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零件编号
产品描述 (功能)
MB3874 查看數據表(PDF) - Fujitsu
零件编号
产品描述 (功能)
比赛名单
MB3874
DC/DC Converter IC for Parallel Charging
Fujitsu
MB3874 Datasheet PDF : 28 Pages
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MB3874/MB3876
(Continued)
Parameter
Symbol
Pin No.
(MB3874 : Ta = +25
°
C, V
CC
= 16 V, VREF = 0 mA)
(MB3876 : Ta = +25
°
C, V
CC
= 19 V, VREF = 0 mA)
Conditions
Value
Unit Remarks
Min. Typ. Max.
Input current
+INC1= +INC2=12.7 V,
–INC1= –INC2=12.6 V
—
10
20
µ
A
MB3874
I
+INCH
13, 24
+INC1= +INC2=16.9 V,
–INC1= –INC2=16.8 V
—
10
20
µ
A
MB3876
I
+INCL
13, 24
+INC1= +INC2= 0.1 V,
–INC1= –INC2= 0 V
–130
–65
—
µ
A
V
-INE1
3, 10
+INC1= +INC2=12.7 V,
–INC1= –INC2=12.6 V
+INC1= +INC2=16.9 V,
–INC1= –INC2=16.8 V
2.25
2.25
2.50
2.50
2.75
2.75
V
MB3874
V
MB3876
Current detection
voltage
V
-INE2
+INC1= +INC2=12.63V,
–INC1= –INC2=12.6 V
0.50
3, 10
+INC1= +INC2=16.83 V,
–INC1= –INC2=16.8 V
0.50
0.75
0.75
1.00
1.00
V
MB3874
V
MB3876
V
-INE3
3, 10
+INC1= +INC2= 0.1 V ,
–INC1= –INC2= 0 V
1.25
2.50
3.75
V
V
-INE4
3, 10
+INC1= +INC2= 0.03 V,
–INC1= –INC2= 0 V
0.125
0.750
1.375
V
Common mode
input voltage range
V
CM
1, 12,
13, 24
—
0
—
V
CC
V
Voltage gain
+INC1= +INC2=12.7 V,
–INC1= –INC2=12.6 V
22.5
25
27.5 V/V
MB3874
A
V
3, 10
+INC1= +INC2=16.9 V,
–INC1= –INC2=16.8 V
22.5
25
27.5 V/V
MB3876
V
OUTCH
3, 10
—
Output voltage
V
OUTCL
3, 10
—
3.9 4.1
—
V
—
20 200 mV
V
TL
2, 7,
11, 15
Duty cycle = 0 %
Threshold voltage
V
TH
2, 7,
11, 15
Duty cycle = 100 %
1.4 1.5
—
V
—
2.5 2.6 V
Threshold voltage
V
TLH
V
THL
Hysteresis width
V
H
Output leak current I
LEAK
Output voltage
V
OL
18 FB1 =
18 FB1 =
18
—
18 OUTM = 5 V
18 OUTM = 1 mA
2.7 2.8 2.9 V
2.4 2.5 2.6 V
0.2 0.3 0.4 V
—
0
1
µ
A
— 0.15 0.4 V
(Continued)
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