MB3775PF 데이터 시트보기 (PDF) - Fujitsu
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MB3775PF Datasheet PDF : 30 Pages
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MB3775
■ APPLICATION CIRCUIT
820 pF
10 kΩ
Fig. 1 - Chopper Type Step Down/Inverting
1
16
0.1 µF
2
15
VIN (10 V)
3
2.3 kΩ
4
33 kΩ
5
0.1 µF
6
+−
33 kΩ
7
1 µF
33 kΩ
8
+−
1 µF
330 Ω
330 Ω
14
MB3775
13
12
11
10
9
120 µH
1.9 kΩ
0.1 µF
33 kΩ
56 µH
−+
220 µF
5.6 kΩ
470 Ω
470 Ω
9.1 kΩ
V0- (−5 V)
−+
220 µF
−+
120 µH
220 µF
GND
V0+ (+5 V)
820 pF
10 kΩ
Fig. 2 - Chopper Type Step Up/Inverting
1
16
0.1 µF
2
15
VIN (5 V)
3
2.3 kΩ
4
5
33 kΩ
0.1 µF
+−
33 kΩ
6
7
1 µF
33 kΩ
8
MB3775
14
13
1.9 kΩ
0.1 µF
12
33 kΩ
11
10
9
−+
220 µF
56 µH
+−
1 µF
330 Ω
330 Ω
9.1 kΩ
V0- (−5 V)
120 µH
−+
220 µF
3.9 kΩ
16 kΩ
120 µH
100 Ω
−+
220 µF
GND
V0+ (+12 V)
(Continued)
8
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