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Li-Ion battery charger with Step-Up 5V converter - voltage boost
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Description
Li-Ion battery charger with Step-Up 5V converter
Li-Ion battery charger with Step-Up 5V converter is an ideal solution for lithium batteries, such as popular 18650 cells, and for building power banks.
The module provides voltage at the B+ and B- terminals in the range of 3.7V to 5V. It has integrated microUSB and USB sockets at 5V. The maximum charging current is 1A, and the minimum power cutoff voltage is 2.9V. The circuit includes built-in protection against excessive battery discharge.
Key technical specifications
- Voltage at B+, B- terminals: 3.7 - 5V
- microUSB socket voltage: 5V
- USB socket voltage: 5V
- USB current: 1A
- Maximum battery charging current: 1A
- Minimum battery power cutoff voltage: 2.9V
Example applications
- Building custom power banks
- Charging lithium batteries such as 18650 cells
- Powering portable electronic circuits that require 5V
- Power supply module in DIY projects
- Emergency power systems for USB devices
Benefits
- Battery safety thanks to built-in over-discharge protection
- Easy connection with ready-made microUSB and USB sockets
- Stable power for devices thanks to the integrated Step-Up 5V converter
- Compact solution combining charger and converter in one module
- Broad compatibility with popular lithium batteries
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