Datasheet Analog Devices LTC3892IFE-1#TRPBF — 数据表

LTC3892/
LTC3892-1/LTC3892-2
60V Low IQ, Dual, 2-Phase
Synchronous Step-Down
DC/DC Controller
DESCRIPTION FEATURES
Wide VIN Range: 4.5V to 60V (65V Abs Max)
nn Wide Output Voltage Range: 0.8V ≤ V
OUT ≤ 99% • VIN
nn Adjustable Gate Drive Level 5V to 10V (OPTI-DRIVE)
nn No External Bootstrap Diodes Required
nn Low Operating I : 29μA (One Channel On)
Q
nn Selectable Gate Drive UVLO Thresholds
nn Out-of-Phase Operation Reduces Required Input
Capacitance and Power Supply Induced Noise
nn Phase-Lockable Frequency: 75kHz to 850kHz
nn Selectable Continuous, Pulse Skipping or Low Ripple
Burst Mode® Operation at Light Loads
nn Selectable Current Limit (LTC3892/LTC3892-2)
nn Very Low Dropout Operation: 99% Duty Cycle
nn Power Good Output Voltage Monitors (LTC3892/LTC3892-2)
nn Low Shutdown I : 3.6μA …