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| 型號(hào)： | MB3881PFF |
| 廠商： | FUJITSU LTD |
| 元件分類(lèi)： | 穩(wěn)壓器 |
| 英文描述： | 8-ch DC/DC Converter IC with Synchronous Rectifier 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(yè)數(shù)： | 12/40頁(yè) |
| 文件大?。?/td> | 509K |
| 代理商： | MB3881PFF |
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MB3881
12
(Continued)
(Ta
=
+
25
°
C, VCC
=
9 V, VSS
=
4.4 V, VDD
=
5 V)
*: Standard design value.
(Continued)
Parameter
Sym-
bol
Pin No.
Conditions
Value
Unit
Min.
15
100
50
Typ.
Max.
Input offset voltage
V
IO
4, 5
FB
=
0.55 V
+
IN
=
0 V
FB
=
0.55 V
0
15
mV
Input bias current
I
B
6
20
10
nA
5
nA
Common mode input
voltage range
V
CM
4
0
V
CC
0.9
V
Voltage gain
A
V
4
DC
AV
=
0 dB
60
1.1
60
75
200
1.0
dB
Frequency bandwidth
B
W
4
1.2*
MHz
Output voltage
V
OH
4
1.3
V
V
OL
4
5
mV
Output source current
I
SOURCE
4
FB
=
0.55 V
FB
=
0.55 V
2.0
140
mA
μ
A
Output sink current
I
SINK
4
Threshold voltage
V
TH
50, 53, 56, 57 CH1 to CH4
0.97
1.00
1.03
V
62
+
IN
=
1 V (CH7)
0.77
0.80
0.83
V
Input bias current
I
B
46, 43, 40,
11, 37
IN
=
0 V
320
60
nA
Input offset voltage
V
IO
60, 61
0.55
0.60
0.65
V
Input bias current
I
B
23, 17
IN (C)
=
0 V
200
40
nA
Common mode input
voltage range
V
CM
60, 61
0
V
CC
1.8
V
Input offset voltage
V
IO
64
15
50
0
15
mV
Input bias current
I
B
7
FB
=
0.55 V
10
nA
Common mode input
voltage range
V
CM
64
0
V
CC
0.9
V
Threshold voltage
V
T0
50
Duty cycle
=
0%
Duty cycle
=
100%
0.9
1.0
1.83
V
V
T100
50
1.73
V
Input bias current
I
DTC
48, 45, 42, 39,
19, 13, 9
DTC
=
0.4 V
(CH1 to CH7)
1.0
0.3
μ
A
E
(
S
(
S
(
S
b
P
(
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