The IP5305, manufactured by Injoinic Technology Co., Ltd., is a highly integrated power bank system-on-chip (SoC) designed for portable charging applications. This chip integrates a synchronous boost converter, lithium battery charge management, and LED lighting driver functionalities, making it a compact and efficient solution for power bank designs.

Applications

• Power banks
• Portable chargers
• Mobile power supplies
• Emergency lighting devices
• DIY power projects

Features

• Integrated synchronous boost converter
• Lithium battery charge management
• LED lighting driver
• Over-charge protection (OCP)
• Over-discharge protection (ODP)
• Short-circuit protection (SCP)

Benefits

• High conversion efficiency
• Complete power management solution
• Compact size
• Simplified design and reduced BOM cost
• Enhanced safety features

The IP5305 is designed to provide a single-chip solution for power bank applications. The integrated synchronous boost converter efficiently steps up the battery voltage to a higher output voltage, providing power to charge mobile devices. The lithium battery charge management circuit accurately and safely charges the battery, preventing overcharging and ensuring optimal battery life. The LED lighting driver allows for integration of LED indicator lights or a small flashlight function in the power bank.

The device incorporates comprehensive protection features, including over-charge protection, over-discharge protection, and short-circuit protection, ensuring the safety of the battery and the connected device. The IP5305 also offers a low quiescent current, minimizing battery drain when the power bank is not in use. Its compact size and high integration level make it ideal for space-constrained portable applications. The IP5305 simplifies the design process, reduces the number of external components required, and lowers the overall cost of the power bank system.