# AMS1117 3.3V step-down module

> Step-down module with AMS1117-3.3, reduces voltage from 5V to 3.3V. Input voltage 4.2-10V DC, fixed output 3.3V DC, maximum output current 0.8A. Dimensions 8.6 x 12.3 mm. Useful for powering sensors and logic modules at 3.3V, integrates into projects with Arduino, ESP and other electronic circuits.

- Page: https://sigmanortec.ro/en/ams1117-33v-step-down-module
- Price: 3.69 RON
- Availability: In stock; 1-2 zile
- Reference: 33069 · EAN: 5946361598891
- Category: Electronic components > Step Down Modules
- Specifications: tension: AD; Supply Voltage: 4; Maximum Input Voltage: 10; Minimum Output Voltage: 3; Maximum Output Voltage: 3; Source Type: descend; Current Adjustment: Not; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 0.8; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.001 kg
- Updated: 2026-05-21
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 03:25 (Europe/Bucharest)

## Description

Module for lowering the voltage from 5V to 3.3V, ideal for quickly powering sensors and logic modules to 3.3V DC. It accepts 4.2-10V input, provides stabilized 3.3V output, has a compact 8.6 x 12.3 mm format and is easily integrated into projects with Arduino, ESP and other electronic circuits.
Voltage step-down module with AMS1117-3.3 for stepping down voltage from 5V to 3.3V enables powering components that require a 3.3VDC voltage for operation.
Input voltage: 4.2 - 10V
Output voltage: 3.3V
Dimensions mm: 8.6 x 12.3