MB3887PFV FUJITSU [Fujitsu Component Limited.], MB3887PFV Datasheet - Page 30
MB3887PFV
Manufacturer Part Number
MB3887PFV
Description
DC/DC Converter IC for Charging Li-ion battery
Manufacturer
FUJITSU [Fujitsu Component Limited.]
Datasheet
1.MB3887PFV.pdf
(33 pages)
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30
MB3887
(Continued)
V
V
V
V
BATT
V
BATT
V
CTL
CTL
CS
CS
20
10
20
10
0
4
2
0
5
0
(V)
(V)
(V)
0
4
2
0
5
0
(V)
(V)
(V)
Soft-start operating waveform
0
0
Soft-start operating waveform
Ta
BATT
Ta
BATT
constant voltage mode
2
=
constant voltage mode
2
=
+25
+25
=
=
4
(set at 12.6 V)
4
12 Ω
(set at 16.8 V)
12 Ω
°C,
°C,
6
6
VIN
VIN
ts = 10.4 ms
ts = 10.4 ms
8
8
=
=
19 V
19 V
10 12 14 16 18 20
10 12 14 16 18 20
V
V
CTL
BATT
V
V
V
V
CS
BATT
CS
CTL
(ms)
(ms)
V
V
V
V
BATT
V
BATT
V
CTL
CTL
CS
CS
20
10
20
10
0
4
2
0
5
0
(V)
(V)
(V)
0
4
2
0
5
0
(V)
(V)
(V)
Discharge operating waveform
Discharge operating waveform
0
0
V
V
CTL
constant voltage mode
2
constant voltage mode
CTL
2
4
4
(set at 12.6 V)
(set at 16.8 V)
6
6
8
8
10 12 14 16 18 20
10 12 14 16 18 20
Ta
VIN
BATT
Ta
VIN
BATT
=
=
=
=
V
+25
+25
V
V
=
19 V
BATT
V
19 V
=
BATT
CS
CS
12 Ω
12 Ω
°C
°C
(ms)
(ms)