS latch, when point A is bring back to VCC ? Thanks.
  2. Hi, I need help to indentify an unknown component, the component i have the first letter is blur and it's hard to read, the others letter is easy to read, the letter is XS08A, where X letter is blur. Please see the picture..
  3. Yeah Ante I believe so.. Yes shobhitkukreti, we were talkin about line commutated thyristors specially for SCR device.. Any ideas what book to read on ?
  4. Hi Ante, yes i have tried google and found some useful commutation circuits.. Actually it's for my project, I want to build DC-DC converter with thyristor as the switch, so i need find some commutation circuits.. Do you know any interesting books to read on about how to interface thyristor in power converter applications ? Thanks and Regards.
  5. Hi Ante, Commutating circuit is used only in DC application of thyristor isn't it ? I want to collect all techniques of thyristor commutating circuits, can you help me ? Thanks and Regards.
  6. Hi, does any one know types of commutating circuits for thyristor ? thanks. Regards.
  7. Hi, i would like to request cross-reference for the PC716 current type photocoupler. Thanks & Regards.
  8. Hi, i need datasheet for UM61256CK-20..Thanks.
  9. Hi hotwaterwizard, thanks for you post..this optocoupler build with servo motor and it has 5 pin on it, the label printed on the Optocoupler chases is IA07 SHARP07 , on the PCB one pin of the resistor connected to VCC and the other is series with anode of infrared (transmitter) and the cathode of infrared is connected to GND, the infrared is parallels with 100nF metafilm capacitor. The receiver has 3 pin, one is connected to VCC (RED) and another one is connected to GND (GREEN), while the other one is the output (YELLOW). I dont know what kind of output of this optocoupler is..current or voltage..is there a current type output of optocoupler ? Thanks.
  10. Hi, i need IA07 SHARP07 optocoupler datasheet. Thanks.
  11. Hi, I am looking for cheaper bluetooth chips and site of companies that sells bluetooth chips. Regards.
  12. Dear All, I need schematic diagrams and service manuals for MP900 and MP1350 Broadband Uninterruptible Power Supply from MultiPower. Best Regards.
  13. Hi, i need help to find for IC comparison of TAA762.. Best Regards.
  14. Dear All, Need help in looking for schematic of Siemens 6GA2490-0A Generator Voltage Regulator. Best regards.
  15. Dear All, Need help looking for TAA762, TAA761, TAA862 datasheet. Best Regards.
  16. Hello, i need nokia 6235 & 2280/2280i service manual. Thank you, Aan
  17. Hi, i have a facsimile machine and want to connect it directly to a modem in my pc, suppose i write a program and pass some commands to this facsimile machine in order to it to be able to scan and/or print a document ... can this be done ? thanks :)
  18. Hi, can i have the schematic too ? thanks :)
  19. Ok, now i need help to find datasheets for ___________ |NEC JAPAN | |uPA2003C | |9307CH004 | ------------------ and an edge-triggered RS flip-flop without clk pin. Thanks :D
  20. wow, that is a wonderful .... i have been searching google for the datasheet for almost three days and no luck so i quit it and post it in here looking for help and ... two thumbs up, thank you :)
  21. Helo, i need a datasheet for _____________ | NEC IRELAND | | D8243HC | | 9349X8002 | =========== any helps :) thank you.
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