LM2596S 3A Adjustable DC-DC Step-Down Converter Module

Product Description

The LM2596S DC-DC Step-Down Converter Module is an adjustable switching voltage regulator designed to convert a higher DC input voltage into a lower regulated DC output. Based on the LM2596S buck converter IC, this module provides an efficient and compact power conversion solution for electronic circuits, embedded systems, Arduino projects, and DIY power supply applications.

The module supports a DC input voltage range of 3V to 40V and provides an adjustable output voltage from approximately 1.3V to 35V. The output voltage can be adjusted using the onboard potentiometer, allowing users to select the required voltage for their connected electronic devices and circuits.

With a maximum output current rating of 3A, the module is suitable for powering a variety of low- and medium-current electronic loads. For practical continuous operation, a load current of approximately 2A is recommended under typical conditions. Reaching the maximum 3A output may require additional cooling, proper airflow, and suitable thermal management.

The LM2596S uses non-isolated buck conversion technology, providing a step-down solution without electrical isolation between input and output. Its switching regulator design offers better efficiency than conventional linear voltage regulators in many applications, particularly when the difference between input and output voltages is significant.

The module features clearly marked input and output terminals for convenient connection to DC power sources and electronic loads. Its compact PCB design makes it easy to integrate into development projects, prototyping setups, and custom electronic systems.

The adjustable output and wide input range make the LM2596S a versatile solution for applications requiring different DC voltage levels from a single power source. It can be used to power microcontrollers, sensors, communication modules, LED circuits, and other compatible electronic equipment.

Features:

• LM2596S switching regulator IC

• Adjustable DC output voltage

• 3V–40V DC input voltage range

• Adjustable output from approximately 1.3V to 35V

• Maximum output current of 3A

• Recommended continuous output current of approximately 2A under typical conditions

• High-efficiency buck conversion

• Onboard potentiometer for output voltage adjustment

• Non-isolated step-down conversion

• Compact PCB design

• Screw-terminal input and output connections

Specifications:

Applications:

• Arduino and microcontroller power supplies

• Embedded system development

• Electronic prototyping and DIY projects

• Battery-powered electronic circuits

• Sensor and communication module power supplies

• LED lighting and control circuits

• DC voltage regulation

• Robotics and mechatronics projects

• Custom adjustable DC power supplies

• Electronic repair and maintenance