Description:
LTC3780 DC Buck Boost Converter Module 5-32V to 1-30V 80W Adjustable Voltage Regulator Power Supply is a high-efficiency DC-DC converter designed to provide stable and adjustable output voltage for a wide range of electronic, industrial, and DIY applications. Built around the powerful LTC3780 switching regulator, this module automatically performs both step-up (boost) and step-down (buck) voltage conversion, ensuring a constant output voltage regardless of fluctuations in the input supply.
Supporting an input voltage range of 5V to 32V and an adjustable output voltage from 1V to 30V, the LTC3780 converter can deliver up to 80W output power with excellent line and load regulation. It also supports constant voltage (CV) and constant current (CC) modes, making it an ideal solution for battery charging, LED drivers, laboratory power supplies, solar power systems, automotive electronics, and embedded electronic projects.
The module features three onboard precision potentiometers that allow users to adjust the output voltage, constant current limit, and under-voltage protection threshold with ease. An integrated fault indicator provides visual status monitoring, while built-in overcurrent protection, thermal protection, short-circuit protection, and under-voltage protection ensure safe and reliable operation under demanding conditions.
Designed with high-quality components and an efficient switching architecture, the LTC3780 DC Buck Boost Converter Module offers low heat generation, high conversion efficiency, and long-term reliability. Its compact design makes it suitable for portable devices, robotics, Arduino projects, Raspberry Pi systems, IoT applications, industrial automation, battery-powered equipment, and custom power supply solutions.
Whether you're designing a battery charger, adjustable power supply, solar charging system, automotive power regulator, embedded electronics project, or industrial control system, the LTC3780 DC Buck Boost Converter Module provides an efficient, versatile, and dependable power management solution for professional an
Specification:
| Specification | Details |
|---|---|
| Product Name | LTC3780 DC Buck Boost Converter Module |
| Main IC | LTC3780 |
| Converter Type | DC-DC Buck Boost Converter |
| Input Voltage | DC 5V – 32V |
| Output Voltage | DC 1V – 30V (Continuously Adjustable) |
| Maximum Output Current | 10A (Maximum) |
| Recommended Continuous Current | Up to 7A |
| Rated Output Power | 80W |
| Peak Output Power | 130W (Additional Heat Dissipation Required Above 80W) |
| Output Ripple | 50mV (Measured at 12V Input → 12V Output @ 5A) |
| Operating Temperature | -45°C to +85°C |
| Short Circuit Protection | Yes |
| Input Reverse Polarity Protection | No (External Diode Recommended) |
| Output Reverse Current Protection | No (External Diode Recommended) |
| Output Regulation | Constant Voltage (CV) & Constant Current (CC) |
| Output Adjustment | Precision Potentiometers |
| Cooling Requirement | Additional Heat Sink Recommended for High Power (>80W) |
Features:
- Buck-Boost DC-DC Converter Automatically performs both step-up and step-down voltage conversion while maintaining a stable output voltage.
- Constant Voltage (CV) & Constant Current (CC) Modes Ideal for battery charging, power supplies, LED drivers, and laboratory applications.
- Under-Voltage Protection Built-in under-voltage protection helps safeguard connected devices and batteries from low input voltage conditions.
- High Conversion Efficiency Utilizes advanced synchronous rectification technology with conversion efficiency of up to 98% for reduced power loss.
- High Power Output Supports up to 80W continuous output power and 130W peak power with proper cooling.
- Wide Input & Adjustable Output Accepts 5V–32V DC input and provides a continuously adjustable 1V–30V DC output.
- Premium Gold-Plated PCB Built on a 1.6mm thick gold-plated circuit board for improved conductivity, durability, and long-term reliability.
- Excellent Heat Dissipation Optimized PCB layout and high-quality components ensure efficient thermal performance during continuous operation.
- Precision Adjustable Controls Onboard potentiometers allow easy adjustment of output voltage, current limit, and under-voltage protection threshold.
- Comprehensive Protection Features Includes short-circuit protection, overcurrent control, thermal stability, and fault indication for safe operation.
- Compact & Reliable Design Suitable for portable power systems, embedded electronics, and space-constrained installations.
- Wide Range of Applications Perfect for laptop power supplies, automotive electronics, solar charging systems, battery chargers, LED power supplies, Arduino, Raspberry Pi, robotics, IoT, industrial automation, and DIY electronics projects.
Applications:
- Lead-Acid Battery Charger Ideal for building efficient constant voltage and constant current battery charging circuits.
- Bench Power Supply Suitable for creating compact adjustable DC bench power supplies for electronics testing and development.
- High-Power LED Driver Provides stable current and voltage for driving high-power LEDs and LED lighting systems.
- Audio Power Circuits Perfect for powering high-current audio amplifiers and sound system applications.
- Solar Power Systems Used in solar battery charging, voltage regulation, and renewable energy projects.
- Automotive Electronics Suitable for in-car power regulation, DC power conversion, and vehicle electronic applications.
- DIY Electronics Projects Excellent for Arduino, Raspberry Pi, ESP32, robotics, and embedded system projects.
- Industrial Power Supplies Ideal for industrial automation, instrumentation, control systems, and DC equipment.
- Portable Power Solutions Can be integrated into battery-powered devices and portable electronic equipment.
- Voltage Conversion Applications Perfect for efficiently stepping up or stepping down DC voltage while maintaining a stable output.
Safety Precautions:
- Use the module only within the specified input voltage range (5V–32V DC) to avoid permanent damage.
- Ensure correct input and output polarity before powering the module, as it does not include reverse polarity protection.
- Provide adequate heat dissipation or an external heatsink when operating above 80W or under high current loads.
- Avoid short circuits and do not exceed the maximum rated output current to ensure safe and reliable operation.
- Always disconnect the power supply before adjusting wiring or connecting/disconnecting the load to prevent accidental damage or electric shock.
Frequently Asked Questions ( FAQs )
1. What is the LTC3780 DC Buck Boost Converter Module?
The LTC3780 is a high-efficiency DC-DC buck-boost converter that can both step up and step down input voltage while providing a stable, adjustable output voltage.
2. What is the input and output voltage range?
The module supports an input voltage of 5V–32V DC and provides an adjustable output voltage from 1V–30V DC.
3. What is the maximum output current?
The module supports a maximum output current of 10A, with a recommended continuous operating current of up to 7A.
4. What is the maximum output power?
It delivers 80W continuous output power and up to 130W peak power with adequate cooling.
5. Does the module support constant voltage and constant current modes?
Yes. It supports both Constant Voltage (CV) and Constant Current (CC) modes, making it suitable for battery charging and power supply applications.
6. Is reverse polarity protection available?
No. The module does not include reverse polarity protection. An external protection diode is recommended if reverse polarity protection is required.
7. Does the module include protection features?
Yes. It includes short-circuit protection, under-voltage protection, overcurrent control, and thermal protection for reliable operation.
8. Where can this converter module be used?
It is ideal for battery chargers, adjustable bench power supplies, solar power systems, automotive electronics, LED drivers, Arduino, Raspberry Pi, robotics, IoT projects, and industrial power applications.
9. How do I adjust the output voltage and current?
The onboard precision potentiometers allow easy adjustment of the output voltage, current limit, and under-voltage protection threshold.
10. Why choose the LTC3780 DC Buck Boost Converter Module?
The LTC3780 offers high efficiency up to 98%, 80W output power, adjustable voltage and current, buck-boost operation, multiple protection features, and reliable performance, making it an excellent choice for professional and DIY power supply projects.
Package Included:
1 x LTC3780 DC Buck Boost Converter Module 5-32V to 1-30V 80W Adjustable Voltage Regulator Power Supply
