---
product_id: 98948402
title: "5Pcs MP1584EN ultra Small DC-DC 3A power Step-Down Adjustable Module Buck Converter 24V To 12v 9V 5V 3V for Arduino"
brand: "dollatek"
price: "NT$466"
currency: TWD
in_stock: true
category: "Dolla Tek"
url: https://www.desertcart.tw/products/98948402-5pcs-mp1584en-ultra-small-dc-dc-3a-power-step-down
store_origin: TW
region: Taiwan
---

# 3A max output current Compact 22x17x4 mm size Wide 4.5-28V input range 5Pcs MP1584EN ultra Small DC-DC 3A power Step-Down Adjustable Module Buck Converter 24V To 12v 9V 5V 3V for Arduino

**Brand:** dollatek
**Price:** NT$466
**Availability:** ✅ In Stock

## Summary

> ⚡ Tiny module, massive power — step down in style!

## Quick Answers

- **What is this?** 5Pcs MP1584EN ultra Small DC-DC 3A power Step-Down Adjustable Module Buck Converter 24V To 12v 9V 5V 3V for Arduino by dollatek
- **How much does it cost?** NT$466 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/98948402-5pcs-mp1584en-ultra-small-dc-dc-3a-power-step-down)

## Best For

- dollatek enthusiasts

## Why This Product

- Trusted dollatek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Yet Mighty:** Ultra-small footprint fits seamlessly into any setup
- • **Plug & Play Confidence:** 5-pack ensures you never run out of reliable power modules
- • **Built to Brave Extremes:** Operates reliably from -45°C to 85°C for all environments
- • **Efficient Energy Conversion:** Up to 92% efficiency minimizes power loss and heat
- • **Power Your Projects with Precision:** Adjustable output from 0.8V to 20V for ultimate control

## Overview

The DollaTek 5Pcs MP1584EN is a set of ultra-compact DC-DC buck converters delivering up to 3A current with adjustable output voltage from 0.8V to 20V. Featuring a wide input voltage range (4.5V to 28V) and high conversion efficiency (up to 92%), these modules are designed for precision power management in compact electronics projects, including Arduino setups. Their rugged design supports extreme temperatures (-45°C to 85°C), making them ideal for professional-grade applications requiring reliable, efficient step-down voltage conversion.

## Description

Features: Model/Name: DC-DC Resign Module Output Current: 3A (Max) Output Ripple: <30mV Operating temperature: -45 ~ +85 degrees Size: 22 x 17 x 4 (mm) The contents of the box 5x Adjustable Power Step-Down Module

## Features

- Mini MP1584EN DC to DC buck converter step-down module with a wide operating range
- Input voltage: 4.5 V to 28 V; Output voltage: 0.8 V to 20 V
- Output current: 3 A (maximum); Conversion efficiency: 92% (maximum)
- Output ripple: less than 30 mV; Switching frequency: 1.5 MHz (highest), typically 1 MHz
- Operating temperature: -45 ℃ to 85 ℃; Size: 22 mm by 17 mm by 4 mm; Warning: do not reverse the positive and negative terminals to avoid any possible damage; Do not use light load (less than 10% of output power) or without load

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07DJ5HZ7G |
| Brand | DollaTek |
| Country Of Origin | China |
| Current Rating | 3 Amps |
| Customer Reviews | 4.1 4.1 out of 5 stars (299) |
| Item Dimensions D x W x H | 4D x 17W x 4H millimetres |
| Manufacturer | DollaTek |
| Maximum Frequency | 340 KHz |
| Minimum Frequency | 50 Hz |
| Model Number | 742548981815 |
| Mounting Type | PCB Mount |
| Power Source | Electrical Cable |
| Specification Met | IECEx |
| UPC | 742548981815 |
| Unit Count | 5.0 count |

## Product Details

- **Brand:** DollaTek
- **Current rating:** 3 Amps
- **Mounting type:** PCB Mount
- **Power source:** Electrical Cable
- **Product dimensions:** 4D x 17W x 4H millimetres

## Images

![5Pcs MP1584EN ultra Small DC-DC 3A power Step-Down Adjustable Module Buck Converter 24V To 12v 9V 5V 3V for Arduino - Image 1](https://m.media-amazon.com/images/I/61zRTkoTE3L.jpg)

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- DollaTek 5Pcs MP1584EN ultra Small DC-DC 3A power Step-Down Adjustable Module Buck Converter 24V To 12v 9V 5V 3V for Arduino
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**Shop now:** [https://www.desertcart.tw/products/98948402-5pcs-mp1584en-ultra-small-dc-dc-3a-power-step-down](https://www.desertcart.tw/products/98948402-5pcs-mp1584en-ultra-small-dc-dc-3a-power-step-down)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-08-23*