MC33025 데이터 시트보기 (PDF) - Motorola => Freescale
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MC33025 Datasheet PDF : 20 Pages
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MC34025 MC33025
Figure 30. Synchronization Over Long Distances
Synchronizes Both Converters
to the Same Operating Frequency
Synchronizes Both
Converters
to the Same Phase
10 k
4.7 k
FB
22 k
470 pF
+15 V
20
1.0 k
MMBT3906
2 15
3
13
16
4
2200
430
4700
MMBT3904
MMBD914
1 MC34025 11
14
5
8
6
12
10
7
9
Output A
Output B
680 pF
680 pF
562
562
4.7 k
10 k
FB
21 30 k
470 pF
+15 V
3.0 k
2 15
3
13
16
4
11
14
1 MC34025
Output A
Output B
5
6
7
8
12
10
9
MMBT3904
100
Provides Leading
Edge Blanking
100 k
From Curr
Sense
MC34071
3320
1.0 k
1.0 k
From Curr
Sense
Provides Current
Sense Amplification &
Eliminates Leading
Edge Spike
MOTOROLA ANALOG IC DEVICE DATA
13
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