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MB3881 参数 Datasheet PDF下载

MB3881图片预览
型号: MB3881
PDF下载: 下载PDF文件 查看货源
内容描述: 8通道DC / DC转换器IC,具有同步整流升压和降压 [8-ch DC/DC Converter IC with Synchronous Rectifier for Voltage Step-up and Step-down]
分类和应用: 转换器
文件页数/大小: 40 页 / 488 K
品牌: FUJITSU [ FUJITSU COMPONENT LIMITED. ]
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MB3881
(Continued)
Sym-
bol
V
TH
∆V
T
/
V
T
I
B
(Ta
=
+
25
°C,
VCC
=
9 V, VSS
=
4.4 V, VDD
=
5 V)
Pin No.
47, 44, 41,
38, 10
47, 44, 41,
38, 10
46, 43, 40,
37, 11
12
Error amplifier block
(CH1 to CH4, CH7)
Voltage gain
Frequency bandwidth
A
V
B
W
V
OH
Output voltage
V
OL
Output source current
Output sink current
Input offset voltage
V
T
temperature stability
I
SOURCE
I
SINK
V
IO
∆V
T
/
V
T
I
B
47, 44, 41,
38, 10
47, 44, 41,
38, 10
47, 44, 41,
38, 10
47, 44, 41,
38, 10
47, 44, 41,
38, 10
47, 44, 41,
38, 10
Conditions
FB
=
1.35 V
Ta
= −30 °C
to
+85 °C
−IN =
0 V
(CH1 to CH4, CH7)
+IN =
1 V (CH7)
DC
A
V
=
0 dB
FB
=
1.35 V
FB
=
1.35 V
Value
Min.
1.23
−320
8
60
2.2
70
−260
−120
−120
0
60
FB
=
1.35 V
FB
=
1.35 V
2.2
70
Typ.
1.25
0.5*
−60
10
100
1.2*
2.4
50
−2.0
140
0.5*
−40
−30
−30
100
1.2*
2.4
50
−2.0
140
Max.
1.27
15
200
−1.0
10
V
CC
1.8
200
−1.0
Unit
V
%
nA
µA
dB
MHz
V
mV
mA
µA
mV
%
nA
nA
nA
V
dB
MHz
V
mV
mA
µA
Parameter
Threshold voltage
V
T
temperature stability
Input bias current
20, 21, 14, 15 FB
=
1.35 V
20, 21, 14, 15 Ta
= −30 °C
to
+85 °C
22, 16
FB
=
1.35 V
−IN =
0 V
FB
=
1.35 V
DC
A
V
=
0 dB
Error amplifier bolck
(CH5, CH6)
Input bias current
Common mode input
voltage range
Voltage gain
Frequency bandwidth
Output voltage
Output source current
Output sink current
21, 15
18
V
CM
A
V
B
W
V
OH
V
OL
I
SOURCE
I
SINK
20, 14
20, 14
20, 14
20, 14
20, 14
20, 14
20, 14
*: Standard design value.
(Continued)
11