Product Description:
🪶 The 3.7V Lithium Battery Charging Protection Board is an advanced, highly efficient charging module designed for Li-ion and Li-Po batteries. This compact board operates within a voltage range of 4.5V to 5.5V and features a robust linear charging mode, ensuring that your batteries receive optimal power without the risk of damage.
Specifications:
- Charging Current: 1A (Adjustable, 100mA - 1000mA)
- Maximum Output Current: 2.3A
- Charging Accuracy: ± 1.5%
- Full Charge Voltage: 4.2V (within a range of 4.1V to 4.2V)
- Charge Indication: Red LED for charging, Blue (or Green) LED for full charge
- Weight: 2.3g
- Dimensions: 27mm x 17.5mm x 3.9mm
- Operating Temperature: -10°C to 85°C
- Reverse Polarity Protection: Not applicable
- Charging Cut-off Voltage: 4.2V ± 1%
- Battery Over-Discharge Protection Voltage: 2.5V
- Battery Overcurrent Protection: 3A
🪶 Key Features:
- Utilizes the reliable TP4056 charging chip, known for its simplicity and high charging accuracy, facilitating straightforward external circuitry and superior protection.
- Manufactured with automated precision, ensuring each module is robust and tested for high reliability before release.
- Customizable charging currents allow users to easily adjust the current output by modifying the onboard fixed resistor (R3), providing adaptability from 100mA to 1000mA.
🧩 This module is an ideal choice for hobbyists and professionals alike who seek a dependable solution for charging 3.7V lithium batteries. With its impressive specifications and features, it promises efficiency and safety in any application.
