Datasheet Analog Devices LTC3888IUHG-1#TRPBF — Ficha de datos

LTC3888-1
Dual Loop 8-Phase Step-Down DC/DC
Controller with Digital Power System Management
FEATURES DESCRIPTION PMBus/I2C Compliant Serial Interface
n Monitor Voltage, Current, Temperature and Faults
n Digitally Program V
OUT, Margins, UV, OV, Current
Limit, Soft-Start/Stop and Sequencing
n Expandable to >16 Phases
n External Resistor Divider Programs Output Voltage
n 4.5V ≤ V ≤ 26.5V, 0.3V ≤ V
IN
OUT ≤ 3.45V
n ±0.5% Output Voltage Accuracy
n Programmable PWM Loop Compensatio Accurate PolyPhase® Current Sharing
n Internal EEPROM with ECC and Fault Logging
n DrMOS Output Current Monitor Interface
n DrMOS Temperature/Fault Bus Interface
n DrMOS Gate Drive Supply Monitor
n Load Step Emulation The LTC®3888-1 is a PMBus-compliant dual loop DC/DC
synchronous step-down switching regulator controller
with eight expandable phases supporting a wide range of
master/slave configurations. The controller uses constant …