Datasheet

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MaximIntegrated │ 14
MAX15062 60V, 300mA, Ultra-Small, High-Efciency,
Synchronous Step-Down DC-DC Converters
Block Diagram
0.55V
CC
1.215V
500kΩ
V
CC
OSCILLATOR
THERMAL
SHUTDOWN
REFERENCE
SOFT-START
CLK
CLK
MODE SELECT
ERROR
AMPLIFIER
R2
R1
*
SLOPE
MAX15062
CS
PWM
CHIPEN
DH
SLOPE
POK
LDO
REGULATOR
PFM/PWM
CONTROL
LOGIC
DL
SINK-LIMIT
CURRENT-
SENSE
LOGIC
V
IN
LX
V
CC
EN/UVLO
MODE
FB/V
OUT
GND
CS
PEAK-LIMIT
RUNAWAY-
LIMIT
PFM
NEGATIVE
CURRENT
REF
CURRENT-
SENSE
AMPLIFIER
2ms
DELAY
FB/V
OUT
HIGH-SIDE
DRIVER
LOW-SIDE
DRIVER
LOW-SIDE
CURRENT
SENSE
RESET
3.135V FOR MAX15062A
4.75V FOR MAX15062B
0.859V FOR MAX15062C
*RESISTOR-DIVIDER ONLY FOR MAX15062A, MAX15062B