MAX15022_11 Datasheet, PDF (10/28 Pages) Maxim Integrated Products – Dual, 4A/2A, 4MHz, Step-Down DC-DC Regulator with Dual LDO Controllers

Dual, 4A/2A, 4MHz, Step-Down DC-DC
Regulator with Dual LDO Controllers
Functional Diagrams
AVIN
SEL
SGND
1.225V
1.1V
0.6V
THERMAL
REF
SHDN
V_REF ^{CLK1 DOWN1}
DIGITAL
SOFT-START
V_REF
V_R1
AND SOFT-STOP _EN1
FB1
SEQ1
E/A
ON1 ON2 SHDN
SEQ1
EN CONFIG _SEQ2 SEL DECODE
MAX15022
PWM CONTROLLER 1
SHDN
SEQ1 SEQ2
OVL
OVL1
CONFIG
OVL2
CLK1 CLK2
OVL1 _RES
OVERLOAD
ILIM1 _MANAGEMENT
SEQ1
EN1
ON1
1.225V
1.1V
HIGH-SIDE
CURRENT
SENSE
DVDD1
PVIN1
COMP1
RT
EN
OSC
CLK1
RAMP
CLK2
CPWM
LEVEL
SHIFT
CLK
AVIN
DQ
R
BREAK-
BEFORE-
MAKE
LX1
LOW-SIDE
CURRENT
SENSE
PGND1
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