LT8705 600W Solar MPPT CC-CV Boost Buck Power Module
LT8705 600W Solar MPPT CC-CV Boost Buck Power Module
LT8705 600W Solar MPPT CC-CV Automatic Boost & Buck Power Module
Maximize your solar charging setup with the LT8705 600W Automatic Boost and Buck Board — a high-efficiency, adjustable constant voltage and constant current (CC-CV) power module built around the LT8705 controller IC. Whether you're building a solar charging system, managing large-capacity battery banks, or driving high-power LEDs, this versatile module delivers stable, adjustable power conversion at up to 600W.
Key Specifications
- Input Voltage: DC 9V – 60V (MPPT solar panel compatible)
- Output Voltage Range: 1.3V – 60V (adjustable)
- Output Current Range: 0.5A – 25A (adjustable)
- Maximum Power: 600W
- Module Dimensions: 136 × 77 × 50 mm
- Module Weight: 345g
- EU LVD Voltage: Low voltage — below 50Vac or 75Vdc
Features
- Automatic Boost & Buck Operation: Seamlessly steps voltage up or down as needed, providing flexible power conversion from a wide input range.
- MPPT Solar Panel Compatibility: Input current-limiting function is ideally suited for solar panel constant-current source charging — pair with two 200W panels for an efficient solar charging solution.
- Constant Voltage & Constant Current (CC-CV): Precise, independently adjustable output voltage and current for safe and efficient charging of diverse battery types.
- Anti-Reverse Connection Protection: Built-in input polarity protection helps guard against wiring mistakes.
- Intelligent Temperature-Controlled Fan: Onboard thermal management automatically adjusts fan speed to maintain safe operating temperatures under heavy load.
- Standby Port: Optional standby port can be added for low-power idle states.
- High Efficiency: Switching converter design ensures significantly higher efficiency than linear regulators at comparable power levels.
Applications
- Solar MPPT Charging: Connect directly to solar panels for maximum power point tracking battery charging — no need to worry about backfilling as long as the output is not connected to the battery simultaneously.
- Car Battery High-Current Charging: Supports two-stage battery charging power supply systems for automotive applications.
- Large-Capacity Lithium / LiFePO4 Battery Charging: High-current constant-current charging for large lithium and iron-phosphate battery packs.
- High-Power LED Driver: Constant-current output ideal for driving high-power LED arrays.
- Battery Voltage Stabilization: Suitable for telecom base station backup voltage regulation and stabilized power supply systems.
- Adjustable Voltage Regulator: Use as a high-efficiency, high-power adjustable regulator where linear-regulator accuracy is not required.
- Other Adjustable Constant-Current Applications: Flexible enough to support a wide variety of DC power conversion tasks.
What's in the Box
- 1× LT8705 600W Solar MPPT CC-CV Boost Buck Power Module
Made in Mainland China.
Notes
- Due to lighting conditions and screen color calibration, the actual product color may vary slightly from product images.
- Please allow a 1mm–1cm tolerance due to manual measurement.
For general information on safe electrical practices and DC power systems, visit the OSHA Electrical Safety Resource.
Frequently Asked Questions
Q: What input voltage range does the LT8705 600W Solar MPPT module support?
A: The module accepts a DC input voltage range of 9V to 60V, making it compatible with a wide variety of solar panel configurations and DC power sources optimized for MPPT solar charging applications.
Q: Can I use this module to charge lithium batteries directly from solar panels?
A: Yes. The LT8705 CC-CV power module supports direct battery charging via its constant-current and constant-voltage modes. Its input current-limiting function is especially well-suited to solar panel charging — simply pair it with appropriately sized panels (e.g., two 200W panels) and set your desired output voltage and current to match your battery specifications.
Q: What is the maximum output current and power for this boost/buck module?
A: The module supports an adjustable output current of 0.5A to 25A and a maximum continuous power of 600W, making it suitable for high-current applications such as LiFePO4 battery charging, LED driving, and automotive battery systems.
Q: Does this module have any built-in protection features?
A: Yes. The LT8705 board includes input anti-reverse connection protection and an intelligent temperature-controlled fan to help maintain safe operating temperatures during high-load operation.