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Surf PI Micro Var. 1.00

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  • Surf PI Micro Var. 1.00

    Hi,

    i have 20 pcbs from this project: https://www.pcbway.com/project/share..._Var_1_00.html

    My Problem is that i dont have a bill of materials. I dont know which Transistors i should use.
    I can find a schematic from the smd version but i need tht parts.

    I can find the majority of the parts at the silkscreen but i need the missing parts.

    Click image for larger version

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  • #2
    The linked project description contains a wiring diagram

    http://smartelectronix.biz/_pu/0/48791391.jpg

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    • #3
      Hi andi,

      i already saw this schematic. But the problem is that it uses smd transistors, i need the tht equvalents for it.

      Comment


      • #4
        change first '8' on '5' in a trans type and you get equvalent. no secret, everyone knows this rule.

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        • #5
          My proposition :

          BC807 - BC327-16

          BC817- BC337-16

          BC856- BC556A

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          • #6
            Thanks. I never made any smd project.

            Then i will try to flash my first microcontroller and populate a board.

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            • #7
              Ohne Gewähr, hab ich auf die Schnelle rausgesucht

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              • #8
                Ok, Andi.

                I will use kt315s suggestion.

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                • #9
                  Not necessary, you just have to check if the type and the occupancy are correct

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                  • #10
                    Originally posted by Andi68 View Post
                    Ohne Gewähr, hab ich auf die Schnelle rausgesucht
                    English please -> Basic Rules of the Forums

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                    • #11
                      Originally posted by BKY1337 View Post
                      Hi,

                      i have 20 pcbs from this project: https://www.pcbway.com/project/share..._Var_1_00.html

                      My Problem is that i dont have a bill of materials. I dont know which Transistors i should use.
                      I can find a schematic from the smd version but i need tht parts.

                      I can find the majority of the parts at the silkscreen but i need the missing parts.

                      [ATTACH]44337[/ATTACH]
                      Would you be interested in selling one PCB, thanks ?

                      Comment


                      • #12
                        Yes , its possible. I have PIC16F676 too.

                        Comment


                        • #13
                          I sent you a PM.

                          Can i use 1N4148 instead of BAV99?

                          I need to replace this transistors:

                          BC817 --> BC517
                          BC807 --> BC507
                          BC856 --> BC556

                          Can i use 2N2222 and 2N2907 too?

                          Comment


                          • #14
                            Try the transistors, they should go.
                            Pay attention to the pin assignment of the Transistors!
                            Instead of a BAV99 you need 2x 1N4148

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                            • #15
                              I think i just have to put normal 1N4148 in the holes at my pcb.

                              Is BAV99 a dual package? D4 and D5 in one BAV99

                              Or do i need to take 8 x 1N4148 Diodes?

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