Datasheet Analog Devices LTC3875IUH#PBF — 数据表

LTC3875
Dual, 2-Phase, Synchronous
Controller with Low Value DCR Sensing
and Temperature Compensation
DESCRIPTION FEATURES Low Value DCR Current Sensing
Programmable DCR Temperature Compensation
±0.5% 0.6V Output Voltage Accuracy
Dual True Remote Sensing Differential Amplifiers
Optional Fast Transient Operation
Phase-Lockable Fixed Frequency 250kHz to 720kHz
Dual, 180° Phased Controllers Reduce Required
Input Capacitance and Power Supply Induced Noise
n Dual N-Channel MOSFET Synchronous Drive
n Wide V Range: 4.5V to 38V Operation
IN
n Output Voltage Range with Low DCR: 0.6V to 3.5V,
without Low DCR: 0.6V to 5V
n Adjustable Soft-Start Current Ramping or Tracking
n Foldback Output Current Limiting
n Clock Input and Output for Up to 12-Phase Operatio Short-Circuit Soft Recovery
n Output Overvoltage Protectio Power Good Output Voltage Monitor
n 40-Lead QFN Packages n n n n n n n APPLICATIONS Servers and Instruments Telecom Systems
n DC Power Distribution Systems …