DC1448A - Schematic9/24/2009
Demonstration circuit DC1448 is a complete power solution for a USB powered device. Power is input from one of three sources, and three outputs are provided, as well as supervisory signals for a microprocessor. DC631 provides the following functions; 700mA CC/CV timer terminated charger suitable for 4.1V Li-Ion cells, USB power manager that insures compliance with the USB power specification, two 1.5MHz synchronous step-down converters and reset and power button status outputs for interfacing with a microprocessor.
Pricing displayed is based on 1-piece.
Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.