Datasheet

 2009-2013 Microchip Technology Inc. DS22191E-page 3
MCP73123/223
Functional Block Diagram
REFERENCE,
BIAS, UVLO,
AND SHDN
V
REF
(1.21V)
STAT
PROG
V
BAT
V
SS
DIRECTION
CONTROL
PRECONDITION
+
-
TERM
+
-
+
-
CA
CHARGE
+
-
+
-
VA
+
-
CURRENT
LIMIT
CHARGE
CONTROL,
TIMER,
AND
STATUS
LOGIC
V
REF
VO
REG
VO
REG
UVLO
V
DD
Input OverVP
V
DD
+
-
6.5V/13V
Thermal Regulation
T
SD
+
-
110C
*Recharge
V
BAT
+
-
95% V
REG
*Only available on selected options
G=0.001