瑗垮畨浜ら�氬ぇ瀛︾綉缁滄暀鑲插闄?/p>
銆婄數瀛愭妧鏈熀纭�銆嬩範棰樹笁绛旀
涓�銆佸崟椤归�夋嫨棰橈紙鏈ぇ棰樺叡
30
灏忛锛屾瘡灏忛
2
鍒嗭紝鍏?/p>
60
鍒嗭級
1
銆?/p>
娴嬪緱澶勪簬鏀惧ぇ鐘舵�佺殑鏌愪笁鏋佺褰?/p>
I
B
=30
飦?/p>
A
鏃讹紝
I
C
=2.4mA
锛?/p>
I
B
=40
飦?/p>
A
鏃讹紝
I
C
=3mA
锛涜涓夋瀬绠＄殑
浜ゆ祦鏀惧ぇ鍊嶆暟涓猴紙
B
锛?/p>
A
銆?/p>
80
B
銆?/p>
60
C
銆?/p>
75
D
銆?/p>
100
2
銆佸浘绀轰笁鏋佺搴旂敤鐢佃矾涓紝涓夋瀬绠＄殑
U
BE
= 0.6V
锛?/p>
飦?/p>
=50
锛屽鏋滆繎浼艰涓轰笁鏋佺闆嗙數鏋佷笌鍙戝皠鏋侀棿楗?/p>
鍜岀數鍘?/p>
U
CES
鈮?/p>
0
锛屽垯涓夋瀬绠＄殑闆嗙數鏋佺數娴?/p>
I
C
(
C
)
銆?/p>
A
銆?/p>
绛変簬
5mA
B
銆?/p>
绛変簬
3mA
C
銆?/p>
绾︾瓑浜?/p>
4mA
D
銆?/p>
绛変簬
0
R
B
R
C
I
B
I
C
飦?nbsp;
=50
+12V
3k
惟
114k
惟
3
銆佸浘绀轰笁鏋佺搴旂敤鐢佃矾涓紝涓夋瀬绠″伐浣滃湪
(
C
)
銆?/p>
A
銆?/p>
鎴鍖?/p>
B
銆?/p>
楗卞拰鍖?/p>
C
銆?/p>
鏀惧ぇ鍖?/p>
D
銆?/p>
鍑荤┛鍖?/p>
R
B
I
B
飦?nbsp;
=50
+12V
114k
惟
I
C