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Solutions Search - LTC3870 - PolyPhase Step-Down Slave Controller for Digital Power System Management

DC2155A-B - LTC3886UKG/LTC3870UFD Demo Board (RSENSE) | 4 Phase Single Output PMBus Buck 18V≤VIN ≤54V, VOUT=12V at 48A, 150kHz

Jun 3rd 2016
Demonstration circuit 2155A is available in two configurations. The DC2155A-A is a dual output synchronous step-down converter featuring the LTC®3886IUKG, a dual-phase current mode controller. The DC2155A-B is a single output synchronous step-down converter that operates with four phases: two from the LTC3886IUKG and two ...

Demo Board LTpowerPlay 

 

LTC3887 High Efficiency Quad 500kHz 1.2V Step-Down Converter with PMBus

Jul 15th 2015
The LTC®3887 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2Cbased PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay™ a software development tool with graphical user interface (GUI). ...

Circuit 

 

DC2089A-B - LTC3880EUJ/LTC3870EUFD DCR SENSE Demo Board | 7V ≤ VIN ≤ 14V; VOUT = 0.8V to 1.8V @ 80A

Sep 10th 2014
Demonstration circuit 2089A is a high current, high efficiency, poly-phase synchronous buck converter featuring the LTC®3880EUJ, a dual-phase current mode controller, and the LTC3870EUFD, a dual-phase slave controller. The LTC3880 has the PMBus interface and power system management functions. The input range of this board ...

Demo Board LTpowerPlay 

 

DC2089A-A - LTC3880EUJ/LTC3870EUFD RSENSE Demo Board | 7V ≤ VIN ≤ 14V; VOUT = 0.8V to 1.8V @ 80A

Sep 10th 2014
Demonstration circuit 2089A is a high current, high efficiency, poly-phase synchronous buck converter featuring the LTC®3880EUJ, a dual-phase current mode controller, and the LTC3870EUFD, a dual-phase slave controller. The LTC3880 has the PMBus interface and power system management functions. The input range of this board ...

Demo Board LTpowerCAD LTpowerPlay 

 

LTC3870 PolyPhase Step-Down Slave Controller for LTC Digital Power System Management Master Controllers - Video Product Brief

Bruce Haug - Product Marketing Engineer May 28th 2014
  The LTC®3870 is a PolyPhase® step-down slave controller specially designed for multiphase operation with the LTC3880 and LTC3883 digital power system management DC/DC controllers. It provides a small and cost effective solution for supplying very large currents by cascading it with a LTC3880 or LTC3883 controller. ...

Video 

 

Phase Extender, Slave Step-Down Controller for up to 240A Compatible with Digital Power System Management

Mar 13th 2014
MILPITAS, CA - March 13, 2014 - Linear Technology Corporation introduces the LTC3870, a dual phase synchronous step-down slave controller that can generate currents up to 240A when paired with a companion master controller by extending the phase count in multiphase applications. Compatible master controllers include the LTC3880 ...

Press Release