參數(shù)資料
型號: MB3883
廠商: Fujitsu Limited
英文描述: 6-ch DC/DC Converter IC With Synchronous Rectification for voltage step-up and step-down
中文描述: 6通道DC / DC轉(zhuǎn)換集成電路同步的電壓升壓和步驟整風式
文件頁數(shù): 31/39頁
文件大小: 473K
代理商: MB3883
MB3883
31
Application example (Expansion1/2)
E
D
Q6
Q7
D5
5
D6
D7
<LCD>
Vo4-3
(
15 V)
(4 mA)
Vo4-2
(6.5 V)
(6 mA)
Vo6
(5.0 V)
Vo4-1
(13.5 V)
(2.7 mA)
C8
1
μ
F
C9
1
μ
F
C7
1
μ
F
C20
2.2
μ
F
4
6
7
8
3
2
1
C
Q5
VREF
D4
D3
<CCD>
Vo3-1
(15 V)
(12 mA)
Vo3-2
(
7.5 V)
(2.5 mA)
Vo6
(5.0 V)
C6
1
μ
F
C19
2.2
μ
F
R3
18 k
R4
27 k
CH1
CH2
CH3
CH4
35
A
34
36
FB1
IN1
DTC1
FB2
IN2
DTC2
FB3
IN3
DTC3
IN (A) 4
OUT (A) 4
FB4
IN4
IN (S) 4
DTC4
42
A
38
41
43
VCC (O)
OUT1-1
37
OUT1-2
OUT2-2
40
OUT3
OUT4
R12
2.7 k
R13
22 k
R14
15 k
R15
24 k
R16
47 k
R20
47 k
R6
1 k
C23
0.1
μ
F
C
R29
47 k
R30
24 k
R25
47 k
R8
1 k
C25
0.1
F
E
D
R31
47 k
R9
1 k
C26
0.1
F
B
R7
1 k
C24
0.1
F
32
31
33
29
28
30
9
10
11
12
13
14
R17
15 k
R19
24 k
R21
15 k
R22
150 k
R24
24 k
R26
120 k
R27
10 k
R28
10 k
Q1
Q3
D1
Vo1
(3.3 V)
(250 mA)
C1
4.7
μ
F
L2
22
μ
H
C2
4.7
μ
F
L1
15
μ
H
R1
150
C10
3300 pF
B
Q2
Q4
D2
Vo2
(2.5 V)
(150 mA)
C3
4.7
μ
F
L4
22
μ
H
C4
4.7
μ
F
L3
22
μ
H
R2
300
C11
2700 pF
39
OUT2-1
C5
1
μ
F
4
5
6
7
8
3
2
1
V
(1.8 V ~
5.0 V)
R18
15 k
R23
15 k
C17
2.2
μ
F
C18
2.2
μ
F
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