Datasheet

© 2009 Microchip Technology Inc. DS22190B-page 11
MCP73213
TYPICAL PERFORMANCE CURVES (CONTINUED)
Note: Unless otherwise indicated, V
DD
= [V
REG
(Typical) + 1V], I
OUT
= 10 mA and T
A
= +25°C, Constant-voltage mode.
FIGURE 2-13: Battery Voltage Accuracy
(V
RTOL
) vs. Supply Voltage (V
DD
).
FIGURE 2-14: Load Transient Response
(I
LOAD
= 50 mA/Div, Output: 100 mV/Div, Time:
100 µs/Div).
FIGURE 2-15: Input Overvoltage
Protection.
FIGURE 2-16: Complete Charge Cycle
(875 mAh Li-Ion Battery).
FIGURE 2-17: Line Transient Response
(I
LOAD
= 10 mA) (100 µs/Div).
FIGURE 2-18: Line Transient Response
(I
LOAD
= 100 mA) (100 µs/Div).
-0.5
-0.3
-0.1
0.1
0.3
0.5
8.4 9.0 9.6 10.2 10.8 11.4 12.0
Supply Voltage (V)
Battery Voltage Accuracy (%)
V
BAT
= 8.2V
I
LOAD
= 150 mA
T
A
= +25°C
Output Ripple (V)
Output Current (mA)
0
1
2
3
4
5
6
7
8
9
10
0 102030405060708090
Time (Minutes)
Battery Voltage (V)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
Supply Current (A)
V
DD
= 9V
R
PROG
= 1.5 kΩ
875 mAh Li-Ion Battery
Thermal Foldback
Input Voltage
Battery Voltage
Output Current
Output Ripple (V)
Source Voltage (V)
Output Ripple (V)
Source Voltage (V)