ADP2442-EVALZ Analog Devices, ADP2442-EVALZ Datasheet - Page 15
ADP2442-EVALZ
Manufacturer Part Number
ADP2442-EVALZ
Description
Power Management IC Development Tools Eval board
Manufacturer
Analog Devices
Type
DC/DC Converters, Regulators & Controllersr
Series
ADP2442r
Datasheet
1.ADP2442-EVALZ.pdf
(36 pages)
Specifications of ADP2442-EVALZ
Rohs
yes
Tool Is For Evaluation Of
ADP2442
Factory Pack Quantity
1
Data Sheet
INTERNAL BLOCK DIAGRAM
SYNC/MODE
COMP
FREQ
EN
FB
SS
1.25V
I
SS
+
+
OSC
+
–
COMPENSATION/
V
GENERATOR
REF
VIN
–
+
+
SLOPE
RAMP
= 0.6V
1V
HICCUP
TIMER
COMPARATOR
COMPARATOR
THRESHOLD
CURRENT
PULSE SKIP ENABLE
COMP
LIMIT
Figure 51. Internal Block Diagram
PWM
Rev. 0 | Page 15 of 36
REFERENCE
PULSE SKIP
INTERNAL LDO
CURRENT
REFERENCE
ENABLE
ENABLE
HICCUP
BAND GAP
CLOCK
PWM
UVLO
VCC
STATE MACHINE GATE
FEEDBACK
FEEDBACK
CONTROL LOGIC
115% OF
86% OF
V
FB
CURRENT SENSE
AMPLIFIER
–
+
AGND
VCC
POWER STAGE
NMOS
NMOS
PGOOD
SW
PGND
BST
ADP2442