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18650 Charger Module Boost Converter 5V
Part no.GH₵55.00
🔋 18650 Lithium-ion Battery Charger Module with Boost Converter 5V 📦 Product Overview: This module is a dual-function charging and boost converter designed for 18650 lithium-ion batteries. It enables both safe charging of a single-cell 3.7V 18650 battery via micro-USB or Type-C input, and boosts the output voltage to 5V for powering USB devices. Perfect for DIY power banks, portable electronics, A
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Overview
🔋 18650 Lithium-ion Battery Charger Module with Boost Converter 5V
📦 Product Overview:
This module is a dual-function charging and boost converter designed for 18650 lithium-ion batteries. It enables both safe charging of a single-cell 3.7V 18650 battery via micro-USB or Type-C input, and boosts the output voltage to 5V for powering USB devices.
Perfect for DIY power banks, portable electronics, Arduino projects, and solar-powered devices.
⚙️ Key Specifications:
| Feature | Details |
|---|---|
| Input Voltage | 5V (via Micro-USB / USB Type-C) |
| Battery Type | 3.7V Li-ion 18650 single cell |
| Charge Current | 1A (typical via TP4056 IC) |
| Protection IC | DW01 + FS8205 (overcharge, over-discharge, short-circuit) |
| Boost Output | 5V (via USB-A port), 1A max |
| Boost IC | MT3608 / similar step-up converter |
| Charging Indicator | Red = Charging, Blue = Fully Charged |
| Dimensions | ~35mm x 18mm x 5mm |
| Mounting | Onboard battery slots or external connection pads |
🔄 Functions:
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🔌 Charge your 18650 battery safely
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⚡ Boost 3.7V battery output to regulated 5V USB
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🔋 Power Arduino, ESP32, NodeMCU, small fans, LEDs, etc.
🧰 Applications:
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🛠️ DIY Power Bank
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📦 Portable IoT Projects
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🔆 Solar Energy Storage
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📱 Backup USB Power Supply
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🧪 Battery-based Prototyping
⚠️ Notes & Tips:
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Use protected 18650 cells if the module doesn’t have built-in protection.
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Never reverse battery polarity – it can damage the module.
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Avoid drawing more than 1A continuously to protect components.
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Always ensure proper ventilation for safety and heat dissipation.
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