XL4015 DC‑DC Adjustable Buck Power Supply Module 5‑32V Input Step‑Down Voltage Regulator Board For Arduino DIY Electronic Project Power Conversion

XL4015 DC Adjustable Buck Power Supply Module

📌 Product Overview

XL4015 DC‑DC step‑down buck module is a non‑isolated high‑power voltage reduction power board, built‑in XL4015E1 high‑current control chip and high‑power toroidal inductor. It supports wide‑range input voltage and continuously adjustable output voltage, featuring small size, high conversion efficiency, stable output performance and multiple built‑in protection functions. It is widely used for DIY power supply, equipment voltage conversion, battery power supply and various electronic project modification.

📋 Product Specifications

Item	Parameter
Module Type	Non‑isolated Buck Module (BUCK)
Input Voltage	5‑32V (try not to exceed 38V)
Output Voltage	0.8‑30V continuously adjustable
Output Current	0‑5A, recommended to use within 3.5A
Output Power	Recommended within 75W; use heatsink if exceeding 50W
Operating Temperature	-40℃ ~ +85℃
Operating Frequency	300KHz
Conversion Efficiency	Up to 92% (depends on input/output voltage, current and voltage difference)
Load Regulation	S(I)≤0.8%
Voltage Regulation	S(u)≤0.8%
Power Indicator Light	Yes
Short Circuit Protection	Yes (current limited to 8A)
Overtemperature Protection	Yes (automatic output shutdown while overheating)
Input Reverse Polarity Protection	No (add high‑current diode in series at input if required)
Mounting Method	2 screws, 3mm aperture
Wiring Method	Soldering, V‑IN for input, V‑OUT for output
Module Dimension	44mm * 21mm * 14mm
Weight	11.7g

✨ Core Features

✅ Adopts high‑power toroidal inductor & XL4015E1 high‑current control chip ✅ Compact PCB layout, high‑power output capability ✅ Up to 92% high conversion efficiency ✅ Adjustable output voltage via potentiometer ✅ Equipped with power indicator for working status check ✅ Built‑in short‑circuit & over‑temperature protection mechanism ✅ Wide industrial‑grade working temperature range

🛠 Application Scenarios

• DIY adjustable laboratory power supply
• Industrial equipment voltage conversion
• Battery powered system voltage regulation
• Motor drive power supply
• Arduino, Raspberry Pi and other project power transformation
• Various low‑voltage electronic device power modification

⚠ Important Usage Notice

1. Recommended working current shall not exceed 3.5A, fit heatsink when power over 50W to avoid overheating damage.
2. This module has NO input reverse‑connection protection; please check positive and negative polarity before power‑on.
3. Do not exceed the maximum input voltage 32V, transient peak shall not exceed 38V.
4. Please reserve enough heat dissipation space for the module during installation. Kind reminder: If there are version differences or images have not been updated, please refer to the actual product. Thank you!