Description
The 5V 2A Fast LiPo Charging and Boost Module is a compact and efficient power management board designed for single-cell (3.7V) lithium polymer batteries. It combines battery charging and 5V step-up conversion in one module, making it ideal for DIY power banks, portable electronics, and embedded systems.
Key Features
- USB Type-C Input for modern, easy connectivity
- 2-in-1 Charging + Boost Functionality
- Supports simultaneous charging and discharging
- Automatic power cutoff when load is below threshold
- Intelligent recharging control (auto restart below 4.1V)
- Ultra-low standby current (<30µA)
- High efficiency up to 92.5%
- Compact design (25 × 20 mm) for portable projects
- Built-in battery protection and power management
Specification
- Input Voltage: 5V – 5.5V (USB Type-C)
- Battery Type: Single-cell Li-ion / LiPo (3.7V nominal)
- Charge Cutoff Voltage: 4.2V / 4.35V ±5%
- Charging Current: Up to 2.4A ±5%
- Output Voltage: 5V – 5.15V
- Maximum Output Current: 2A
- Boost Efficiency: Up to 92.5%
- Quiescent Current: <30µA
- Precharge Current: 180mA (for deeply discharged cells)
- Ripple Voltage: ≤100mV
- Dimensions: 25mm × 20mm
- Weight: ~3g
Application
- DIY power banks
- Portable USB chargers
- Wearable electronics
- IoT and sensor devices
- ESP32 / Arduino portable power supply
- Mini UPS systems
- Battery-powered prototypes