AMS2576
Application Circuit
FeedBack
Output
L1
100µH
Enbale
MBR340
+
Cout
1000µF
LOAD
Vout
Vin
1
AMS2576
Fixed
Voltage
3
5
Gnd
4
2
Unregulated
DC Input
+
Cin
100µF
Figure 1 Fixed Voltage version
Vin
1
AMS2576
Adjustable
Voltage
3
5
Gnd
4
2
FeedBack
Output
L1
100µH
Vout
Vout
Unregulated
DC Input
+
Cin
100µF
Enbale
MBR340
+
Cout
1000µF
R2
LOAD
R1
Vout=1.23×(1+R2/R1)
Figure 2: Adjustable Voltage Version
Vin
1
AMS2576
Adjustable
Voltage
3
5
Gnd
4
2
FeedBack
Output
L1
100µH
Vout
Vout
L2
Output
20µH
+
MBR340
Cout
1000µF
R1
R2
C1
100µF
Unregulated
DC Input
+
Cin
100µF
Enbale
Figure 3: LC filter for Low Output Ripple
7
Advanced Monolithic Systems
http://www.ams-semitech.com