參數(shù)資料
型號: AN-31
英文描述: DPA-Switch Forward Converter Design Guide
中文描述: 政治部開關(guān)正激變換器的設(shè)計指南
文件頁數(shù): 9/20頁
文件大小: 245K
代理商: AN-31
AN-31
9
B
4/03
Figure 7. Normal DPA-Switch Drain Waveforms Showing Correct
Transformer Reset. a) V
IN
= 72 V, b) V
IN
= 48 V,
c) V
IN
= 36 V.
Figure 8. Illustration of Three Situations with Improper
Transformer Reset. a) V
IN
= 72 V, b) V
IN
= 36 V,
c) V
IN
= 36 V.
PI-2884-061002
0
2.5
5
0
150
100
200
50
Time (
μ
s)
(a)
V
V
V
250
300
-50
-100
0
2.5
5
0
150
100
200
50
Time (
μ
s)
(b)
250
300
-50
-100
0
2.5
5
0
150
100
200
50
Time (
μ
s)
(c)
250
300
-50
-100
T
S
t
ON
t
RZ
t
RN
t
V0
0
2.5
5
0
150
100
200
50
Time (
μ
s)
(a)
250
300
-50
-100
0
2.5
5
0
150
100
200
50
Time (
μ
s)
(b)
250
300
-50
-100
PI-2885-061002
0
2.5
5
0
150
100
200
50
Time (
μ
s)
(c)
250
300
-50
-100
V
V
V
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