MAX15039_11 Datasheet, PDF (10/19 Pages) Maxim Integrated Products – 6A, 2MHz Step-Down Regulator with Integrated Switches Open-Drain, Power-Good Output

6A, 2MHz Step-Down Regulator
with Integrated Switches
V_DD
Block Diagram
3.3V LDO
MAX15039
SHUTDOWN
UVLO
EN
CONTROL
CIRCUITRY
BST
BIAS
GENERATOR
CURRENT-LIMIT
COMPARATOR
BST SWITCH
IN
VOLTAGE
REFERENCE
THERMAL
SHUTDOWN
CONTROL
LOGIC
IN
SS
REFIN
OUT
FB
CTL1
CTL2
COMP
SOFT-START
ERROR
8kΩ
AMPLIFIER
VID
VOLTAGE-
CONTROL
CIRCUITRY
PWM
COMPARATOR
CURRENT-LIMIT
COMPARATOR
1V_P-P
OSCILLATOR
COMP CLAMPS
FB
0.9 x V_REFIN
SHDN
LX
PGND
MODE
FREQ
PWRGD
GND
10 ______________________________________________________________________________________