AMS1117-3.3 LDO 800MA DC 5V to 3.3V Step-Down Power Supply Module

(11 customer reviews)

In stock

SKU: 31179
  1. Input Voltage: 4.5V to 15V
  2. Output Voltage: 3.3V to 5V
  3. Output Current: 800mA
  4. Onboard AMS1117 chip.
  5. Onboard power indicator to indicate power is turned on: Red LED.
  6. Output voltage interface, connection to facilitate the experimental.
  7. Small Compact Size, 3Pin Type, Breadboard Friendly.


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Brand: Generic
Category: Buck Converter
Tags: Power Supply, DC Power Supply, Voltage Regulator, Step Down Converter, Buck Converter, 3.3V Regulator, 5V Regulator, AMS1117

This module is basically the Breakout Board for AMS1117 IC Chip. The AMS1117-3.3 LDO 800MA DC 5V to 3.3V Step-Down Power Supply Module is capable of supplying very stable 3.3V-5V DC when supplied with 4.5V-15V DC.

The module is capable of altering the output of the power source/supply before supplying it to the load so as to deliver the specified power to your load.

The module is very useful for the products which demand 3.3V at 800mA of current. It equips 3 pins where you can plug-in input and output, This offers ease of connection.

Perfect for providing support power for your electronic design, every DIY hobbyist should have a couple of these flexible power supplies on their electronics workbench.

Features :

  1. Onboard AMS1117 chip
  2. Onboard power indicator to indicate power is turned on: Red LED
  3. Output voltage interface, connection to facilitate the experimental
  4. Small Compact Size, 3Pin Type, Breadboard Friendly

Package Includes :

1 x AMS1117 3.3V Power Supply Module LDO 800mA

Input Voltage (V)

4.5 to 15

Output Voltage(V)

3.3 ~ 5

Max. Output Current (A)


Length (mm):


Width (mm):


Height (mm):


Weight (g):


Shipping Weight 0.018 kg
Shipping Dimensions 2 × 2 × 2 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Based on 11 reviews

5.0 overall

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  1. babru.das (verified owner)



  2. Sripal Jain (verified owner)

    Good quality product, safely packed, right price, timely delivery

    Sripal Jain

  3. Hari P (verified owner)

    Good .working as expected. And light weight too.

    Hari P

  4. Anjan Sengupta (verified owner)

    Good One

    Anjan Sengupta

  5. anilraju (verified owner)

    Very good regulator


  6. Vineet Ranjan (verified owner)

    Good product. Working as expected.

    Vineet Ranjan

  7. Rajeev Kumar Jha (verified owner)

    As per specifications

    Rajeev Kumar Jha

  8. Sunil Chandra (verified owner)

    Good miniature product.

    Sunil Chandra

  9. Vishnu kale (verified owner)


    Vishnu kale

  10. Vishad Jain

    Stable output, good efficiency

    Vishad Jain

  11. PRADEEP KUMAR (verified owner)

    Nice build. Stable output @ 500 mA. Not tested for full load but very satisfied with the performance. Value for money product.


AMS1117 datasheet

Questions and answers of the customers

    How to set its output voltage to 3.3 v or 5v?
  1. 0 votes
    Q How to set its output voltage to 3.3 v or 5v? answer now
    Asked by aka258 on June 4, 2023 8:14 am

    This automatically steps down the voltage from ... Read more

Only registered users are eligible to enter questions
Country Of Origin: China

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