This is the Simple Diode Cmos Stabilizer Circuit Diagram. The simple diode network can stabilize the voltage supplied to CMOS circuitry from a battery. D1 and D2 must have a c ombined forward-voltage drop of about 1.5 V. And D3 is an LED with a forward-voltage drop of about 1.7 V. The table shows the network`s output voltage as the battery`s voltage declines. Simple Diode Cmos Stabilizer Circuit Diagram Sourced By: Circuitsstream