LT3975 Datasheet - Linear Technology

LT3975, 2MHz Step-Down Switching Regulator

LT3975 42V, 2.5A, 2MHz Step-Down Switching Regulator with 2.7µA Quiescent Current .
The LT®3975 is an adjustable frequency monolithic buck switching regulator that accepts a wide input voltage range up to 42V.

Features

* Ultralow Quiescent Current: 2.7µA IQ at 12VIN to 3.3VOUT n Low Ripple Burst Mode® Operation Output Ripple < 15mVP-P n Wide Input Range: Operation from 4.3V to 42V n 2.5A Maximum Output Current n Excellent Start-Up and Dropout Performance n Adjustable Switching Frequency: 200kHz to 2MHz n

Applications

* Automotive Battery Regulation Portable Products n Industrial Supplies n n L, LT, LTC, LTM, Burst Mode, Linear Technology and the Linear logo are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. TYPICAL APPLICATION 3.3V St

LT3975-LinearTechnology.pdf