mc34671aep/r2 Freescale Semiconductor, Inc, mc34671aep/r2 Datasheet - Page 16

• Manufacturer Part Number: mc34671aep/r2
• Description: Mc34671 600ma High-input Voltage Charger For Single-cell Li-ion And Li-polymer Batteries
• Manufacturer: Freescale Semiconductor, Inc

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34671
FUNCTIONAL DEVICE OPERATION
STATE DIAGRAM
V
BAT
FAST CHARGE
Charger: ON
<4.10V
or V
or V
EN=high
IN
IN
>V
<V
V
BAT
OVP
BAT
+V
< 2.7V
V
OS
BAT
and I
> 2.7V
V
BAT
Figure 22. Charge Cycle State Diagram
BAT
=4.2V
< I
EOC
STATE DIAGRAM
SHUTDOWN
Charger: OFF
COMPLETE
Charger: ON
Charger: ON
TRICKLE
CHARGE
CHARGE
V
and V
and V
IN
>V
EN=low
POR
IN
IN
<V
>V
OVP
BAT
+V
OS
Charger: OFF
PWR OFF
V
BAT
< 2.7V
Analog Integrated Circuit Device Data
V
Freescale Semiconductor
IN
<V
POR