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DC1921A - LTC3375EUK Demo Board 8-Channel Programmable, Parallelable, 1A Buck DC/DCs (DC590 Companion board)

Demonstration circuit 1921A is a digitally programmable 8-output power supply with a pushbutton controller and watchdog timer, featuring the LTC®3375. The LTC3375 has eight synchronous buck regulators, each with an independent VIN supply. The buck regulators may be paralleled together to create a higher power buck regulator with a single inductor. The input range of the LTC3375 is ideal for single cell Li-Ion/Polymer battery applications. The switching regulator settings, such as enables, feedback voltages, operating modes, phasing and other functions, can be controlled via I2C. The buck regulators can also be enabled via external precision threshold enable pins to allow hardwired power-up  sequences.

DC1921A - Schematic

 

Companion Demo Boards

DC590B - Isolated USB Serial Controller for Linear Technology QuikEval-Compatible Demo Boards



Software

QuikEval System

The QuikEval system is a USB-based product demonstration and data acquisition system that allows users to quickly evaluate the performance of Linear Technology products. The system consists of a USB Data Acquisition Controller board (DC590B) that connects to individual daughter cards for specific Linear Technology products.

Click here to download QuikEval