LTC3780 DC-DC High Performance Automatic Buck-Boost (Step-Up/Step-Down) Converter Module

The LTC3780 Buck-Boost Converter Module is one of the most popular DC-DC power conversion modules used by electronics engineers and makers worldwide. Unlike ordinary buck converters or boost converters, this module automatically switches between step-down (buck) and step-up (boost) modes, maintaining a constant output voltage even when the input voltage fluctuates.

This feature makes the LTC3780 ideal for battery-powered devices where battery voltage continuously changes during charging and discharging. It is also an excellent solution for solar-powered systems, automotive electronics, laboratory power supplies, Raspberry Pi projects, Arduino development, LED lighting systems, drones, IoT devices, and embedded electronics.

The module uses synchronous rectification technology, allowing conversion efficiencies of up to 96–98% under ideal operating conditions. With adjustable output voltage, adjustable current limit, and built-in protection features, users can safely power sensitive electronic devices while minimizing heat generation and power loss.

Whether you're building a portable power bank, battery charger, robotics platform, DIY laboratory bench supply, or renewable energy project, the LTC3780 provides stable, reliable, and efficient voltage conversion.

Features:

• Automatic Buck-Boost (Step-Up & Step-Down) Conversion
• Genuine LTC3780 High Performance Controller
• Wide Input Voltage Range
• Adjustable Output Voltage
• High Conversion Efficiency (Up to 98%)
• Adjustable Output Current Limit
• Constant Voltage (CV) Output
• Synchronous Rectification Design
• Low Heat Generation
• Stable Output Under Changing Input Voltage
• Suitable for Battery and Solar Systems
• Reverse Voltage Protection (varies by module version)
• Easy Screw Terminal Connections
• Compact PCB Design
• Ideal for DIY Electronics Projects

Specifications: