The TP4054 SOT23 is a compact, highly efficient lithium-ion battery charger designed for single-cell applications. This device utilizes a constant current/constant voltage (CC/CV) charging algorithm, making it ideal for portable electronics and USB-powered devices.
Features:
- Charging Current: Capable of providing a maximum charging current of 500mA, which can be programmed using an external resistor to suit different applications.
- Input Voltage Range: Operates with an input voltage of 4.5V to 8V, compatible with standard USB power supplies.
- Preset Output Voltage: The TP4054 has a preset charging voltage of 4.2V with an accuracy of ±1%, ensuring safe and effective charging of lithium-ion batteries.
- Low Quiescent Current: Features a low quiescent current of approximately 2µA, enhancing battery life in portable applications.
- Thermal Regulation: Includes thermal regulation to prevent overheating during operation, ensuring safe charging conditions.
- Reverse Battery Protection: The device automatically enters a protection state if the battery is connected in reverse, preventing damage to the IC and battery.
- Compact SOT23 Package: Housed in a small SOT-23 package, making it suitable for space-constrained designs.
Application:
The TP4054 is ideal for:
- Mobile Devices: Perfect for smartphones, tablets, and other portable electronics that require efficient battery management.
- Bluetooth Devices: Suitable for Bluetooth headsets and speakers that need reliable charging solutions.
- Consumer Electronics: Can be used in various consumer electronic products that utilize lithium-ion batteries.
Package Included: 1 x TP4054 SOT23. Please note that the product image is for illustrative purposes only. The actual product may vary slightly in appearance!
A1015 BA SOT-23 PNP Epitaxial Silicon Transistor
SX1308 B6283T SOT-23 High Efficiency 1.2MHz 2A Step Up Converter IC
FQA19N60 /19N60 600V N-Channel TO-3PIN MOSFET
CD4017 DIP Johnson Decade Counter IC with 10 Decoded Outputs
LTC4054ES5-4.2 SOT-23 Standalone Linear Li-Ion Battery Charger with Thermal Regulation in ThinSOT
MB6F SOP / SMD Bridge Rectifier 50-1000V 0.5A / 500mA 



There are no reviews yet.