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MB3887
REFERENCE DATA
Conversion efficiency vs. Charge current
(Constant voltage mode)
100
Ta
25
C
98
VIN
19 V
BATT charge voltage
96
set at 12.6 V
94
SW
ON
92
Efficiency
(%)
(V
I
BATT
BATT
90
/ (V
I
)
100
IN
IN
88
86
84
82
80
10 m
BATT charge current I
Conversion efficiency vs. Charge current
(Constant voltage mode)
100
98
96
94
92
90
88
86
84
82
80
10 m
BATT charge current I
26
)
100 m
1
(A)
BATT
Ta
25
C
VIN 19 V
BATT charge voltage
set at 16.8 V
SW ON
Efficiency
(%)
(V
I
)
BATT
BATT
/ (V
I
)
100
IN
IN
100 m
1
(A)
BATT
Conversion efficiency vs. Charge current
(Constant current mode)
100
Ta
25
C
98
VIN 19 V
96
BATT charge voltage
set at 12.6 V
94
SW ON
92
Efficiency
(%)
(V
I
)
BATT
BATT
90
/ (V
I
)
IN
IN
88
100
86
84
82
80
10
0
2
4
6
BATT charge voltage V
Conversion efficiency vs. Charge current
(Constant current mode)
100
98
96
94
92
90
88
86
84
82
80
0
2
4
6
10
BATT charge voltage V
8
10
12
14
16
(V)
BATT
Ta
25
C
VIN 19 V
BATT charge voltage
set at 16.8 V
SW ON
Efficiency
(%)
(V
I
)
BATT
BATT
/ (V
I
)
100
IN
IN
8
10
12
14
16
18
(V)
BATT
(Continued)
20
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