mb3775pfv Fujitsu Microelectronics, Inc., mb3775pfv Datasheet - Page 8

• Manufacturer Part Number: mb3775pfv
• Description: Switching Regulator Controller
• Manufacturer: Fujitsu Microelectronics, Inc.

8
MB3775
APPLICATION CIRCUIT
+
+
1 F
33 k
1 F
33 k
+
+
1 F
33 k
1 F
33 k
9.1 k
9.1 k
10 k
820 pF
33 k
2.3 k
33 k
820 pF
10 k
2.3 k
330
0.1 F
330
330
0.1 F
330
V
V
0
-
0 -
1
2
3
4
5
6
7
8
( 5 V)
1
2
3
4
5
6
7
8
( 5 V)
Fig. 1 - Chopper Type Step Down/Inverting
Fig. 2 - Chopper Type Step Up/Inverting
MB3775
MB3775
120 H
120 H
220 F
220 F
+
+
16
15
14
13
12
11
10
9
16
15
14
13
12
11
10
9
3.9 k
0.1 F
0.1 F
0.1 F
0.1 F
33 k
33 k
1.9 k
1.9 k
GND
GND
100
470
16 k
220 F
220 F
5.6 k
220 F
220 F
120 H
+
+
+
470
+
V
V
V
V
0
IN
0 +
IN
+
(+12 V)
(5 V)
(10 V)
(+5 V)
120 H
56 H
56 H
(Continued)