Patent ID: 6456044
Filing Date: 2002-09-24
Classification: H02J

Abstract:
An apparatus for battery charger logic and control, said apparatus comprising:a microcontroller; a switch mode power supply controller; an analog to digital converter connected to said microcontroller, and an analog input multiplexer connected to said analog to digital converter, said analog input multiplexer having a plurality of analog inputs which are adapted to receive a plurality of condition values from a battery, wherein said microcontroller, said switch mode power supply controller, said analog to digital converter, and said analog input multiplexer are fabricated on a single integrated circuit die; said switch mode power supply controller having at least one analog input, at least one setpoint input, and an output adapted for controlling a power converter which charges the battery; said at least one setpoint input of said switch mode power supply controller receiving at least one setpoint from said microcontroller, and said at least one analog input of said switch mode power supply controller adapted to receive at least one parameter signal from the power converter.