Datasheet

ADP2380 Data Sheet
Rev. 0 | Page 12 of 28
FUNCTIONAL BLOCK DIAGRAM
ADP2380
OSCILLATOR
RT
SYNC
UVLO
CLK
SLOPE RAMP
CONTROL
LOGIC
AND MOSFET
DRIVER WITH
ANTICROSS
PROTECTION
PGOOD
GND
UVLO
SLOPE RAMP
LD
PGND
+
+
0.6V
I
SS
EN/SS
FB
AMP
COMP
0.7V
0.54V
1.2V
OVP
CLK
+
+
+
Σ
I
MAX
HICCUP
MODE
CMP
OCP
+
+
SW
NFET
BST
DRIVER
VREG
DRIVER
BOOST
REGULATOR
DEGLITCH
BIAS AND DRIVER
REGULATOR
+
A
CS
PVIN
VREG
320kΩ
125kΩ
PVIN
NEGATIVE
CURRENT-LIMIT
CMP
+
09939-030
Figure 30. Functional Block Diagram