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零件编号
产品描述 (功能)
MB3789 查看數據表(PDF) - Fujitsu
零件编号
产品描述 (功能)
生产厂家
MB3789
Switching Regulator Controller
Fujitsu
MB3789 Datasheet PDF : 28 Pages
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MB3789
(Continued)
Parameter
Symbol
Condition
Error
amplifier
Input offset voltage
Input offset current
Input bias current
Common mode
input voltage range
Common mode
rejection ratio
Voltage gain
Frequency
bandwidth
Maximum output
voltage range
Output sink current
Output source
current
Dead time
control block
Threshold voltage
ON duty cycle
Input bias current
PWM
comparator
block
Threshold voltage
Input sink current
Input source current
Output block Output voltage
General
Power supply
current when output
off
* : Standard design value
V
IO
I
IO
I
B
V
CM
C
MRR
A
V
BW
V
OM+
V
OM–
I
OM+
I
OM–
V
T0
V
T100
Dtr
I
Ibdt
V
T0
V
T100
I
IN+
I
IN–
V
OH
V
OL
I
CC
1
I
CC
2
V
FB
= 0.6 V
V
FB
= 0.6 V
V
FB
= 0.6 V
—
—
—
A
V
= 0 dB*
—
—
V
FB
= 0.6 V
V
FB
= 0.6 V
Duty cycle = 0%
Duty cycle = 100%
V
dt
= V
REF
/4.2
—
Duty cycle = 0%
Duty cycle = 100%
—
—
CL = 2000 pF,
CB = 4700 pF
CL = 2000 pF,
CB = 4700 pF
—
—
(V
CC
1 = 5 V, V
CC
2 = 6 V, Ta = +25
°
C)
Min.
Value
Typ.
Unit
Max.
—
—
10
mV
—
—
100 nA
–200
–30
—
nA
–0.2
—
V
CC
– 0.8 V
60
60
—
V
REF
– 0.3
—
30
—
0.2
0.8
45
–500
0.2
0.8
30
—
5.5
100
100
800
2.4
0.05
60
–2
0.3
0.9
55
–100
0.3
0.9
60
–2
6.0
—
dB
—
dB
— kHz
—
V
0.3
V
—
µ
A
–0.6 mA
0.4
V
1.0
V
65
%
—
nA
0.4
V
1.0
V
—
µ
A
–0.6 mA
—
V
—
1.1
1.4
V
—
1.15
1.65 mA
—
350
500
µ
A
9
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