MCP73871 Microchip Technology, MCP73871 Datasheet - Page 10

• Manufacturer Part Number: MCP73871
• Description: Stand-Alone System Load Sharing and Li-Ion / Li-Polymer Battery Charge Management Controller
• Manufacturer: Microchip Technology

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MCP73871
Note: Unless otherwise indicated, V
FIGURE 2-7:
(I
FIGURE 2-8:
Supply Voltage (V
FIGURE 2-9:
Supply Voltage (V
DS22090B-page 10
DISCHARGE
1190
1160
1130
1100
1070
1040
1010
550
540
530
520
510
500
490
480
470
460
450
980
950
920
890
860
830
800
35.0
30.0
25.0
20.0
15.0
10.0
5.0
0.0
4.5
4.5
3.0
R
Temperature = +25°C
R
Temperature = +25°C
PROG
PROG
V
Temperature = +25°C
) vs. Battery Voltage (V
DD
4.8
= 2 kΩ
= Floating
= 1 kΩ
4.8
3.2
DD
DD
5.0
Supply Voltage (V)
5.0
Supply Voltage (V)
Output Leakage Current
Charge Current (I
Charge Current (I
Battery Voltage (V)
).
).
3.4
5.3
5.3
3.6
5.5
5.5
3.8
IN
= [V
BAT
4.0
5.8
5.8
OUT
OUT
REG
).
(typical) + 1V], I
) vs.
) vs.
4.2
6.0
6.0
OUT
FIGURE 2-10:
Supply Voltage (V
FIGURE 2-11:
Ambient Temperature (T
FIGURE 2-12:
Ambient Temperature (T
= 10 mA and T
1100
1060
1020
110
108
106
104
102
100
110
108
106
104
102
100
980
940
900
860
820
780
740
700
98
96
94
92
90
98
96
94
92
90
-45
4.5
-45
R
Temperature = +25°C
PROG
-30
-30
= 10 kΩ
4.8
-15
A
-15
Ambient Temperature (°C)
= +25°C, Constant-voltage mode.
Ambient Temperature (°C)
DD
5.0
Supply Voltage (V)
Charge Current (I
Charge Current (I
Charge Current (I
).
0
0
© 2009 Microchip Technology Inc.
A
15
A
15
).
).
5.3
30
30
5.5
45
45
R
R
PROG
60
60
V
PROG
5.8
OUT
OUT
OUT
DD
V
DD
= 1 kΩ
= 5.2V
= 10 kΩ
75
75
= 5.2V
) vs.
) vs.
) vs.
6.0
90
90