摘要： http://electronicdesign.com/power/simple-addition-permits-voltage-control-dc-dc-converters-outputIn a standard dc-dc converter, a resistor divider typically defines a fixed output voltage. However, applications like programmable output voltage power supplies and motor control circuits require dynami 阅读全文

摘要： http://electronicdesign.com/print/passives/fixed-dc-dc-regulator-output-uses-digitally-controlled-potentiometerElectronic DesignTamara SchmitzThu, 2009-10-01 (All day)Digitally controlled potentiometers (DCPs) have become very popular in a wide variety of applications, including control, parameter a 阅读全文