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Solutions Search - LT3971 - 38V, 1.2A, 2MHz Step-Down Regulator with 2.8μA Quiescent Current

Wide VIN Range Step-Down Regulators Consume Only 2.8μA Input Current

John Gardner - Design Engineer May 23rd 2011
Battery life is paramount in modern battery-powered systems. Portable applications, such as remote sensors, require voltage regulators which have low current standby states and also able to provide bursts of high power. Linear Technology’s LT®3970/LT3971 lead the industry in low current standby mode by consuming only ...

Video 

 

DC1527A - LT3971EMSE Demo Board | 4.5V ≤ VIN ≤ 38V, VOUT = 3.3V @ 1.2A

Feb 22nd 2010
Demonstration circuit 1527 is a monolithic step-down DC/DC switching regulator featuring the LT3971. The switching frequency is adjustable up to 2MHz. The demo circuit is designed for 3.3V, 1.2A output from a 4.5V to 38V input. The circuit consumes only 2.8μA of quiescent current. ...

Demo Board LTspice 

 

38V, 1.2A (IOUT), 2MHz Step-Down DC/DC Converter at Only 2.8μA Quiescent Current

Nov 16th 2009
MILPITAS, CA - November 16, 2009 - Linear Technology Corporation announces the LT3971, a 1.2A, 38V step-down switching regulator with an integrated boost diode. Its Burst Mode® operation keeps quiescent current under 2.8µA in no load standby conditions. The LT3971’s 4.3V to 38V input voltage range makes it ideal for automotive ...

Press Release