MB3888 Datasheet, PDF (24/30 Pages) Fujitsu Component Limited. – DC/DC Converter IC for Charging Li-ion Battery

MB3888
BATT voltage vs. BATT charge current
(set at 12.6 V)
18
16
Ta = +25 °C, VIN = 19 V
BATT : Electronic load,
14
(Product of KIKUSUI PLZ-150W)
12
Dead
Resume
Suspend
10
Battery
MODE
MODE
MODE
(SW1 = ON,
(SW1 = ON,
8
(SW1 = OFF, SW2 = OFF)
SW2 = ON)
SW2 = ON)
6
4
2
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
BATT charge current IBATT (A)
BATT voltage vs. BATT charge current
(set at 16.8 V)
20
Ta = +25 °C, VIN = 19 V
18
BATT : Electronic load,
(Product of KIKUSUI PLZ-150W)
16
14
Dead
Resume
Suspend
12
Battery
MODE
MODE
(SW1 = ON,
MODE
(SW1 = ON,
10
(SW1 = OFF,
SW2 = ON)
SW2 = OFF)
SW2 = ON)
8
6
4
2
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
BATT charge current IBATT (A)
(Continued)
24