LM2596 DC-DC Buck Converter - Adjustable Step-Down Voltage Regulator Module

LM2596 DC-DC Buck Converter Module

The LM2596 Buck Converter is a versatile and efficient step-down voltage regulator module widely used in DIY electronics, robotics, and power supply projects. With an adjustable output voltage via onboard potentiometer, it converts higher DC voltages down to your required level with minimal heat and high efficiency.

Key Features

• Input Voltage: 4V – 40V DC
• Output Voltage: 1.25V – 37V DC (adjustable)
• Max Output Current: 3A (continuous)
• Onboard blue potentiometer for easy voltage adjustment
• High efficiency — up to 92%
• Built-in thermal shutdown and current limiting protection
• Compact blue PCB — easy to integrate into any project
• Available in packs of 5 for bulk use

Specifications

• IC: LM2596S
• Input: 4V – 40V DC
• Output: 1.25V – 37V DC (adjustable)
• Max Current: 3A
• Efficiency: up to 92%
• Switching Frequency: 150 kHz

Ideal For

• Arduino, Raspberry Pi, and microcontroller power supply
• DIY electronics and robotics projects
• Battery charging circuits and solar power systems