MC34673 Datasheet, PDF (2/22 Pages) Freescale Semiconductor, Inc – High Input Voltage 1.2A Charger for Single-cell Li-Ion Batteries

INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
VIN
BAT
PPR
V_IN
Monitor
Internal
Supply
REF
V_OS
VIN _{+ – +}
BAT
–
Charge
Control
CHG
EN
Logic
Control
–
+
V_REF
–
+
I_REF
–
Die
Temp
+ 110°C
+
–
I_EOC
ISET
FAST
GND
Figure 2. 34673 Simplified Internal Block Diagram
34673
2
Analog Integrated Circuit Device Data
Freescale Semiconductor