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Switch Mode Power Supplies Converter Circuits
Designed by David A. Johnson, P.E.
Last Updated on:
Monday, April 21, 2008 04:19 AM
Master Category List - Dave's Circuits
More Converter Circuits
DC to DC Power Supplies
Converters: Frequency to Voltage
Converters: Period to Voltage
Converters: Sine to Square Wave
Converters: Voltage Converters: Voltage to
Frequency
High Voltage Power Supplies Switchmode Power
Supplies Voltage Controlled Oscillators
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- 0.5V Negative Supply
Although not very efficient, this simple circuit, consisting of two LEDs and a photo diode, generates a negative voltage with a current level of a couple milliamps. It is ideal for
supplying a negative rail to low power “rail to rail” op amp circuits, which need to have a true zero volts output.
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More Converter Circuits
Master Category List - Dave's Circuits
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