MC34025 ON Semiconductor, MC34025 Datasheet - Page 13

• Manufacturer Part Number: MC34025
• Description: (MC33025 / MC34025) High Speed Single-Ended PWM Controller
• Manufacturer: ON Semiconductor

470 pF
FB
22 k
MMBT3904
Provides Leading
2
3
1
5
6
Edge Blanking
7
15
MC34025
+15 V
13
9
11
14
8
12
10
16
4
100
Figure 31. Synchronization Over Long Distances
2200
680 pF
430
to the Same Operating Frequency
562
Synchronizes Both Converters
4700
1.0 k
Output B
MMBT3904
Output A
MC34025, MC33025
MMBD914
http://onsemi.com
20
562
680 pF
MC34071
3320
MMBT3906
1.0 k
13
100 k
1.0 k
Sense Amplification &
470 pF
Eliminates Leading
21
Provides Current
to the Same Phase
Synchronizes Both
10 k
4.7 k
Edge Spike
Converters
30 k
FB
From Curr
Sense
2
3
1
5
6
From Curr
7
Sense
15
MC34025
+15 V
4.7 k
13
9
12
10
11
14
8
16
4
10 k
3.0 k
Output A
Output B