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AME5249 Datasheet, PDF (13/21 Pages) Analog Microelectronics – 1.5MHz, 600mA Synchronous Buck Converter
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AME
AME5249
1.5MHz, 600mA
Synchronous Buck Converter
n Typical Application
VIN
2.5V to 5.5V
CIN
4.7µF
IN
SW
AME5249
EN
FB
GND
L
4.7µH
C1
22pF
VOUT
VIN
1.2V/600mA 3.6V to 5.5V
R1
442K
R2
442K
COUT
10µF
CIN
4.7µF
IN
SW
AME5249
EN
FB
GND
L
4.7µH
C1
22pF
VOUT
3.3V/600mA
R1
887K
R2
196K
COUT
10µF
Figure 4. AME5249 with 1.2V Output
VIN
2.5V to 5.5V
CIN
4.7µF
IN
SW
AME5249
EN
FB
GND
L
4.7µH
C1
22pF
VOUT
1. 5V/ 600m A
R1
475K
R2
316K
COUT
10µF
Figure 7. AME5249 with 3.3V Output
Figure 5. AME5249 with 1.5V Output
VIN
2.7V to 5.5V
CIN
4.7µF
IN
SW
AME5249
EN
FB
GND
L
4.7µH
C1
22pF
VOUT
2. 5V/ 600m A
R1
887K
R2
280K
COUT
10µF
Figure 6. AME5249 with 2.5V Output
Rev.A.01
13
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