Datasheet Linear Technology LTC3869IGN-2#PBF — 数据表

Features Dual, 180° Phased Controllers Reduce Required
Input Capacitance and Power Supply Induced Noise
n Accurate Multiphase Current Matching
n R
SENSE or DCR Current Sensing
n ±0.75% 0.6V Output Voltage Accuracy
n Phase-Lockable Fixed Frequency 250kHz to 780kHz
n High Efficiency: Up to 95%
n Dual N-channel MOSFET Synchronous Drive
n Wide V Range: 4V to 38V (40V Max) Operation
IN
n Wide V
OUT Range: 0.6V to 12.5V Operatio Adjustable Soft-Start Current Ramping or Tracking
n Foldback Output Current Limiting
n Output Overvoltage Protectio Power Good Output Voltage Monitor
n 5V Low Dropout Regulator
n Small 28-Lead QFN and Narrow SSOP Packages LTC3869/LTC3869-2
Dual, 2-Phase
Synchronous Step-Down
DC/DC Controllers
Description The LTC®3869 is a high performance dual synchronous
step-down switching regulator controller that drives all
N-channel synchronous power MOSFET stages. A constant …