Descrizione
This compact charging module is designed for single-series 3.7V lithium batteries (fully charged 4.2V), such as 18650 or polymer cells. It offers reliable and safe charging with protection against overcharge, overcurrent and underdischarge. Thanks to the USB Type-C connector and high-quality chip, it is an ideal choice for projects powered by Li-Ion batteries.
Technical specifications
Input: USB Type-C (5V)
Designed for: 3.7V Li-Ion/Li-Pol batteries (fully charged 4.2V)
Charging current: default 1A
Protections: overcharge, undercharge (2.4V), overcurrent (4A), short circuit, overheating
Precharge: 100 mA
Input voltage range: 4.56.5V (resistance up to 9V)
Charging indication: red LED (charging), blue LED (fully charged)
Operating temperature: -40°C to +80°C
Dimensions: 16.8 × 12 mm, mounting hole spacing 10 mm, internal 5.2 mm
Functions and features
Programmable linear charging current
Constant current / constant voltage
Soft start inrush current limitation
Battery reverse connection protection
Low standby power consumption extends battery life
Dual status indication output (charging, no battery, error)
Ideal for
Charging Li-Ion and Li-Pol cells (e.g. 18650)
Battery-powered electronics projects
DIY power banks and small portable sources
Educational and hobby projects with microcontrollers
Package contents
1× 3.7V charging module with USB Type-C input
Why choose this product?
Compact and simple module with high reliability
Integrated protections for safe charging and operation
Easy integration into projects thanks to Type-C connector
Possibility to adjust the charging current according to the battery capacity
Visual indication of charging and battery status via LED
Recensioni
Ancora non ci sono recensioni.