Datasheet
MCP73811/2
DS22036B-page 8 © 2007 Microchip Technology Inc.
Typical Performance Curves (Continued)
Note: Unless otherwise indicated, V
DD
= [V
REG
(typ.) + 1V], I
OUT
= 10 mA and T
A
= +25°C, Constant-voltage mode.
FIGURE 2-19: Load Transient Response.
FIGURE 2-20: Load Transient Response.
FIGURE 2-21: Typical Charge Profile
(950 mAh) Li-Ion Battery.
-0.05
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0
20
40
60
80
100
120
140
160
180
200
Time (µs)
Output Current (A)
-0.12
-0.10
-0.08
-0.06
-0.04
-0.02
0.00
0.02
0.04
Output Ripple (V)
C
OUT
= 4.7 µF, X7R
Ceramic
-0.20
0.00
0.20
0.40
0.60
0.80
1.00
1.20
1.40
0
20
40
60
80
100
120
140
160
180
200
Time (µs)
Output Current (A)
-0.30
-0.25
-0.20
-0.15
-0.10
-0.05
0.00
0.05
0.10
Output Ripple (V)
C
OUT
= 4.7 µF, X7R
Ceramic
0.0
1.0
2.0
3.0
4.0
5.0
0
15
30
45
60
75
90
105
120
135
150
165
180
Time (Minutes)
Battery Voltage (V)
Charge Current (mA)
0
100
200
300
400
500
MCP73812T-420I/OT
V
DD
= 5.0V
R
PROG
= 2 kΩ