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1st November 2010 13:53 #1
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1st November 2010 14:41 #2
125 Ω , , 5V , Ucesat=0 2. 2.5V 0.02 .
Ic2=0.02 β=200, Ib2=100μ - = Ic1 R3=(Ucc-Ucesat1-Ube2)/Ic1
, , , R1, , ( β 10%). , " ", R1 1, . 47 Ω , - 22 Ω , /. 100 Ω , . - .
.. 0-, .
, 1 R2, R3, 100 Ω , .
β / ( ):
, , , - 20 mA .Last edited by OgiDogi; 1st November 2010 at 15:26.
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1st November 2010 16:22 #3





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windwos 10
5th May 2023, 00:01 in Windows