There are many devices and microcontrollers which requires a 3.3V DC power supply for proper operation. This post presents circuit of 5-15V to 3.3V converter using LD1117V33 voltage regulator. This regulator able to provide a fixed output voltage of 3.3V and output current up to 800 mA.
Components
| No. | Component | Quantity |
|---|---|---|
| 1. | Power supply (5-15V) | 1 |
| 2. | LD1117V33 voltage regulator | 1 |
| 3. | 10μF electrolytic capacitor | 1 |
| 4. | 100nF ceramic capacitor | 1 |
Circuit diagram
Designed circuit
Circuit is designed on a breadboard.
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