模电答案第四版(18)
发布时间:2021-06-06
发布时间:2021-06-06
2.3P2.2(a)(b)QuRiRo
(a):
IBQICQIBQUCEQ
uV
CC(1)IBQRcRirbe//R1RoR2//R3be
IBQ(b)
CCUBEQ)/R2//R3(1)R1ICQ
IBQUCEQ
u
2.4VCCbeI
CQR4RiIEQR1Ro(b)R1//R4P2.4(a)UBEQ
3k0.7VRL
UomR
L
(a)
P2.4(b)
IBQ20A,ICQ2mA,UCEQ6V
19
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