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DAC and Op Amp Generate Variable Negative Control Voltage


关键词: DACs, single supply DAC, variable negative control voltage, programmable negative voltage, positive to negative voltage translator, digital analog converter, digital to analog converters


Abstract: This design idea describes a simple circuit to generate a programmable negative control voltage. It takes the output of a single supply digital-to-analog converter (DAC) and produces a variable negative voltage. The DAC output from 0V to +2.5V is converted to 0V to -5V at the output.


DAC and Op Amp Generate Variable Negative Control Voltage.pdf