AS1330
Datasheet - Application Information
Figure 21. AS1330 - Boost Converter, Single AA Cell to 2.5V adjustable Output Voltage
L1
1µH
SW
AA Battery
C1
lid 4.7µF
On
a Off
VIN
AS1330-AD
VOUT
POK
EN
FB
SENSE
GND
CFF
R1
560kΩ
C2
4.7µF
VOUT
2.5V
R2
270kΩ
till v To power an output voltage of 3.3V with the AS1330 a schottky diode is requiered. In this setup the output disconnect function is no longer
working because the schottky diode is bypassing the input to the output.
G s Figure 22. AS1330 - Boost Converter, Single AA Cell to 3.3V adjustable Output Voltage
A t L1
1µH
D1
ams nten AA Battery
C1
4.7µF
co On
Technical Off
SW
VIN
AS1330-AD
VOUT
POK
EN
GND
FB
SENSE
CFF
R1
470kΩ
VOUT
3.3V
C2
4.7µF
R2
150kΩ
www.austriamicrosystems.com/DC-DC_Step-Up/AS1330
Revision 1.06
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