AMS1117 3.3V / 5V Power Supply Module – Voltage Regulator Board for DIY Electronics

Product Overview

The AMS1117 Power Supply Module is a compact, low-dropout (LDO) regulator board that provides either 3.3V or 5V output, depending on the version you choose. It’s widely used to power Arduino, ESP8266, ESP32, STM32, sensors, and other electronic projects.

Designed with reliability and simplicity in mind, the module ensures a stable output voltage with built-in protection features.

Options Available

🔹 AMS1117 3.3V Module

• Input Voltage: 4.5V – 12V

• Output Voltage: 3.3V fixed

• Output Current: up to 800mA (recommended ≤600mA)

• Dropout Voltage: ~1.1V at 800mA

• Package: AMS1117 chip on PCB with filter capacitors

• Ideal for: ESP8266, ESP32, STM32, NRF modules, and other 3.3V logic devices

🔹 AMS1117 5V Module

• Input Voltage: 6.5V – 12V

• Output Voltage: 5V fixed

• Output Current: up to 800mA (recommended ≤600mA)

• Dropout Voltage: ~1.1V at 800mA

• Package: AMS1117 chip on PCB with filter capacitors

• Ideal for: Arduino, Raspberry Pi accessories, and general 5V-powered circuits

Key Features (Both Versions)

• Fixed output: 3.3V or 5V

• Output current: up to 800mA

• Built-in short-circuit and thermal protection

• Simple to use, compact design

• Stable regulated output for sensitive circuits

Technical Specifications

• Input Voltage: 4.5V – 12V (3.3V module), 6.5V – 12V (5V module)

• Output Voltage: 3.3V or 5V (choose version)

• Output Current: up to 800mA (continuous safe ~600mA)

• Dropout Voltage: ~1.1V

• Operating Temperature: 0°C ~ 125°C

• Module Size: ~20mm × 10mm

• Package: PCB with AMS1117 chip & filter capacitors

Applications

• Arduino, ESP8266, ESP32, STM32 projects

• Powering sensors and communication modules

• DIY electronics and embedded systems

• Stable voltage regulation for breadboard circuits