DC-DC Buck Converter LM2596HVS 4.5–47V Adjustable Module

LM2596HVS DC-DC Step-Down Buck Converter Module – Adjustable Voltage Output

Get precise, stable power regulation with this DC-DC Buck Converter Module built around the LM2596HVS chip. Whether you're powering embedded systems, DIY electronics, automotive accessories, or custom circuit projects, this compact step-down module delivers reliable, adjustable output from a wide input range of 4.5V to 47V. The onboard potentiometer lets you dial in the exact output voltage your project demands — no soldering required to adjust.

Key Features

• Wide Input Range: Accepts 4.5V to 47V DC input — compatible with 12V, 24V, and up to 48V systems
• Adjustable Output Voltage: Onboard trim potentiometer for fine-tuned voltage control
• LM2596HVS Chipset: High-efficiency switching regulator with built-in thermal and short-circuit protection
• Step-Down (Buck) Design: Output is always lower than input, ensuring stable regulated power delivery
• Compact Form Factor: Easy to integrate into enclosures, PCBs, or wiring harnesses
• Suitable for Automotive & DIY Electronics: Works with vehicle accessory circuits, LED drivers, microcontrollers, and more

Technical Specifications

• Chip: LM2596HVS
• Input Voltage: 4.5V – 47V DC
• Output Voltage: Adjustable (lower than input)
• Topology: Step-Down (Buck) Converter
• Adjustment Method: Onboard potentiometer
• Protection: Thermal shutdown, over-current protection

What Can You Use It For?

This DC-DC buck module is ideal for a wide range of applications:

• Powering 5V or 3.3V microcontrollers (Arduino, ESP32, Raspberry Pi) from a 12V or 24V source
• Regulating voltage for LED strips or lighting systems in vehicles
• Building custom power supplies for electronics workbenches
• Stepping down voltage in solar energy systems or battery-powered projects
• Automotive accessory wiring and in-vehicle electronics conversion

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Frequently Asked Questions

Q: What input voltage range does the LM2596HVS DC-DC buck converter module support?

A: This DC-DC step-down module accepts an input voltage range of 4.5V to 47V DC, making it compatible with 12V, 24V, and up to 48V power systems commonly used in automotive and electronics applications.

Q: Can I adjust the output voltage of this module?

A: Yes. The module features an onboard potentiometer that allows you to manually adjust the output voltage to suit your specific circuit requirements. The output voltage will always be lower than the input voltage due to its step-down (buck) topology.

Q: Is this module suitable for automotive use?

A: Absolutely. The wide input voltage range and compact design make this LM2596HVS module well-suited for automotive accessory circuits, in-vehicle electronics, LED drivers, and other 12V/24V vehicle power applications.

Q: Does this buck converter have built-in protection features?

A: Yes. The LM2596HVS chip includes thermal shutdown and over-current protection, helping to safeguard your circuits and the module itself during operation.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.