电子线路 非线性部分 第五版 谢嘉奎 课后答案[1-5章].pdf
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1-2
PCM
1-3 P = 1000 W C 40 70
PD PC
= 40 P = P / = 2500 W P = P P =1500 W
C1 D1 o C C1 D1 o
= 70 P = P / =1428.57 W P = P P = 428.57 W
C2 D2 o C C2 D2 o
PD (PD1 PD2) = 1071.43 W
PC (PC1 PC2) = 1071.43 W
1-6 3DD325
1-2-1 a VCC = 5 V PL PD C 1 RL = 10
Q 2 R = 5 I 1 I == III 3 R = 5 Q
L BQ ccmm CQCQCQ L
1 4 R = 5 QQ
L
(1) R = 10 (( V = V I R ) Q
L CE CC C L
VCEQ1 = 2.6V IICCCQQQ111 === 220220220mAmAmA IBQ1 = Ibm
= 2.4mA
V = V V = (2.6 0.2) V = 2.4
cm CEQ1 CE(sat)
V Icm = I CQ1 = 220 mA
1
P V I 264 mW PD = VCC ICQ1 =
L cm cm
2
1.1 W = P / P = 24
C L D
(2) R = 5 V = V I R
L CE CC C L
IBQ (1) IBQ2 = 2.4mA Q2
VCEQ2 = 3.8V ICQ2 = 260mA
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