MB3875 Fujitsu Media Devices, MB3875 Datasheet - Page 23
MB3875
Manufacturer Part Number
MB3875
Description
DC/DC Converter IC for Charging
Manufacturer
Fujitsu Media Devices
Datasheet
1.MB3875.pdf
(27 pages)
- Current page: 23 of 27
- Download datasheet (294Kb)
Note: KIKUSUI : KIKUSUI Electronics Corp.
•
100
98
96
94
92
90
88
86
84
82
80
MB3877
10 m
20
18
16
14
12
10
8
6
4
2
0
0
Conversion efficiency vs.charge current
BATT voltage vs. BATT charge current
efficiency
BATT charge voltage=12.6V f
Dead Battery MODE
BATT charge current I
1
BATT charge current I
100 m
DCC Dynamically-Controlled Charging
%)=(V
BATT
2
I
BATT
)/(Vin
3
OSC
1
DCC MODE
Vin 19 V
Vin=19v
BATT:Electronic load
(Product of KIKUSUI PLZ-150W)
BATT
=288.78kHz
BATT
Iin)
(A)
(A)
4
100
10
5
100
98
96
94
92
90
88
86
84
82
80
0
Conversion efficiency vs. charge voltage
2
BATT charge voltage V
4
MB3875/MB3877
6
8
BATT= Electronic load
(Prouct of KIKUSUI PLZ-150W)
10
12
Vin 19 V
R4 82 k
BATT
14
(V)
16
18
23
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