AS1324
Data Sheet - Application Information
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
4.7µH
VOUT
1.2V
600mA
4
3
VIN
2.7 to 4.2V
VIN
SW
CIN
2.2µF
COUT
10µF
22pF
AS1324
301kΩ
5
1
R2
EN
VFB
301kΩ
R1
GND
2
Figure 23. 5V Input to 3.3V/600mA Buck Regulator
4.7µH
VOUT
3.3V
600mA
4
3
VIN
5V
CIN
4.7µF
COUT
10µF
VIN
SW
22pF
AS1324
301kΩ
5
1
R2
EN
VFB
R1
66.5kΩ
GND
2
Figure 24. Single Li-Ion 1.5V/600mA Regulator for High-Efficiency
4.7µH
VOUT
1.5V
600mA
4
3
VIN
2.7 to 4.2V
VIN
SW
COUT
10µF
CIN
4.7µF
AS1324-
15
5
1
EN
VOUT
GND
2
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Revision 1.03
10 - 20
AMSCO [ AMS(艾迈斯) ]
