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TP4057

TP4057 is a lithium-ion battery charger IC manufactured by UMW. It is designed to provide a highly efficient and compact solution for charging lithium-ion batteries.

Description:

The TP4057 is a highly integrated, current-mode constant current/constant voltage linear charger for lithium-ion batteries. It features a low-dropout linear regulator, which allows for a small and simple external component layout. The device also includes a microcontroller unit (MCU) for enhanced charging performance and safety features.

Features:

• Constant current/constant voltage charging
• Low-dropout linear regulator
• Microcontroller unit (MCU) for enhanced charging performance and safety
• Thermal regulation
• Short-circuit protection
• Over-voltage protection
• Under-voltage lockout (UVLO)
• Charge status indication
• Small package size

Applications:

The TP4057 is suitable for a wide range of applications that require lithium-ion battery charging, including:

• Mobile phones
• Tablets
• Laptops
• Power banks
• Portable media players
• Bluetooth headsets
• Smartwatches
• Fitness trackers
• E-cigarettes

The TP4057 is a reliable and efficient solution for lithium-ion battery charging, making it a popular choice for many portable electronic devices. Its compact size and advanced features make it an ideal choice for designers looking to create small and efficient battery charging solutions.