Datasheet Analog Devices LTC3860IUH#TRPBF — 数据表

LTC3860
Dual, Multiphase Step-Down
Voltage Mode DC/DC Controller
with Current Sharing
DESCRIPTION FEATURES n Operates with Power Blocks, DRMOS or External
Gate Drivers and MOSFETs
Constant Frequency Voltage Mode Control with
Accurate Current Sharing
±0.75% 0.6V Voltage Reference
Differential Remote Output Voltage Sense Amplifier
Multiphase Capability—Up to 12-Phase Operation
Programmable Current Limit
Safely Powers a Prebiased Load
Programmable or PLL-Synchronizable Switching
Frequency Up to 1.25MHz
Lossless Current Sensing Using Inductor DCR or
Precision Current Sensing with Sense Resistor
VCC Range: 3V to 5.5V
VIN Range: 3V to 24V
Power Good Output Voltage Monitor
Output Voltage Tracking Capability
Programmable Soft-Start
Available in a 32-Pin 5mm × 5mm QFN Package The LTC®3860 is a dual, PolyPhase® synchronous stepdown switching regulator controller for high current …