MCP73223-22SI/MF MICROCHIP [Microchip Technology], MCP73223-22SI/MF Datasheet - Page 2

• Manufacturer Part Number: MCP73223-22SI/MF
• Description: Lithium Iron Phosphate (LiFePO4) Battery Charge Management Controller with Input Overvoltage Protection
• Manufacturer: MICROCHIP [Microchip Technology]

MCP73123/223
Typical Application
TABLE 1:
TABLE 2:
DS22191A-page 2
3.6V
7.2V
Note 1:
MCP73123-22S/MF
MCP73223-C2S/MF
Note 1:
Charge
Voltage
Ac-dc-Adapter
Number
2:
3:
4:
5:
6:
Part
OVP
6.5V
13V
I
V
I
I
V
V
Customers should contact their distributor, representatives or field application engineer (FAE) for support and sample.
Local sales offices are also available to help customers. A listing of sales offices and locations is included in the back of
this document. Technical support is available through the web site at: http//support.microchip.com
REG
PREG
TERM
REG
RTH
PTH
: Regulated fast charge current.
/V
/V
STANDARD SAMPLE OPTIONS
AVAILABLE FACTORY PRESET OPTIONS
: Regulated charge voltage.
/I
/I
Charge Current
REG
REG
REG
REG
Disable / 10%
Disable / 10%
conditioning
: Preconditioning charge current; ratio of regulated fast charge current.
: End-of-Charge control; ratio of regulated fast charge current.
: Preconditioning threshold voltage
: Recharge threshold; ratio of regulated battery voltage.
V
3.6V
7.2V
4.7 µF
Pre-
REG
OVP
6.5V
6.5V
conditioning
Threshold
I
PREG
Pre-
2V
4V
10%
10%
MCP73123 Typical Application
/I
1 kΩ
REG
Pre-charge
Precondition
32 Minimum
32 Minimum
32 Min.
32 Min.
Timer
5
6
Disable /
Disable /
1
2
7
Timer
V
V
STAT
NC
NC
DD
DD
Elapse
Timer
6 HR
6 HR
Disable / 4 HR /
Disable / 4 HR /
6 HR / 8 HR
6 HR / 8 HR
Elapse
Timer
PROG
I
TERM
V
V
V
V
BAT
BAT
SS
SS
10%
10%
/I
REG
10
9
8
3
4
5% / 7.5% /
5% / 7.5% /
10% / 20%
10% / 20%
V
End-of-
Charge
Control
4.7 µF
RTH
© 2009 Microchip Technology Inc.
95%
95%
/V
REG
1.15 kΩ
Automatic
V
Recharge
PTH
No /
No /
Yes
Yes
2V
4V
/V
+
REG
-
1-Cell
LiFePO
Battery
Type 1 /
Type 1 /
Output
Output
Status
Type 1
Type 1
Status
Type 2
Type 2
4