Description :
LM2596S DC-DC Buck Converter 3A Adjustable Step-Down Power Supply Module
Power management is one of the most critical aspects of any electronic project, and the LM2596S DC-DC Buck Converter Power Supply Module is designed to deliver stable, efficient, and adjustable voltage conversion with ease. Built around the trusted LM2596S switching regulator IC, this compact module efficiently steps down higher DC voltages while minimizing power loss and heat generation.
Whether you're building an Arduino project, powering an ESP32, running a Raspberry Pi, charging batteries, developing an IoT device, or creating an industrial automation system, this adjustable buck converter provides dependable performance for a wide variety of applications.
Unlike traditional linear regulators that waste energy as heat, the LM2596S uses high-efficiency switching technology to provide excellent voltage regulation with significantly lower power consumption. The onboard precision potentiometer allows users to adjust the output voltage accurately, making it suitable for prototyping as well as permanent installations.
Its compact PCB design, reliable components, and wide input voltage range make it a favorite among electronics hobbyists, engineers, students, robotics enthusiasts, and embedded system developers.
Whether you're designing portable electronics, powering sensors, LED projects, communication devices, or laboratory equipment, the LM2596S Buck Converter delivers stable voltage, high efficiency, and long-term reliability.
Specifications :
| Specification | Details |
|---|---|
| Product Name | LM2596S DC-DC Buck Converter Module |
| IC | LM2596S |
| Converter Type | Step-Down (Buck) Converter |
| Input Voltage | 4V–35V DC |
| Output Voltage | 1.25V–35V DC (Adjustable) |
| Maximum Output Current | 3A |
| Recommended Continuous Current | 2A |
| Conversion Efficiency | Up to 92% |
| Switching Frequency | 150kHz |
| Voltage Regulation | Adjustable via Multi-turn Potentiometer |
| Protection | Thermal Protection & Current Limiting |
| Cooling Method | Natural Air Cooling |
| PCB Type | Compact High-Quality PCB |
| Applications | Arduino, ESP32, Raspberry Pi, Robotics, LED Projects, DIY Electronics, Battery Charging |
Features :
- Genuine LM2596S switching regulator design
- Adjustable output voltage
- Wide 4V–35V DC input range
- Adjustable 1.25V–35V output
- Supports up to 3A output current
- High efficiency up to 92%
- Low heat generation
Frequently Asked Questions ( FAQs )
Q1. What does the LM2596S module do?
It steps down a higher DC input voltage to a lower adjustable DC output voltage while maintaining high efficiency.
Q2. Is the output voltage adjustable?
Yes. The onboard precision potentiometer allows you to adjust the output voltage from approximately 1.25V to 35V DC.
Q3. What is the maximum output current?
The module can deliver up to 3A peak, with around 2A continuous recommended without additional cooling.
Q4. Can I use it with Arduino or ESP32?
Yes. It is widely used to power Arduino, ESP32, STM32, Raspberry Pi, and other embedded development boards.
Q5. Is it suitable for battery-powered projects?
Yes. Its high efficiency helps maximize battery life, making it ideal for portable electronics and battery-operated systems.
Q6. Does it include protection features?
Yes. The module includes built-in thermal protection and current limiting for improved reliability.
Package Included:
1X LM2596S DC-DC Buck Converter 3A Adjustable Step-Down Power Supply Module
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