參數(shù)資料
型號： MB3827PFV
廠商： FUJITSU LTD
元件分類： 穩(wěn)壓器
英文描述： 6-ch DC/DC Converter IC With Synchronous Rectification for voltage step-up and step-down
中文描述： 0.2 A SWITCHING CONTROLLER, 800 kHz SWITCHING FREQ-MAX, PQFP64
封裝： PLASTIC, LQFP-64
文件頁數(shù)： 34/41頁
文件大小： 557K
代理商： MB3827PFV
MB3827
34
I
APPLICATION EXAMPLE
General view
Drive
1-1
Drive
1-2
Drive
1-3
Drive
1-4
+
+
+
+
+
+
+
+
+
PWM
+
+
Drive
7
+
+
+
A
A
0.1
μ
F
FB1
DTC1-1
DTC1-3
36 k
1 K
IN1
47 k
18 k
12 k
22 k
DTC1-4
20 k
Error
SCP
1.26 V
1.0 V
1.26 V
RB1
SEL
+
FB7
+
IN7
IN7-2
IN(C)8
CTL6
CS1-6
0.1
μ
F
0.1
μ
F
CTL5
DTC7
IN7-1
Voffset
1.6 V
Error
SCP
VB1-1
PWM
PWM
PWM
VB1-2
VB1-4
VCC(O)1, 2
53
VSS(O)1, 2
160
OUT1-2
OUT1-3
VG(O)1
51
OUT1-4
48
GND(O)1
46
GND(O)
RB1
FMMT717
U1FWJ44N
U1FWJ44N
U1FWJ44N
CPH3403
CPH3403
22
μ
H
Vo1
(5 V)
FMMT617 4.7
μ
F
RL1
50
3300 pF
10 k
Drive
2-1
Drive
2-2
+
+
+
+
+
+
+
B
B
0.1
μ
F
FB2
DTC2
1 K
IN2
47 k
22 k
Error
SCP
1.26 V
1.0 V
PWM
PWM
91
OUT2-1
55
OUT2-2
57
FMMT717
U1FWJ44N
CPH3403
22
μ
H
22
μ
H
Vo2
(5 V)
Vo3
(3 V)
4.7
μ
F
4.7
μ
F
RL2
50
3300 pF
Drive
3
+
+
+
+
+
+
C
C
0.1
μ
F
FB3
DTC3
1 K
47 k
24 k
IN3
Error
SCP
1.26 V
1.0 V
PWM
VCC(O)
3, 4
91
VSS(O)
OUT3
60
FMMT717
22
μ
H
22
μ
H
4.7
μ
F
4.7
μ
F
RL3
13
3300 pF
Drive
4
+
+
+
+
+
+
D
0.1
μ
F
FB4
DTC4
1 K
IN4
47 k
16 k
24 k
Error
SCP
1.26 V
1.0 V
PWM
OUT4
61
FMMT717
3300 pF
Drive
5
+
+
+
+
+
+
E
E
0.1
μ
F
FB5
-IN(C)5
DTC5
1 K
47 k
15 k
24 k
IN5
Error
SCP
1.26 V
1.26 V
PWM
VCC(O)
OUT5
FMMT717
RL5-2
3 k
3300 pF
Drive
6
+
+
+
+
+
+
F
G
H
I
0.1
μ
F
FB6
OUT(A)6
10 k
IN(A)6
56 k
1 K
IN6
47 k
48.5 k
30.1 k
1.26 V
0.1
μ
F
1
μ
F
IN(C)6
47 k
DTC6
24 k
Error
SCP
1.26 V
1.26 V
PWM
OUT6
63
820
FMMT717
3300 pF
RB7
GND(O)
XENB1-6
VCC
CTL1-4, 7
OUT7
24 k
100 pF
U1FWJ44N
Vo4
(3 V)
D
22
μ
H
22
μ
H
4.7
μ
F
4.7
μ
F
4.7
μ
F
RL4
13
U1FWJ44N
91
820
VIN
Vo2
(5.0 V)
Vo5-1
Vo5-2
(
7.5 V)
MA796
MA796
F
Vo2(5 V)
H
I
G
RL6-2
1 k
RL6-3
3.9 k
18 k
27 k
4.7
μ
F
4.7
μ
F
4.7
μ
F
VG(O)
(8 V)
VREF
Vo6-2
(
7 V)
Vo6-1
2SD1621
MA796
MA796
MA796
+
INV
Vo6-3
+
VB : 2 V
VSCP
0.9 V
VSS(O)
(2 V)
VCC(O)
RB491D
4.7
μ
F
4.7
μ
F
4.7
μ
F
MA796
MA796
CS CTL
CTL1-4
28
29
Logic
Buff
Buff
×
0.8
Power
0.6 V
2 V
VB
RT
CT
100 pF
CSCP
0.1
μ
F
0.1
μ
F
VREF
GND
2.5 V
18 k
1.8 V
1.1 V
1.8 V
1.1 V
0.8 V
0.3 V
UVLO
SCP
Ref
Power
CTL
OSC
45
44
43
42
41
38
39
40
37
36
35
20
21
22
19
18
17
16
10
11
13
12
14
15
5
6
8
7
9
23
30
32
33
34
31
24
25
26
27
4
3
2
1
62
56
59
58
49
47
50
54
52
64
36 k
12 k
22 k
16 k
22 k
(3.6 V)
150 k
13 k
10 k
FMMT617
RL6-1
3 k
4.7
μ
F
RL5-1
1.5 k
VB2
PWM
SCP
10 k
CH1
CH2
CH3
CH4
CH6
CH7
CH5
14 V
0.77 V
A
B
C
FMMT717: ZETEX plc.
FMMT617: ZETEX plc.
CPH3403: SANYO Electric Co., Ltd.
U1FWJ44N:TOSHIBA CORPORATION
MA796:
Matsushita Electronic
Components Co., Ltd.
2SD1621:
SANYO Electric Co., Ltd.
RB491D:
ROHM CO.LTD
H:
L:
Power/CH1 to 6 in OFF
Control by CTL terminal function
H:
L:
ON (Power/CH1 to 4,7)
OFF (Standby mode)
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