AS1324 데이터 시트보기 (PDF) - austriamicrosystems AG
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AS1324 Datasheet PDF : 21 Pages
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AS1324
Datasheet - Application Information
9 Application Information
The AS1324 is perfect for mobile communications equipment like cell phones and smart phones, digital cameras and camcorders, portable 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
VIN
2.7 to 4.2V
CIN
2.2µF
4
3
4.7µH
VIN
SW
AS1324
22pF
1
5
301kΩ
EN
VFB
R2
2 GND
R1 301kΩ
COUT
10µF
VOUT
1.2V
600mA
Figure 23. 5V Input to 3.3V/600mA Buck Regulator
VIN
5V
CIN
4.7µF
4
3
4.7µH
VIN
SW
AS1324
22pF
1
5
301kΩ
EN
VFB
R2
2 GND
R1 66.5kΩ
COUT
10µF
VOUT
3.3V
600mA
Figure 24. Single Li-Ion 1.5V/600mA Regulator for High-Efficiency
VIN
2.7 to 4.2V
CIN
4.7µF
4
3 4.7µH
VIN
SW
AS1324-15
1
5
EN
VOUT
2 GND
COUT
10µF
VOUT
1.5V
600mA
www.ams.com/DC-DC_Step-Up/AS1324
Revision 1.06
10 - 21
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