AME
1.5MHz,600mA
Synchronous Buck Converter
AME5248A
Function Block Diagram
EN
VIN
Current
Limit
Comparaotr
OSC
1.5 MHz
Oscillator
Current
Sense
Bandgap
UVLO
Slope
Comp
FB
S
R
Q
+
COMP
+
-
SW
EA
-
Logic
Control
Driver
Fixed Output
See Note
Thermal
Shudown
+
COMP
-
GND
Figure 3
Note: For the fixed output version the internal feedback divider is actived.
For the adjustable version the internal feedback divider is disabled, and the FB pin is directly connected to the
internal EA amplifer.
Rev.A.01
2