The 2S 2A Lithium Battery Charger Module is a compact charging board designed for 2-cell (2S) lithium-ion battery packs. It uses a USB Type-C input and provides a regulated charging output suitable for 2S battery packs, with selectable charging current options. The module is suitable for DIY power banks, portable electronics, robotics, and rechargeable battery projects.
Features
- Designed for 2S lithium-ion battery packs
- 8.4V charging output for 2S Li-ion batteries
- 2A charging current configuration
- USB Type-C input
- Compact and easy-to-integrate PCB
- Selectable battery series configuration
- Selectable charging current
- Built-in charging control circuitry
- Suitable for DIY and embedded battery projects
- Screw/through-hole terminals for convenient connections
Specifications
| Specification |
Details |
| Product Type |
Lithium Battery Charger Module |
| Model |
CA-330S-A |
| Battery Type |
Lithium-Ion / Li-Po |
| Battery Configuration |
2S |
| Number of Cells |
2 Cells in Series |
| Charging Voltage |
8.4V |
| Charging Current |
2A |
| Input Connector |
USB Type-C |
| Input Voltage |
3–6V DC |
| Output Configuration |
2S / 3S / 4S Selectable |
| Current Selection |
1A / 2A / 4A Selectable |
| PCB Type |
FR-4 PCB |
| Cooling |
Passive |
| Mounting |
PCB Mounting Holes |
Terminal Configuration
| Terminal |
Function |
| IN+ / IN− |
DC input power |
| BAT+ / BAT− |
Battery connection |
| OUT+ / OUT− |
Charger/output connection |
Applications
- 2S Li-ion battery charging
- DIY rechargeable battery packs
- Portable power supplies
- Robotics projects
- RC and hobby electronics
- LED lighting systems
- Portable electronic devices
- DIY power-bank projects
- Battery-powered Arduino/ESP32 projects
Advantages
- 2A charging capability for relatively fast charging
- USB Type-C input for convenient power connection
- Supports different battery configurations through selection settings
- Compact PCB design
- Integrated charging control circuitry
- Easy to use in DIY battery projects
- Multiple charging-current options
Size
- Compact PCB module
- Exact dimensions may vary slightly depending on the board revision.
Package Includes
- 1 × 2S 2A Lithium Battery Charger Module
Note
This module is shown configured for 2S / 2A operation. Ensure the battery pack configuration and charging-current setting are correctly selected before use. Use only compatible lithium battery cells and observe correct polarity (+/−) when connecting the battery.
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