MAX14720 Datasheet, PDF (34/38 Pages) Maxim Integrated Products – Extended System Battery Use Time

MAX14720/MAX14750
Power-Management Solution
Typical Application Circuits (continued)
VBAT
+2.7V TO
+4.35V
HVIN
1µF
BIN
1µF
HVILX
4.7µH
HVOLX
BUCK -BOOST
BUCK
+1.8V
LIN
1µF
SWIN
1µF
LDO
MAX14720
SWITCH
KIN
KOUT
MPC
RST
CONTROL
GND
HVOUT
BLX ^2.2µH
BOUT
+3.3V
10µF
+1.8V
10µF
LOUT
+1.2V
1µF
V_DDB
V_DD18
V_DD12
VRTC
SWOUT
VSYS
1µF
VBAT
MAX32620
0.1µF
V_CC
MON
ADC
SCL
SCL
SDA
SDA
CAP
0.1µF
RST
MPC
KEY
Figure 11. Removable Li+ Rechargeable
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