Introduction: DC-DC Voltage Doubler (simplest Possible Circuit)
This voltage doubler circuit uses a DPDT switch to alternately charge 2 series connected capacitors. The main purpose of this circuit is to illustrate the principle of operation of switched-capacitor voltage multipliers. Other applications are up to you !
Step 1: Images
Step 2: Circuit & Components
SW1: double pole double throw switch (DPDT)
C1-C2: 2200uF electrolytic capacitors (voltage & capacity according to application)
Bat: (any battery)
Led1: (green led for this demo)
R1: (1K for this demo)
Step 5: Watch the Video!
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