MCP73213 Microchip Technology, MCP73213 Datasheet - Page 21

• Manufacturer Part Number: MCP73213
• Description: Dual-Cell Li-Ion / Li-Polymer Battery Charge Management
• Manufacturer: Microchip Technology

6.0
The MCP73213 is designed to operate in conjunction
with a host microcontroller or in stand-alone
applications. The MCP73213 provides the preferred
charge algorithm for dual Lithium-Ion or Lithium-
Polymer cells Constant-current followed by Constant-
voltage.
application circuit, while
accompanying charge profile.
FIGURE 6-1:
FIGURE 6-2:
(875 mAh Li-Ion Battery).
© 2009 Microchip Technology Inc.
Ac-dc-Adapter
10
9
8
7
6
5
4
3
2
1
0
0
APPLICATIONS
Figure 6-1
V
R
875 mAh Li-Ion Battery
Thermal Foldback
DD
PROG
10
= 9V
= 1.5 kΩ
20
30
Time (Minutes)
depicts a typical stand-alone
Typical Application Circuit.
Typical Charge Profile
40
C
FiguresFigure 6-2
IN
50
60
70
80
MCP73213 Typical Application
R
depict the
LED
90
1.2
1.1
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
5
6
1
2
7
V
V
STAT
NC
NC
DD
DD
PROG
V
V
V
V
BAT
BAT
SS
SS
10
8
3
9
4
C
OUT
MCP73213
R
PROG
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DS22190A-page 21
+
-
2-Cell
Li-Ion
Battery