MCP73871 Microchip Technology, MCP73871 Datasheet - Page 9

• 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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2.0
Note: Unless otherwise indicated, V
FIGURE 2-1:
(V
FIGURE 2-2:
(V
FIGURE 2-3:
Programming Resistor (R
© 2009 Microchip Technology Inc.
Note:
BAT
BAT
1000
4.238
4.230
4.222
4.214
4.206
4.198
4.190
4.240
4.232
4.224
4.216
4.208
4.200
4.192
4.184
4.176
900
800
700
600
500
400
300
200
100
) vs. Supply Voltage (V
) vs. Ambient Temperature (T
0
TYPICAL PERFORMANCE CURVES
-45 -30 -15
1 2 3 4 5 6 7 8 9 10 11 1213 14 151617 18 1920
4.6
I
I
I
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
OUT
OUT
OUT
I
I
I
I
I
OUT
OUT
OUT
OUT
OUT
= 1000 mA
= 500 mA
= 100 mA
= 900 mA
= 500 mA
= 100 mA
= 10 mA
= 10 mA
4.9
Ambient Temperature (°C)
Battery Regulation Voltage
Battery Regulation Voltage
Charge Current (I
Supply Voltage (V)
0
5.1
R
15
PROG
PROG
5.4
(kΩ)
30
DD
).
Temperature = +25°C
).
45
IN
Temperature = +25°C
5.6
= [V
A
).
60
OUT
REG
V
5.9
75
DD
(typical) + 1V], I
) vs.
= 5.2V
90
OUT
FIGURE 2-4:
Battery Regulation Voltage (V
FIGURE 2-5:
(I
FIGURE 2-6:
(I
(V
DISCHARGE
DISCHARGE
BAT
= 10 mA and T
).
35.0
30.0
25.0
20.0
15.0
10.0
40.0
35.0
30.0
25.0
20.0
15.0
10.0
5.0
0.0
4.300
4.280
4.260
4.240
4.220
4.200
4.180
4.160
4.140
4.120
4.100
3.0
-45 -30 -15
V
Temperature = +25°C
V
V
DD
) vs. Ambient Temperature (T
) vs. Battery Regulation Voltage
BAT
DD
= V
= Floating
= 4.2V
3.2
BAT
A
= +25°C, Constant-voltage mode.
Charge Current (I
Output Leakage Current
Output Leakage Current
Battery Voltage (V)
Charge Current (mA)
3.4
Temperature (°C)
0
MCP73871
15
3.6
30
BAT
Temperature = +25°C
3.8
).
45
DS22090B-page 9
60
V
OUT
4.0
DD
= 5.2V
75
A
) vs.
).
4.2
90