Datasheet Analog Devices LTC3649IUFD#TRPBF — 数据表

LTC3649
60V, 4A Synchronous
Step-Down Regulator with
Rail-to-Rail Programmable Output
DESCRIPTION FEATURES Wide VIN Range: 3.1V to 60V
nn Wide V
OUT Range: 0V to (VIN – 0.5V)
nn Single Resistor V
OUT Programming
nn Integrated 110mΩ Top N-Channel/50mΩ Bottom
N-Channel MOSFETs
nn 95% Efficiency with 12V and 5V
IN
OUT
nn Regulated I : 440µA, Shutdown I : 18µA
Q
Q
nn Accurate Current Monitoring (±4%) without Sense
Resistor
nn Accurate Resistor Programmable Frequency
(300kHz to 3MHz) with ±50% Frequency Sync Range
nn Accurate Programmable Output Current
nn Input Voltage Regulation for MPPT Applications …

LTC3649
60V, 4A Synchronous
Step-Down Regulator with
Rail-to-Rail Programmable Output
DESCRIPTION FEATURES Wide VIN Range: 3.1V to 60V
nn Wide V
OUT Range: 0V to (VIN – 0.5V)
nn Single Resistor V
OUT Programming
nn Integrated 110mΩ Top N-Channel/50mΩ Bottom
N-Channel MOSFETs
nn 95% Efficiency with 12V and 5V
IN
OUT
nn Regulated I : 440µA, Shutdown I : 18µA
Q
Q
nn Accurate Current Monitoring (±4%) without Sense
Resistor
nn Accurate Resistor Programmable Frequency
(300kHz to 3MHz) with ±50% Frequency Sync Range
nn Accurate Programmable Output Current
nn Input Voltage Regulation for MPPT Applications …