LTC3649
FEATURES
60V, 4A Synchronous Step-Down Regulator with Rail-to-Rail Programmable Output DESCRIPTION
nn Wide VI...
LTC3649
FEATURES
60V, 4A Synchronous Step-Down
Regulator with Rail-to-Rail Programmable Output DESCRIPTION
nn Wide VIN Range: 3.1V to 60V nn Wide VOUT Range: 0V to (VIN – 0.5V) nn Single Resistor VOUT Programming nn Integrated 110mΩ Top N-Channel/50mΩ Bottom
N-Channel MOSFETs nn 95% Efficiency with 12VIN and 5VOUT nn Regulated IQ: 440µA, Shutdown IQ: 18µA 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 nn ±0.8% Output Voltage Accuracy nn Peak Current Mode Operation nn Programmable Wire Drop Compensation nn Burst Mode® Operation, Forced Continuous Mode nn Internal Compensation and Programmable Soft-Start nn Overtemperature Protection nn Available in Thermally Enhanced 28-Lead (4mm ×
5mm) QFN and TSSOP Packages
APPLICATIONS
nn Industrial Applications nn Automotive Applications
The L...