AAT3110 Datasheet, PDF (17/20 Pages) Advanced Analogic Technologies – MicroPower™ Regulated Charge Pump

Li-Ion Battery
2.7V to 4.2V
ON/OFF
AAT3110
MicroPower™ Regulated Charge Pump
VIN VOUT
C+
10µF ^AAT3110-5
SHDN C-
10µF 120 120 120 120
1µF
Figure 8: 5V LED or Display Driver from a Li-Ion Battery Source.
VIN =
3.0V to 5V
SHDN
CIN
10µF
VIN
VOUT
C+
AAT3110-5
(A)
CFLY
SHDN
C-
1µF
GND
VOUT = 5V
IOUT = 200mA
VIN
VOUT
C+
AAT3110-5
(B)
SHDN
C-
GND
CFLY
1µF
COUT
10µF
Figure 9: 5V, 200mA Step-Up Supply from a 3V to 5V Source.
3110.2005.11.1.4
17