Analog Devices ADP5024 Evaluation Board ADP5024CP-EVALZ ADP5024CP-EVALZ Data Sheet
Product codes
ADP5024CP-EVALZ
ADP5024
Data Sheet
Rev. E | Page 16 of 28
THEORY OF OPERATION
LDO
CONTROL
LDO
UNDERVOLTAGE
LOCKOUT
SOFT START
PWM/
PSM
CONTROL
BUCK2
DRIVER
AND
ANTISHOOT
THROUGH
SOFT START
DRIVER
AND
ANTISHOOT
THROUGH
OSCILLATOR
THERMAL
SHUTDOWN
SYSTEM
UNDERVOLTAGE
LOCKOUT
PWM
COMP
COMP
GM ERROR
AMP
GM ERROR
AMP
AMP
PSM
COMP
PSM
COMP
COMP
LOW
CURRENT
CURRENT
I
LIMIT
PWM
COMP
LOW
CURRENT
I
LIMIT
R1
R2
ADP5024
VOUT1
VOUT2
VIN1
AVIN
SW1
PGND1
VIN3
AGND
VOUT3
FB3
PGND2
SW2
VIN2
AVIN
75Ω
ENBK1
ENABLE
AND
MODE
CONTROL
EN1
ENBK1
ENBK2
ENLDO
75Ω
ENBK2
EN2
EN3
600Ω
ENLDO
B
SEL
OP
MODE
MODE2
A
Y
MODE
FB1 FB2
PWM/
PSM
CONTROL
BUCK1
0
988
8-
0
45
Figure 45. Functional Block Diagram