MCP73871 Microchip Technology, MCP73871 Datasheet - Page 3

• Manufacturer Part Number: MCP73871
• Description: Stand-Alone System Load Sharing and Li-Ion / Li-Polymer Battery Charge Management Controller
• Manufacturer: Microchip Technology

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Functional Block Diagram
© 2009 Microchip Technology Inc.
STAT1
STAT2
PG
TE
CE
VPCC
V
SS
IN
V
REF
UVLO,
REFERENCE,
CHARGE
CONTROL,
TIMER,
AND
STATUS
LOGIC
+
-
G=0.001
G=0.001
G=0.001
G=0.001
Direction
Direction
Control
Control
CURRENT
LIMIT
CURRENT
LIMIT
CA
CHRG
VA
TERM
HTVT
LTVT
0.2Ω
+
+
+
+
+
+
+
+
-
-
-
-
-
-
-
-
V
REF
V
REF
PRECONDITION
/2
+
-
V
V
V
V
V
V
REF
REF
REF
REF
REF
REF
50 µA
0.2Ω
MCP73871
Ideal
Diode,
Synchronous
Switch
DS22090B-page 3
V
BAT_SENSE
SEL
PROG2
OUT
PROG1
PROG3
THERM
V
BAT