LTC3872 No RSENSE Current Mode Boost DC/DC Controller Features n No Current Sense Resistor Required n VOUT up to 60V n Constant Frequency 550kHz Operation n Internal Soft-Start and Optional External Soft-Start n Adjustable Current Limit n Pulse Skipping at Light Load n VIN Range: 2.
75V to 9.
8V n ±1.
5% Voltage Reference Accuracy n Current Mode Operation for Excellent Line and Load Transient Response n Low Profile (1mm) SOT-23 and 2mm × 3mm DFN Packages Applications n Telecom Power Supplies n 42V Automotive Systems n 24V Industrial Controls n IP Phone Power Supplies Description The LTC®3872 is a constant frequency current mode boost DC/DC controller that drives an N-channel power MOSFET and ...

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