How to Build a 3.3V Voltage Regulator
Here are the instructions to wire a stable AMS1117-3.3 voltage regulator properly. This can power an ESP8266 or any 3.3V micro-controller reliably supporting current draws up to 1A. Hardware AMS 1117-3.3 10 uF Electrolytic Capacitor 104 Ceramic Capacitor Wiring AMS1117-3.3 (right to left) Pin 1: GND Pin 2: Vout Pin 3: Vin Connections 5-12V -> Vin GND -> GND 10 uF Electrolytic Capacitor +ve -> Vout 10 uF Electrolytic Capacitor GND -> GND 104 Ceramic Capacitor +ve -> Vin 104 Ceramic Capacitor GND -> GND