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DC-DC Buck Converter Power Supply (LM2596S)


DC-DC Buck Converter Step Down Module LM2596 Power Supply is a step-down(buck) switching regulator, capable of driving a 3-A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3 V, 5 V, 12 V, and an adjustable output version.

Availability: 50 in stock

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The DC-DC Buck Converter Power Supply (LM2596S) is a versatile electronic component widely used in various applications due to its distinctive features and capabilities.


  • Voltage Regulation: The LM2596S efficiently converts higher input voltages into stable lower outputs. This ensures a consistent and reliable power source for sensitive electronic devices and circuits.
  • Compact Design: With its space-saving design, it suits applications with limited physical space. This is especially valuable for powering portable electronic devices.
  • Over-Current and Thermal Protection: The LM2596S includes over-current and thermal protection mechanisms, preventing damage in cases of current overload or excessive heat. This enhances system reliability and safety.
  • Wide Input Voltage Range: Capable of handling a broad range of input voltages, it adapts to various power sources and input conditions. This flexibility is advantageous when input voltages fluctuate or different power sources are used.
  • High Efficiency: Renowned for its high efficiency, the LM2596S minimizes energy loss during voltage conversion. This conserves power and reduces the need for additional cooling methods, improving overall system efficiency.
  • Adjustable Output Voltage: Featuring an adjustable output voltage, users can fine-tune the output to meet specific requirements. This versatility makes it suitable for a wide array of electronic projects and devices.


  • Voltage Regulation: The LM2596S primarily regulates voltage, ensuring a stable power supply for microcontrollers, sensors, and other electronic components.
  • Battery Charging: Widely used in battery charging circuits for various battery types, including lead-acid, lithium-ion, and nickel-cadmium batteries.
  • LED Lighting: Employed in LED driver circuits, it delivers efficient and controlled power to LED lighting systems.
  • Automotive Electronics: Found in automotive voltage regulation circuits, it powers sensors, infotainment systems, and other electronic components.
  • Renewable Energy: Utilized in renewable energy systems, such as solar power systems, to regulate and convert solar panel voltage for storage or direct use.
  • DIY Electronics Projects: Hobbyists and DIY enthusiasts frequently incorporate the LM2596S into diverse projects, including power supplies, battery-powered devices, and robotics.

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Weight 0.2 kg


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