MB3775
(Continued)
Fig. 3 - Chopper Type Step Up/Inverting (For High Speed)
820 pF
1
10 kΩ
2
2.3 kΩ
3
4
33 kΩ
+
−
1
µF
33 kΩ
+
−
1
µF
220
Ω
470
Ω
470
Ω
120
µH
−
−
1
µF
V
IN
(5 V)
16
15
14
56
µH
1.9 kΩ
0.1
µF
33 kΩ
7
10
9
−
0.1
µF
MB3775
13
12
11
0.1
µF
33 kΩ
5
6
+
220
µF
16 kΩ
470
Ω
8
470
Ω
33 kΩ
33 kΩ
330 pF
+
150
Ω
120
µH
+
GND
−
+
V0
+
(+12 V)
9.1 kΩ
V
0-
(
−
5 V)
220
µF
220
µF
Fig. 4 - Multi Output Type (Apply Transformer)
820 pF
1
10 kΩ
2
3
4
5
6
7
8
15
14
1.9 kΩ
V
IN
(10 V)
16
0.1
µF
5.6 kΩ
0.1
µF
−
56
µH
MB3775
13
12
33 kΩ
0.1
µF
+
1.8 kΩ
1 nF
11
33 kΩ
10
9
220
µF
220
Ω
−
+
−
+
−
+
−
+
220
µF
220
µF
220
µF
220
µF
V
02-
(
−
12 V)
V
01-
(
−
5 V)
GND
V
02+
(+5 V)
V
01+
(+12 V)
9