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March 7, 2024
Question

Transistor

  • March 7, 2024
  • 2 replies
  • 797 views

what is the maximum operating frequency of BDX33 and BDX34 ??

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    2 replies

    Super User
    March 7, 2024

    What do their datasheets say?

    (it will also depend on your circuit, and what you consider to be the limiting factor(s) on performance)

    Super User
    March 7, 2024

    These (old) darlingtons are more for small audio amps, see :

    AScha3_2-1709815795503.png

    AScha3_1-1709815560898.png

    AScha3_0-1709815504793.png

    From ds i would recommend to use it at max. 30kHz (sine) , over 30kHz gain falling.