錛夆€斺€擱MS 閫氭€佺數(shù)嫻侊拷錕斤拷鍧囨柟鍊鹼級鈥︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€?/div>
12A
I
T(AV)
鈥斺€斿鉤鍧囬€氭€佺數(shù)嫻侊紙鍗婃寮︽嘗錛孴
C
=109鈩冿級鈥︹€︹€︹€︹€︹€︹€︹€?7.6A
I
TSM
鈥斺€旀氮娑岄€氭€佺數(shù)嫻?1/2 鍛ㄦ湡,60H
Z,
姝ｅ雞娉?涓嶉噸澶? 鈥︹€︹€︹€︹€?/div>
132A
V
RGM
鈥斿弽鍚戝嘲鍊奸棬鏋佺數(shù)鍘?鈥︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€?V
I
FGM
鈥斺€旀鍚戝嘲鍊奸棬鏋佺數(shù)嫻?鈥︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€?.0A
P
GM
鈥斺€斿嘲鍊奸棬鏋佸姛鑰椻€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€︹€?.0W
鈻?鐢?shù)鍙傛?/div>
錛圱
c
=25鈩冿級
鍙傛暟絎﹀彿
絎?/div>
鍙?/div>
璇?/div>
鏄?/div>
鏈€灝忓€?/div>
鍏稿瀷鍊?/div>
鏈€澶у€?/div>
鍗?錕?frac12;錕?/div>
嫻?/div>
V
AK
=V
DRM
璇?/div>
鏉?/div>
浠?/div>
I
DRM
閲嶅宄板€兼柇鎬佺數(shù)嫻?/div>
10
200
uA
uA
V
mA
V
V
20
200
1.3
60
T
c
=25鈩?/div>
T
c
=125鈩?/div>
V
TM
I
GT
V
GT
V
GD
I
H
(dv/dt)c
宄板€奸€氭€佺數(shù)鍘?1)
闂ㄦ瀬瑙﹀彂鐢墊祦(2)
闂ㄦ瀬瑙﹀彂鐢?shù)鍘?2)
闂ㄦ瀬涓嶈Е鍙戠數(shù)鍘?1)
緇存寔鐢墊祦
鏈€錕?frac12;錕界數(shù)鍘嬩笂鍗囩巼
鐑樆
鐑樆
0.2
1.6
15
1.5
I
TM
=24A錛宼p=380us
V
AK
=6V錛圖C錛? R
L
=10 ohm
T
c
=25鈩?/div>
V
AK
=6V錛圖C錛? R
L
=10 ohm
T
c
=25鈩?/div>
V
AK
=12V, R
L
=100 ohm
T
c
=125
鈩?/div>
mA
V/us
鈩?W
鈩?W
I
T
=100mA,
鏍呮瀬寮€璺?/div>
T
c
=25
鈩?/div>
綰?鎬?鍊?鏂?涓?鍗?鑷?/div>
V
D
=V
DRM
67%,
鏍呮瀬寮€璺?T
j
=125鈩?/div>
Rth(j-c)
Rth(j-a)
緇撳埌澶栧３
緇撳埌鐜
1
2
3
