This stepup boost charger module provides a modern and efficient solution for charging 2S (7.4V), 3S (11.1V), and 4S (14.8V) LiPo and LiIon battery packs directly from a standard 5V USB-C power source[citation:1][citation:2][citation:10]!
The module features a compact 39x18x6.3mm design, weighing just 5g, making it ideal for integration into portable DIY projects[citation:7][citation:10]. It provides a quasi-CV charging mode and features a switching frequency up to 1MHz[citation:7][citation:10][citation:11].
| Parameter | Value |
|---|---|
| Input Voltage | DC 3-6V (5V recommended)[citation:7] |
| Output Voltage (2S) | 8.4V (for 7.4V packs) |
| Output Voltage (3S) | 12.6V (for 11.1V packs) |
| Output Voltage (4S) | 16.8V (for 14.8V packs)[citation:2] |
| Charge Current Options | 1A, 2A, 4A (varies by model)[citation:10] |
| Size | ~39mm x 18mm x 6mm[citation:7] |
= Applications =
√ Features overvoltage, undervoltage, and short-circuit protection[citation:9][citation:10].
√ Dual LED indicators provide visual charge status (charging/complete)[citation:2][citation:10].
√ Suitable for devices like MP3 players, digital cameras, Bluetooth devices, and portable fans[citation:7].