AS1330 austriamicrosystems, AS1330 Datasheet - Page 11

• Manufacturer Part Number: AS1330
• Description: 4mhz, Low Voltage, Dc-dc Step-up Converter
• Manufacturer: austriamicrosystems

AS1330
Datasheet - A p p l i c a t i o n I n f o r m a t i o n
Figure 21. AS1330 - Boost Converter, Single AA Cell to 2.5V adjustable Output Voltage
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.
Figure 22. AS1330 - Boost Converter, Single AA Cell to 3.3V adjustable Output Voltage
www.austriamicrosystems.com/DC-DC_Step-Up/AS1330
AA Battery
AA Battery
On
Off
4.7µF
On
Off
C1
4.7µF
C1
VIN
EN
VIN
1µH
EN
L1
1µH
L1
AS1330-AD
SENSE
AS1330-AD
GND
SW
SW
Revision 1.04
GND
SENSE
D1
VOUT
POK
FB
VOUT
POK
FB
C
FF
C
FF
270kΩ
560kΩ
R2
R1
150kΩ
470kΩ
R2
R1
4.7µF
C2
4.7µF
C2
V
3.3V
OUT
V
2.5V
OUT
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