5V 110mA 0.55W Mini Solar Panel 70x70mm

5V 110mA 0.55W Mini Solar Panel 70x70mm provides a highly efficient and compact green energy solution for low-power DIY electronics and small battery-charging projects. This miniature photovoltaic cell converts ambient sunlight into reliable electrical current with optimized semiconductor technology. Consequently, it serves as an ideal power source for portable microcontroller setups and wireless sensor nodes. Furthermore, the durable epoxy resin surface protects internal circuits from environmental wear and moisture damage. Therefore, hobbyists and engineers can easily deploy autonomous, sun-powered devices in both indoor and outdoor settings.

Key Features:

• High Conversion Efficiency: Employs premium photovoltaic material to maximize power output under direct sunlight conditions.
• Durable Surface Protection: Features a weather-resistant epoxy resin coating that guards against dust, moisture, and scratches.
• Compact Square Form Factor: The 70x70mm dimensions allow seamless integration into small enclosures and portable equipment.
• Pre-soldered Leads: Includes attached connection wires to simplify wiring and speed up prototyping tasks.
• Stable Output: Delivers a consistent 5V operational voltage suitable for charging small energy storage elements.

Technical Specifications:

• Rated Power (Pmp): 0.55W
• Operating Voltage (Vmp): 5.0V
• Operating Current (Imp): 110mA
• Open-Circuit Voltage (Voc): ≈ 5.5V
• Short-Circuit Current (Isc): ≈ 120mA
• Technology: Polycrystalline / Monocrystalline silicon solar cells

Mechanical Specifications:

• Substrate Material: Sturdy PCB backing with reinforced edges
• Encapsulation: Transparent UV-resistant epoxy resin
• Termination: Securely soldered connection wires on the rear pads
• Mounting Support: Lightweight design suitable for adhesive or mechanical mounting

Dimensions:

• Panel Length: 70.0 mm
• Panel Width: 70.0 mm
• Panel Thickness: ≈ 3.0 mm
• Weight: ≈ 15.0 g

Pinout and Wiring:

• Positive Wire (Red): Connects to the positive supply rail or diode anode for charging circuits.
• Negative Wire (Black): Connects to the system ground or negative battery terminal.
• Note: However, always incorporate a blocking diode in your charging circuit to prevent reverse current discharge through the panel at night.

Datasheet Reference:

• Download Mini Solar Panel Technical Reference

Commonly Used in:

• Solar Battery Chargers: Powering small lithium-ion or NiMH battery maintenance circuits.
• Garden Lighting: Driving decorative LED illumination and automated night lights.
• Educational Science Kits: Demonstrating renewable energy conversion principles in classrooms.

Applications:

• Autonomous IoT Sensors: Running remote environmental monitors without requiring battery replacements.
• Wearable Solar Gear: Integrating green energy generation into outdoor backpacks and accessories.
• Model Making: Powering miniature motors and fans in architectural prototypes.

Equivalent Models:

• 5V 60mA Mini Solar Panel: A smaller alternative providing lower current output, although sharing identical voltage specifications.
• 6V 1W Solar Panel: A higher capacity option delivering increased power, whereas requiring voltage regulation for 5V systems.
• 3V 80mA Solar Panel: A lower voltage variant tailored for 3.3V logic microcontrollers.

Package Includes:

• 1 × 5V 110mA 0.55W Mini Solar Panel 70x70mm