LTC3855 - Multiphase Synchronous DC/DC Controller

Linear Technology

Datasheet Details

Part number	LTC3855
Manufacturer	Linear Technology
File Size	2.10 MB
Description	Multiphase Synchronous DC/DC Controller
Datasheet	LTC3855_LinearTechnology.pdf

The LTC®3855 is a dual PolyPhase® current mode synchronous step-down switching regulator controller that drives all N-channel power MOSFET stages.

n Dual, 180° Phased Controllers Reduce Required Input Capacitance and Power Supply Induced Noise n High Efficiency: Up to 95% n RSENSE or DCR Current Sensing n Programmable DCR Temperature Compensation n ±0.75% 0.6V Output Voltage Accuracy n Phase-Lockable Fixed Frequency 250kHz to 770kHz n True Remote Sensing Differential Amplifier n Dual N-Channel MOSFET Synchronous Drive n Wide VIN Range: 4.5V to 38V n VOUT Range: 0.6V to 12.5V without Differential Amplifier n VOUT Range: 0.6V to 3.3V with Di.

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Published: Feb 8, 2010 |