AS1324 AMSCO [austriamicrosystems AG], AS1324 Datasheet - Page 10

• Manufacturer Part Number: AS1324
• Description: 1.5MHz, 600mA, DC/DC Step-Down Regulator
• Manufacturer: AMSCO [austriamicrosystems AG]

AS1324
Data Sheet - A p p l i c a t i o n I n f o r m a t i o n
9 Application Information
The AS1324 is perfect for mobile communications equipment like cell phones and smart phones, digital cameras and
camcorders, portabel MP3 and DVD players, PDA’s and palmtop computers and any other handheld instruments.
Figure 22. Single Li-Ion 1.2V/600mA Regulator for High-Efficiency
Figure 23. 5V Input to 3.3V/600mA Buck Regulator
Figure 24. Single Li-Ion 1.5V/600mA Regulator for High-Efficiency
www.austriamicrosystems.com
2.7 to 4.2V
2.7 to 4.2V
V
V
IN
IN
V
5V
IN
4.7µF
4.7µF
C
2.2µF
C
C
IN
IN
IN
V
V
EN
EN
V
EN
IN
IN
IN
4
1
4
1
4
1
AS1324-
AS1324
AS1324
Revision 1.03
2
2
2
15
GND
GND
GND
3
SW
5
V
3
SW
5
V
3
SW
5
V
FB
OUT
FB
R
R
4.7µH
1
1
4.7µH
4.7µH
66.5kΩ
301kΩ
301kΩ
301kΩ
22pF
22pF
R
R
2
2
C
10µF
OUT
600mA
C
C
10µF
10µF
V
1.5V
OUT
OUT
OUT
600mA
600mA
V
V
1.2V
3.3V
OUT
OUT
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